Example #1
0
//
// ColouriseDocument
//
static void ColouriseDocument(
    unsigned int startPos,
    int length,
    int initStyle,
    WordList *keywordlists[],
    Accessor &styler) {
    WordList &keywords = *keywordlists[0];
    WordList &keywords2 = *keywordlists[1];
    WordList &keywords3 = *keywordlists[2];
    StyleContext sc(startPos, length, initStyle, styler);
    int lineCurrent = styler.GetLine(startPos);
    bool apostropheStartsAttribute = (styler.GetLineState(lineCurrent) & 1) != 0;
    while (sc.More()) {
        if (sc.atLineEnd) {
            // Go to the next line
            sc.Forward();
            lineCurrent++;
            // Remember the line state for future incremental lexing
            styler.SetLineState(lineCurrent, apostropheStartsAttribute);
            // Don't continue any styles on the next line
            sc.SetState(SCE_SPICE_DEFAULT);
        }
        // Comments
        if ((sc.Match('*') && sc.atLineStart) || sc.Match('*','~')) {
            ColouriseComment(sc, apostropheStartsAttribute);
            // Whitespace
        } else if (IsASpace(sc.ch)) {
            ColouriseWhiteSpace(sc, apostropheStartsAttribute);
            // Delimiters
        } else if (IsDelimiterCharacter(sc.ch)) {
            ColouriseDelimiter(sc, apostropheStartsAttribute);
            // Numbers
        } else if (IsADigit(sc.ch) || sc.ch == '#') {
            ColouriseNumber(sc, apostropheStartsAttribute);
            // Keywords or identifiers
        } else {
            ColouriseWord(sc, keywords, keywords2, keywords3, apostropheStartsAttribute);
        }
    }
    sc.Complete();
}
Example #2
0
static void ColouriseLuaDoc(
  unsigned int startPos,
  int length,
  int initStyle,
  WordList *keywordlists[],
  Accessor &styler) {

  WordList &keywords = *keywordlists[0];
  WordList &keywords2 = *keywordlists[1];
  WordList &keywords3 = *keywordlists[2];
  WordList &keywords4 = *keywordlists[3];
  WordList &keywords5 = *keywordlists[4];
  WordList &keywords6 = *keywordlists[5];
  WordList &keywords7 = *keywordlists[6];
  WordList &keywords8 = *keywordlists[7];

  // Accepts accented characters
  CharacterSet setWordStart(CharacterSet::setAlpha, "_", 0x80, true);
  CharacterSet setWord(CharacterSet::setAlphaNum, "_", 0x80, true);
  // Not exactly following number definition (several dots are seen as OK, etc.)
  // but probably enough in most cases. [pP] is for hex floats.
  CharacterSet setNumber(CharacterSet::setDigits, ".-+abcdefpABCDEFP");
  CharacterSet setExponent(CharacterSet::setNone, "eEpP");
  CharacterSet setLuaOperator(CharacterSet::setNone, "*/-+()={}~[];<>,.^%:#");
  CharacterSet setEscapeSkip(CharacterSet::setNone, "\"'\\");

  int currentLine = styler.GetLine(startPos);
  // Initialize long string [[ ... ]] or block comment --[[ ... ]] nesting level,
  // if we are inside such a string. Block comment was introduced in Lua 5.0,
  // blocks with separators [=[ ... ]=] in Lua 5.1.
  // Continuation of a string (\z whitespace escaping) is controlled by stringWs.
  int nestLevel = 0;
  int sepCount = 0;
  int stringWs = 0;
  if (initStyle == SCE_LUA_LITERALSTRING || initStyle == SCE_LUA_COMMENT ||
    initStyle == SCE_LUA_STRING || initStyle == SCE_LUA_CHARACTER) {
    int lineState = styler.GetLineState(currentLine - 1);
    nestLevel = lineState >> 9;
    sepCount = lineState & 0xFF;
    stringWs = lineState & 0x100;
  }
Example #3
0
static void ColouriseYAMLLine(
	char *lineBuffer,
	unsigned int currentLine,
	unsigned int lengthLine,
	unsigned int startLine,
	unsigned int endPos,
	WordList &keywords,
	Accessor &styler) {

	unsigned int i = 0;
	bool bInQuotes = false;
	unsigned int indentAmount = SpaceCount(lineBuffer);

	if (currentLine > 0) {
		int parentLineState = styler.GetLineState(currentLine - 1);

		if ((parentLineState&YAML_STATE_MASK) == YAML_STATE_TEXT || (parentLineState&YAML_STATE_MASK) == YAML_STATE_TEXT_PARENT) {
			unsigned int parentIndentAmount = parentLineState&(~YAML_STATE_MASK);
			if (indentAmount > parentIndentAmount) {
				styler.SetLineState(currentLine, YAML_STATE_TEXT | parentIndentAmount);
				styler.ColourTo(endPos, SCE_YAML_TEXT);
				return;
			}
		}
	}
	styler.SetLineState(currentLine, 0);
	if (strncmp(lineBuffer, "---", 3) == 0) {	// Document marker
		styler.SetLineState(currentLine, YAML_STATE_DOCUMENT);
		styler.ColourTo(endPos, SCE_YAML_DOCUMENT);
		return;
	}
	// Skip initial spaces
	while ((i < lengthLine) && lineBuffer[i] == ' ') { // YAML always uses space, never TABS or anything else
		i++;
	}
	if (lineBuffer[i] == '\t') { // if we skipped all spaces, and we are NOT inside a text block, this is wrong
		styler.ColourTo(endPos, SCE_YAML_ERROR);
		return;
	}
	if (lineBuffer[i] == '#') {	// Comment
		styler.SetLineState(currentLine, YAML_STATE_COMMENT);
		styler.ColourTo(endPos, SCE_YAML_COMMENT);
		return;
	}
	while (i < lengthLine) {
		if (lineBuffer[i] == '\'' || lineBuffer[i] == '\"') {
			bInQuotes = !bInQuotes;
		} else if (lineBuffer[i] == ':' && !bInQuotes) {
			styler.ColourTo(startLine + i - 1, SCE_YAML_IDENTIFIER);
			styler.ColourTo(startLine + i, SCE_YAML_OPERATOR);
			// Non-folding scalar
			i++;
			while ((i < lengthLine) && isspacechar(lineBuffer[i]))
				i++;
			unsigned int endValue = lengthLine - 1;
			while ((endValue >= i) && isspacechar(lineBuffer[endValue]))
				endValue--;
			lineBuffer[endValue + 1] = '\0';
			if (lineBuffer[i] == '|' || lineBuffer[i] == '>') {
				i++;
				if (lineBuffer[i] == '+' || lineBuffer[i] == '-')
					i++;
				while ((i < lengthLine) && isspacechar(lineBuffer[i]))
					i++;
				if (lineBuffer[i] == '\0') {
					styler.SetLineState(currentLine, YAML_STATE_TEXT_PARENT | indentAmount);
					styler.ColourTo(endPos, SCE_YAML_DEFAULT);
					return;
				} else if (lineBuffer[i] == '#') {
					styler.SetLineState(currentLine, YAML_STATE_TEXT_PARENT | indentAmount);
					styler.ColourTo(startLine + i - 1, SCE_YAML_DEFAULT);
					styler.ColourTo(endPos, SCE_YAML_COMMENT);
					return;
				} else {
					styler.ColourTo(endPos, SCE_YAML_ERROR);
					return;
				}
			} else if (lineBuffer[i] == '#') {
				styler.ColourTo(startLine + i - 1, SCE_YAML_DEFAULT);
				styler.ColourTo(endPos, SCE_YAML_COMMENT);
				return;
			}
			styler.SetLineState(currentLine, YAML_STATE_VALUE);
			if (lineBuffer[i] == '&' || lineBuffer[i] == '*') {
				styler.ColourTo(endPos, SCE_YAML_REFERENCE);
				return;
			}
			if (keywords.InList(&lineBuffer[i])) { // Convertible value (true/false, etc.)
				styler.ColourTo(endPos, SCE_YAML_KEYWORD);
				return;
			} else {
				unsigned int i2 = i;
				while ((i < lengthLine) && lineBuffer[i]) {
					if (!(isascii(lineBuffer[i]) && isdigit(lineBuffer[i])) && lineBuffer[i] != '-' && lineBuffer[i] != '.' && lineBuffer[i] != ',') {
						styler.ColourTo(endPos, SCE_YAML_DEFAULT);
						return;
					}
					i++;
				}
				if (i > i2) {
					styler.ColourTo(endPos, SCE_YAML_NUMBER);
					return;
				}
			}
			break; // shouldn't get here, but just in case, the rest of the line is coloured the default
		}
		i++;
	}
	styler.ColourTo(endPos, SCE_YAML_DEFAULT);
}
Example #4
0
//  <---  Colourise --->
void Colourise_Doc(unsigned int startPos, unsigned int length, int initStyle, WordList *keywordlists[], Accessor &styler)
{
    WordList &keywords0 = *keywordlists[0];
    WordList &keywords1 = *keywordlists[1];
    WordList &keywords2 = *keywordlists[2];
    WordList &keywords3 = *keywordlists[3];
    WordList &keywords4 = *keywordlists[4];
    WordList &keywords5 = *keywordlists[5];
    WordList &keywords6 = *keywordlists[6];
    WordList &keywords7 = *keywordlists[7];
    WordList &keywords8 = *keywordlists[8];

    int currentLine = styler.GetLine(startPos);
    int sepCount = 0;
    if (initStyle == LITERALSTRING || initStyle == LUA_COMMENT) {
        sepCount = styler.GetLineState(currentLine - 1) & 0xFF;
    }

    // Do not leak onto next line
    if (initStyle == STRINGEOL || initStyle == LUA_COMMENTLINE || initStyle == CPP_COMMENTLINE) {
        initStyle = DEFAULT;
    }

    StyleContext sc(startPos, length, initStyle, styler);
    for (; sc.More(); sc.Forward()) {
        if (sc.atLineEnd) {
            // Update the line state, so it can be seen by next line
            currentLine = styler.GetLine(sc.currentPos);
            switch (sc.state) {
            case LITERALSTRING:
            case LUA_COMMENT:
                // Inside a literal string or block comment, we set the line state
                styler.SetLineState(currentLine, sepCount);
                break;
            default:
                // Reset the line state
                styler.SetLineState(currentLine, 0);
                break;
            }
        }

        // Handle string line continuation
        if ((sc.state == STRING || sc.state == CHARACTER) &&
                sc.ch == '\\') {
            if (sc.chNext == '\n' || sc.chNext == '\r') {
                sc.Forward();
                if (sc.ch == '\r' && sc.chNext == '\n') {
                    sc.Forward();
                }
                continue;
            }
        }

        // Determine if the current state should terminate.
        if (sc.state == OPERATOR || sc.state == NUMBER) {
            sc.SetState(DEFAULT);
        } else if (sc.state == IDENTIFIER) {
            if (!IsAWordChar(sc.ch) || (sc.currentPos+1 == startPos + length)) {
                if (IsAWordChar(sc.ch)) {
                    sc.Forward(); // Checks words at the end of the document.
                }
                char s[100];
                sc.GetCurrent(s, sizeof(s));
                if (keywords0.InList(s)) {
                    sc.ChangeState(WORD0);
                } else if (keywords1.InList(s)) {
                    sc.ChangeState(WORD1);
                } else if (keywords2.InList(s)) {
                    sc.ChangeState(WORD2);
                } else if (keywords5.InList(s)) {
                    sc.ChangeState(WORD5);
                } else if (keywords8.InList(s)) {
                    sc.ChangeState(WORD8);
                }
                sc.SetState(DEFAULT);
            }
        } else if (sc.state == LUA_COMMENTLINE || sc.state == CPP_COMMENTLINE) {
            if (sc.atLineEnd) {
                sc.ForwardSetState(DEFAULT);
            }
        } else if (sc.state == STRING) {
            if (sc.ch == '\\') {
                if (sc.chNext == '\"' || sc.chNext == '\\') {
                    sc.Forward();
                }
            } else if (sc.ch == '\"') {
                sc.ForwardSetState(DEFAULT);
            } else if (sc.atLineEnd) {
                sc.ChangeState(STRINGEOL);
                sc.ForwardSetState(DEFAULT);
            }
        } else if (sc.state == CHARACTER) {
            if (sc.ch == '\\') {
                if (sc.chNext == '\'' || sc.chNext == '\\') {
                    sc.Forward();
                }
            } else if (sc.ch == '\'') {
                sc.ForwardSetState(DEFAULT);
            } else if (sc.atLineEnd) {
                sc.ChangeState(STRINGEOL);
                sc.ForwardSetState(DEFAULT);
            }
        } else if (sc.state == LITERALSTRING || sc.state == LUA_COMMENT) {
            if (sc.ch == ']') {
                int sep = LongDelimCheck(sc);
                if (sep == sepCount) {
                    sc.Forward(sep);
                    sc.ForwardSetState(DEFAULT);
                }
            }
        } else if (sc.state == CPP_COMMENT) {
            if (sc.Match('*', '/')) {
                sc.Forward();
                sc.ForwardSetState(DEFAULT);
            }
        } else {
            sc.SetState(DEFAULT);
        }

        // Determine if a new state should be entered.
        if (sc.state == DEFAULT) {
            if (IsADigit(sc.ch) || (sc.ch == '.' && IsADigit(sc.chNext))) {
                sc.SetState(NUMBER);
                if (sc.ch == '0' && (sc.chNext == 'x' || sc.chNext == 'X')) {
                    int j = 1;
                    while (IsADigit(sc.GetRelative(j+1), 16)) {
                        j++;
                    }
                    sc.Forward(j);
                } else {
                    int j = 0;
                    bool hitDot(false);
                    bool hitE(false);
                    int ch = sc.ch;
                    int chNext = sc.chNext;
                    while (IsADigit(ch) || (ch == '.' && !hitDot && !hitE) ||
                            ((ch == 'e' || ch == 'E') && !hitE && (IsADigit(chNext) ||
                                    ((chNext == '-' || chNext == '+') && IsADigit(sc.GetRelative(j+2)))))) {
                        if (ch == '.') {
                            hitDot = true;
                        } else if (ch == 'e' || ch == 'E') {
                            hitE = true;
                            j++;
                            if (chNext == '-' || chNext == '+') {
                                j++;
                            }
                            chNext = sc.GetRelative(j+1);
                        }
                        j++;
                        ch = chNext;
                        chNext = sc.GetRelative(j+1);
                    }
                    sc.Forward(j-1);
                }
            } else if (sc.ch == ':' || sc.ch == '.') {
                sc.SetState(OPERATOR);
                if (IsAWordChar(sc.chNext) || isspace(sc.chNext)) {
                    int j = 1;
                    int ch = sc.chNext;
                    while((sc.currentPos + j < startPos + length) && isspace(ch)) {
                        ch = sc.GetRelative(++j);
                    }
                    if (IsAWordChar(ch)) {
                        int i = 0;
                        char s[101];
                        while (i < 100 && IsAWordChar(ch)) {
                            s[i++] = ch;
                            ch = sc.GetRelative(++j);
                        }
                        s[i++] = '\0';
                        if (keywords7.InList(s)) {
                            sc.Forward(j-i+1);
                            sc.SetState(WORD7);
                        }
                        if (sc.state != OPERATOR) {
                            sc.Forward(i-2);
                        }
                    }
                }
            } else if (IsAWordChar(sc.ch)) {
                sc.SetState(IDENTIFIER);
                int j = 0;
                int i = 0;
                char s[101];
                bool finished = false;
                int ch = sc.ch;

                while (i < 100 && (sc.currentPos + j < startPos + length) && !finished &&
                        (IsAWordChar(ch) || isspace(ch) || (ch == '.' || ch == ':'))) {
                    if (!IsAWordChar(ch)) {
                        while((sc.currentPos + j < startPos + length) && isspace(ch)) {
                            ch = sc.GetRelative(++j);
                        }
                        if (i < 100 && (ch == '.' || ch == ':')) {
                            s[i++] = ch;
                            ch = sc.GetRelative(++j);
                            while((sc.currentPos + j < startPos + length) && isspace(ch)) {
                                ch = sc.GetRelative(++j);
                            }
                            while(i < 100 && IsAWordChar(ch)) {
                                s[i++] = ch;
                                ch = sc.GetRelative(++j);
                            }
                            s[i++] = '\0';
                            if (keywords3.InList(s)) {
                                sc.ChangeState(WORD3);
                            } else if (keywords4.InList(s)) {
                                sc.ChangeState(WORD4);
                            } else if (keywords6.InList(s)) {
                                sc.ChangeState(WORD6);
                            }
                            if (sc.state != IDENTIFIER) {
                                sc.Forward(j-1);
                            }
                        }

                        finished = true;
                    } else {
                        s[i++] = ch;
                        ch = sc.GetRelative(++j);
                    }
                }
            } else if (sc.ch == '\"') {
                sc.SetState(STRING);
            } else if (sc.ch == '\'') {
                sc.SetState(CHARACTER);
            } else if (sc.ch == '[') {
                sepCount = LongDelimCheck(sc);
                if (sepCount == 0) {
                    sc.SetState(OPERATOR);
                } else {
                    sc.SetState(LITERALSTRING);
                    sc.Forward(sepCount);
                }
            } else if (sc.Match('-', '-')) {
                sc.SetState(LUA_COMMENTLINE);
                if (sc.Match("--[")) {
                    sc.Forward(2);
                    sepCount = LongDelimCheck(sc);
                    if (sepCount > 0) {
                        sc.ChangeState(LUA_COMMENT);
                        sc.Forward(sepCount);
                    }
                } else {
                    sc.Forward();
                }
            } else if (sc.Match('/', '/')) {
                sc.SetState(CPP_COMMENTLINE);
                sc.Forward();
            } else if (sc.Match('/', '*')) {
                sc.SetState(CPP_COMMENT);
                sc.Forward();
            } else if (IsLuaOperator(sc.ch)) {
                sc.SetState(OPERATOR);
            }
        }
    }
    sc.Complete();
}
Example #5
0
static void ColouriseEclDoc(Sci_PositionU startPos, Sci_Position length, int initStyle, WordList *keywordlists[],
                            Accessor &styler) {
	WordList &keywords0 = *keywordlists[0];
	WordList &keywords1 = *keywordlists[1];
	WordList &keywords2 = *keywordlists[2];
	WordList &keywords3 = *keywordlists[3]; //Value Types
	WordList &keywords4 = *keywordlists[4];
	WordList &keywords5 = *keywordlists[5];
	WordList &keywords6 = *keywordlists[6];	//Javadoc Tags
	WordList cplusplus;
	cplusplus.Set("beginc endc");

	bool stylingWithinPreprocessor = false;

	CharacterSet setOKBeforeRE(CharacterSet::setNone, "(=,");
	CharacterSet setDoxygen(CharacterSet::setLower, "$@\\&<>#{}[]");
	CharacterSet setWordStart(CharacterSet::setAlpha, "_", 0x80, true);
	CharacterSet setWord(CharacterSet::setAlphaNum, "._", 0x80, true);
	CharacterSet setQualified(CharacterSet::setNone, "uUxX");

	int chPrevNonWhite = ' ';
	int visibleChars = 0;
	bool lastWordWasUUID = false;
	int styleBeforeDCKeyword = SCE_ECL_DEFAULT;
	bool continuationLine = false;

	if (initStyle == SCE_ECL_PREPROCESSOR) {
		// Set continuationLine if last character of previous line is '\'
		Sci_Position lineCurrent = styler.GetLine(startPos);
		if (lineCurrent > 0) {
			int chBack = styler.SafeGetCharAt(startPos-1, 0);
			int chBack2 = styler.SafeGetCharAt(startPos-2, 0);
			int lineEndChar = '!';
			if (chBack2 == '\r' && chBack == '\n') {
				lineEndChar = styler.SafeGetCharAt(startPos-3, 0);
			} else if (chBack == '\n' || chBack == '\r') {
				lineEndChar = chBack2;
			}
			continuationLine = lineEndChar == '\\';
		}
	}

	// look back to set chPrevNonWhite properly for better regex colouring
	if (startPos > 0) {
		Sci_Position back = startPos;
		while (--back && IsSpaceEquiv(styler.StyleAt(back)))
			;
		if (styler.StyleAt(back) == SCE_ECL_OPERATOR) {
			chPrevNonWhite = styler.SafeGetCharAt(back);
		}
	}

	StyleContext sc(startPos, length, initStyle, styler);

	for (; sc.More(); sc.Forward()) {
		if (sc.atLineStart) {
			if (sc.state == SCE_ECL_STRING) {
				// Prevent SCE_ECL_STRINGEOL from leaking back to previous line which
				// ends with a line continuation by locking in the state upto this position.
				sc.SetState(SCE_ECL_STRING);
			}
			// Reset states to begining of colourise so no surprises
			// if different sets of lines lexed.
			visibleChars = 0;
			lastWordWasUUID = false;
		}

		// Handle line continuation generically.
		if (sc.ch == '\\') {
			if (sc.chNext == '\n' || sc.chNext == '\r') {
				sc.Forward();
				if (sc.ch == '\r' && sc.chNext == '\n') {
					sc.Forward();
				}
				continuationLine = true;
				continue;
			}
		}

		// Determine if the current state should terminate.
		switch (sc.state) {
			case SCE_ECL_ADDED:
			case SCE_ECL_DELETED:
			case SCE_ECL_CHANGED:
			case SCE_ECL_MOVED:
			if (sc.atLineStart)
					sc.SetState(SCE_ECL_DEFAULT);
				break;
			case SCE_ECL_OPERATOR:
				sc.SetState(SCE_ECL_DEFAULT);
				break;
			case SCE_ECL_NUMBER:
				// We accept almost anything because of hex. and number suffixes
				if (!setWord.Contains(sc.ch)) {
					sc.SetState(SCE_ECL_DEFAULT);
				}
				break;
			case SCE_ECL_IDENTIFIER:
				if (!setWord.Contains(sc.ch) || (sc.ch == '.')) {
					char s[1000];
					sc.GetCurrentLowered(s, sizeof(s));
					if (keywords0.InList(s)) {
						lastWordWasUUID = strcmp(s, "uuid") == 0;
						sc.ChangeState(SCE_ECL_WORD0);
					} else if (keywords1.InList(s)) {
						sc.ChangeState(SCE_ECL_WORD1);
					} else if (keywords2.InList(s)) {
						sc.ChangeState(SCE_ECL_WORD2);
					} else if (keywords4.InList(s)) {
						sc.ChangeState(SCE_ECL_WORD4);
					} else if (keywords5.InList(s)) {
						sc.ChangeState(SCE_ECL_WORD5);
					}
					else	//Data types are of from KEYWORD##
					{
						int i = static_cast<int>(strlen(s)) - 1;
						while(i >= 0 && (isdigit(s[i]) || s[i] == '_'))
							--i;

						char s2[1000];
						strncpy(s2, s, i + 1);
						s2[i + 1] = 0;
						if (keywords3.InList(s2)) {
							sc.ChangeState(SCE_ECL_WORD3);
						}
					}
					sc.SetState(SCE_ECL_DEFAULT);
				}
				break;
			case SCE_ECL_PREPROCESSOR:
				if (sc.atLineStart && !continuationLine) {
					sc.SetState(SCE_ECL_DEFAULT);
				} else if (stylingWithinPreprocessor) {
					if (IsASpace(sc.ch)) {
						sc.SetState(SCE_ECL_DEFAULT);
					}
				} else {
					if (sc.Match('/', '*') || sc.Match('/', '/')) {
						sc.SetState(SCE_ECL_DEFAULT);
					}
				}
				break;
			case SCE_ECL_COMMENT:
				if (sc.Match('*', '/')) {
					sc.Forward();
					sc.ForwardSetState(SCE_ECL_DEFAULT);
				}
				break;
			case SCE_ECL_COMMENTDOC:
				if (sc.Match('*', '/')) {
					sc.Forward();
					sc.ForwardSetState(SCE_ECL_DEFAULT);
				} else if (sc.ch == '@' || sc.ch == '\\') { // JavaDoc and Doxygen support
					// Verify that we have the conditions to mark a comment-doc-keyword
					if ((IsASpace(sc.chPrev) || sc.chPrev == '*') && (!IsASpace(sc.chNext))) {
						styleBeforeDCKeyword = SCE_ECL_COMMENTDOC;
						sc.SetState(SCE_ECL_COMMENTDOCKEYWORD);
					}
				}
				break;
			case SCE_ECL_COMMENTLINE:
				if (sc.atLineStart) {
					sc.SetState(SCE_ECL_DEFAULT);
				}
				break;
			case SCE_ECL_COMMENTLINEDOC:
				if (sc.atLineStart) {
					sc.SetState(SCE_ECL_DEFAULT);
				} else if (sc.ch == '@' || sc.ch == '\\') { // JavaDoc and Doxygen support
					// Verify that we have the conditions to mark a comment-doc-keyword
					if ((IsASpace(sc.chPrev) || sc.chPrev == '/' || sc.chPrev == '!') && (!IsASpace(sc.chNext))) {
						styleBeforeDCKeyword = SCE_ECL_COMMENTLINEDOC;
						sc.SetState(SCE_ECL_COMMENTDOCKEYWORD);
					}
				}
				break;
			case SCE_ECL_COMMENTDOCKEYWORD:
				if ((styleBeforeDCKeyword == SCE_ECL_COMMENTDOC) && sc.Match('*', '/')) {
					sc.ChangeState(SCE_ECL_COMMENTDOCKEYWORDERROR);
					sc.Forward();
					sc.ForwardSetState(SCE_ECL_DEFAULT);
				} else if (!setDoxygen.Contains(sc.ch)) {
					char s[1000];
					sc.GetCurrentLowered(s, sizeof(s));
					if (!IsASpace(sc.ch) || !keywords6.InList(s+1)) {
						sc.ChangeState(SCE_ECL_COMMENTDOCKEYWORDERROR);
					}
					sc.SetState(styleBeforeDCKeyword);
				}
				break;
			case SCE_ECL_STRING:
				if (sc.atLineEnd) {
					sc.ChangeState(SCE_ECL_STRINGEOL);
				} else if (sc.ch == '\\') {
					if (sc.chNext == '\"' || sc.chNext == '\'' || sc.chNext == '\\') {
						sc.Forward();
					}
				} else if (sc.ch == '\"') {
					sc.ForwardSetState(SCE_ECL_DEFAULT);
				}
				break;
			case SCE_ECL_CHARACTER:
				if (sc.atLineEnd) {
					sc.ChangeState(SCE_ECL_STRINGEOL);
				} else if (sc.ch == '\\') {
					if (sc.chNext == '\"' || sc.chNext == '\'' || sc.chNext == '\\') {
						sc.Forward();
					}
				} else if (sc.ch == '\'') {
					sc.ForwardSetState(SCE_ECL_DEFAULT);
				}
				break;
			case SCE_ECL_REGEX:
				if (sc.atLineStart) {
					sc.SetState(SCE_ECL_DEFAULT);
				} else if (sc.ch == '/') {
					sc.Forward();
					while ((sc.ch < 0x80) && islower(sc.ch))
						sc.Forward();    // gobble regex flags
					sc.SetState(SCE_ECL_DEFAULT);
				} else if (sc.ch == '\\') {
					// Gobble up the quoted character
					if (sc.chNext == '\\' || sc.chNext == '/') {
						sc.Forward();
					}
				}
				break;
			case SCE_ECL_STRINGEOL:
				if (sc.atLineStart) {
					sc.SetState(SCE_ECL_DEFAULT);
				}
				break;
			case SCE_ECL_VERBATIM:
				if (sc.ch == '\"') {
					if (sc.chNext == '\"') {
						sc.Forward();
					} else {
						sc.ForwardSetState(SCE_ECL_DEFAULT);
					}
				}
				break;
			case SCE_ECL_UUID:
				if (sc.ch == '\r' || sc.ch == '\n' || sc.ch == ')') {
					sc.SetState(SCE_ECL_DEFAULT);
				}
				break;
		}

		// Determine if a new state should be entered.
		Sci_Position lineCurrent = styler.GetLine(sc.currentPos);
		int lineState = styler.GetLineState(lineCurrent);
		if (sc.state == SCE_ECL_DEFAULT) {
			if (lineState) {
				sc.SetState(lineState);
			}
			else if (sc.Match('@', '\"')) {
				sc.SetState(SCE_ECL_VERBATIM);
				sc.Forward();
			} else if (setQualified.Contains(sc.ch) && sc.chNext == '\'') {
				sc.SetState(SCE_ECL_CHARACTER);
				sc.Forward();
			} else if (IsADigit(sc.ch) || (sc.ch == '.' && IsADigit(sc.chNext))) {
				if (lastWordWasUUID) {
					sc.SetState(SCE_ECL_UUID);
					lastWordWasUUID = false;
				} else {
					sc.SetState(SCE_ECL_NUMBER);
				}
			} else if (setWordStart.Contains(sc.ch) || (sc.ch == '@')) {
				if (lastWordWasUUID) {
					sc.SetState(SCE_ECL_UUID);
					lastWordWasUUID = false;
				} else {
					sc.SetState(SCE_ECL_IDENTIFIER);
				}
			} else if (sc.Match('/', '*')) {
				if (sc.Match("/**") || sc.Match("/*!")) {	// Support of Qt/Doxygen doc. style
					sc.SetState(SCE_ECL_COMMENTDOC);
				} else {
					sc.SetState(SCE_ECL_COMMENT);
				}
				sc.Forward();	// Eat the * so it isn't used for the end of the comment
			} else if (sc.Match('/', '/')) {
				if ((sc.Match("///") && !sc.Match("////")) || sc.Match("//!"))
					// Support of Qt/Doxygen doc. style
					sc.SetState(SCE_ECL_COMMENTLINEDOC);
				else
					sc.SetState(SCE_ECL_COMMENTLINE);
			} else if (sc.ch == '/' && setOKBeforeRE.Contains(chPrevNonWhite)) {
				sc.SetState(SCE_ECL_REGEX);	// JavaScript's RegEx
//			} else if (sc.ch == '\"') {
//				sc.SetState(SCE_ECL_STRING);
			} else if (sc.ch == '\'') {
				sc.SetState(SCE_ECL_CHARACTER);
			} else if (sc.ch == '#' && visibleChars == 0) {
				// Preprocessor commands are alone on their line
				sc.SetState(SCE_ECL_PREPROCESSOR);
				// Skip whitespace between # and preprocessor word
				do {
					sc.Forward();
				} while ((sc.ch == ' ' || sc.ch == '\t') && sc.More());
				if (sc.atLineEnd) {
					sc.SetState(SCE_ECL_DEFAULT);
				}
			} else if (isoperator(static_cast<char>(sc.ch))) {
				sc.SetState(SCE_ECL_OPERATOR);
			}
		}

		if (!IsASpace(sc.ch) && !IsSpaceEquiv(sc.state)) {
			chPrevNonWhite = sc.ch;
			visibleChars++;
		}
		continuationLine = false;
	}
	sc.Complete();

}
Example #6
0
static void ColouriseTALDoc(unsigned int startPos, int length, int initStyle, WordList *keywordlists[],
	Accessor &styler) {

	styler.StartAt(startPos);

	int state = initStyle;
	if (state == SCE_C_CHARACTER)	// Does not leak onto next line
		state = SCE_C_DEFAULT;
	char chPrev = ' ';
	char chNext = styler[startPos];
	unsigned int lengthDoc = startPos + length;

	bool bInClassDefinition;

	int currentLine = styler.GetLine(startPos);
	if (currentLine > 0) {
		styler.SetLineState(currentLine, styler.GetLineState(currentLine-1));
		bInClassDefinition = (styler.GetLineState(currentLine) == 1);
	} else {
		styler.SetLineState(currentLine, 0);
		bInClassDefinition = false;
	}

	bool bInAsm = (state == SCE_C_REGEX);
	if (bInAsm)
		state = SCE_C_DEFAULT;

	styler.StartSegment(startPos);
	int visibleChars = 0;
	for (unsigned int i = startPos; i < lengthDoc; i++) {
		char ch = chNext;

		chNext = styler.SafeGetCharAt(i + 1);

		if ((ch == '\r' && chNext != '\n') || (ch == '\n')) {
			// Trigger on CR only (Mac style) or either on LF from CR+LF (Dos/Win) or on LF alone (Unix)
			// Avoid triggering two times on Dos/Win
			// End of line
			if (state == SCE_C_CHARACTER) {
				ColourTo(styler, i, state, bInAsm);
				state = SCE_C_DEFAULT;
			}
			visibleChars = 0;
			currentLine++;
			styler.SetLineState(currentLine, (bInClassDefinition ? 1 : 0));
		}

		if (styler.IsLeadByte(ch)) {
			chNext = styler.SafeGetCharAt(i + 2);
			chPrev = ' ';
			i += 1;
			continue;
		}

		if (state == SCE_C_DEFAULT) {
			if (isTALwordstart(ch)) {
				ColourTo(styler, i-1, state, bInAsm);
				state = SCE_C_IDENTIFIER;
			} else if (ch == '!' && chNext != '*') {
				ColourTo(styler, i-1, state, bInAsm);
				state = SCE_C_COMMENT;
			} else if (ch == '!' && chNext == '*') {
				ColourTo(styler, i-1, state, bInAsm);
				state = SCE_C_COMMENTDOC;
			} else if (ch == '-' && chNext == '-') {
				ColourTo(styler, i-1, state, bInAsm);
				state = SCE_C_COMMENTLINE;
			} else if (ch == '"') {
				ColourTo(styler, i-1, state, bInAsm);
				state = SCE_C_STRING;
			} else if (ch == '?' && visibleChars == 0) {
				ColourTo(styler, i-1, state, bInAsm);
				state = SCE_C_PREPROCESSOR;
			} else if (isTALoperator(ch)) {
				ColourTo(styler, i-1, state, bInAsm);
				ColourTo(styler, i, SCE_C_OPERATOR, bInAsm);
			}
		} else if (state == SCE_C_IDENTIFIER) {
			if (!isTALwordchar(ch)) {
				int lStateChange = classifyWordTAL(styler.GetStartSegment(), i - 1, keywordlists, styler, bInAsm);

				if(lStateChange == 1) {
					styler.SetLineState(currentLine, 1);
					bInClassDefinition = true;
				} else if(lStateChange == 2) {
					bInAsm = true;
				} else if(lStateChange == -1) {
					styler.SetLineState(currentLine, 0);
					bInClassDefinition = false;
					bInAsm = false;
				}

				state = SCE_C_DEFAULT;
				chNext = styler.SafeGetCharAt(i + 1);
				if (ch == '!' && chNext != '*') {
					state = SCE_C_COMMENT;
				} else if (ch == '!' && chNext == '*') {
					ColourTo(styler, i-1, state, bInAsm);
					state = SCE_C_COMMENTDOC;
				} else if (ch == '-' && chNext == '-') {
					state = SCE_C_COMMENTLINE;
				} else if (ch == '"') {
					state = SCE_C_STRING;
				} else if (isTALoperator(ch)) {
					ColourTo(styler, i, SCE_C_OPERATOR, bInAsm);
				}
			}
		} else {
			if (state == SCE_C_PREPROCESSOR) {
				if ((ch == '\r' || ch == '\n') && !(chPrev == '\\' || chPrev == '\r')) {
					ColourTo(styler, i-1, state, bInAsm);
					state = SCE_C_DEFAULT;
				}
			} else if (state == SCE_C_COMMENT) {
				if (ch == '!' || (ch == '\r' || ch == '\n') ) {
					ColourTo(styler, i, state, bInAsm);
					state = SCE_C_DEFAULT;
				}
			} else if (state == SCE_C_COMMENTDOC) {
				if (ch == '!' || (ch == '\r' || ch == '\n')) {
					if (((i > styler.GetStartSegment() + 2) || (
						(initStyle == SCE_C_COMMENTDOC) &&
						(styler.GetStartSegment() == static_cast<unsigned int>(startPos))))) {
							ColourTo(styler, i, state, bInAsm);
							state = SCE_C_DEFAULT;
					}
				}
			} else if (state == SCE_C_COMMENTLINE) {
				if (ch == '\r' || ch == '\n') {
					ColourTo(styler, i-1, state, bInAsm);
					state = SCE_C_DEFAULT;
				}
			} else if (state == SCE_C_STRING) {
				if (ch == '"') {
					ColourTo(styler, i, state, bInAsm);
					state = SCE_C_DEFAULT;
				}
			}
		}
        if (!isspacechar(ch))
            visibleChars++;
		chPrev = ch;
	}
	ColourTo(styler, lengthDoc - 1, state, bInAsm);
}
Example #7
0
static void FoldPascalDoc(unsigned int startPos, int length, int initStyle, WordList *[],
		Accessor &styler) {
	bool foldComment = styler.GetPropertyInt("fold.comment") != 0;
	bool foldPreprocessor = styler.GetPropertyInt("fold.preprocessor") != 0;
	bool foldCompact = styler.GetPropertyInt("fold.compact", 1) != 0;
	unsigned int endPos = startPos + length;
	int visibleChars = 0;
	int lineCurrent = styler.GetLine(startPos);
	int levelPrev = styler.LevelAt(lineCurrent) & SC_FOLDLEVELNUMBERMASK;
	int levelCurrent = levelPrev;
	int lineFoldStateCurrent = lineCurrent > 0 ? styler.GetLineState(lineCurrent - 1) & stateFoldMaskAll : 0;
	char chNext = styler[startPos];
	int styleNext = styler.StyleAt(startPos);
	int style = initStyle;

	int lastStart = 0;
	CharacterSet setWord(CharacterSet::setAlphaNum, "_", 0x80, true);

	for (unsigned int i = startPos; i < endPos; i++) {
		char ch = chNext;
		chNext = styler.SafeGetCharAt(i + 1);
		int stylePrev = style;
		style = styleNext;
		styleNext = styler.StyleAt(i + 1);
		bool atEOL = (ch == '\r' && chNext != '\n') || (ch == '\n');

		if (foldComment && IsStreamCommentStyle(style)) {
			if (!IsStreamCommentStyle(stylePrev)) {
				levelCurrent++;
			} else if (!IsStreamCommentStyle(styleNext) && !atEOL) {
				// Comments don't end at end of line and the next character may be unstyled.
				levelCurrent--;
			}
		}
		if (foldComment && atEOL && IsCommentLine(lineCurrent, styler))
		{
			if (!IsCommentLine(lineCurrent - 1, styler)
			    && IsCommentLine(lineCurrent + 1, styler))
				levelCurrent++;
			else if (IsCommentLine(lineCurrent - 1, styler)
			         && !IsCommentLine(lineCurrent+1, styler))
				levelCurrent--;
		}
		if (foldPreprocessor) {
			if (style == SCE_PAS_PREPROCESSOR && ch == '{' && chNext == '$') {
				ClassifyPascalPreprocessorFoldPoint(levelCurrent, lineFoldStateCurrent, i + 2, styler);
			} else if (style == SCE_PAS_PREPROCESSOR2 && ch == '(' && chNext == '*' 
			           && styler.SafeGetCharAt(i + 2) == '$') {
				ClassifyPascalPreprocessorFoldPoint(levelCurrent, lineFoldStateCurrent, i + 3, styler);
			}
		}

		if (stylePrev != SCE_PAS_WORD && style == SCE_PAS_WORD)
		{
			// Store last word start point.
			lastStart = i;
		}
		if (stylePrev == SCE_PAS_WORD && !(lineFoldStateCurrent & stateFoldInPreprocessor)) {
			if(setWord.Contains(ch) && !setWord.Contains(chNext)) {
				ClassifyPascalWordFoldPoint(levelCurrent, lineFoldStateCurrent, startPos, endPos, lastStart, i, styler);
			}
		}

		if (!IsASpace(ch))
			visibleChars++;

		if (atEOL) {
			int lev = levelPrev;
			if (visibleChars == 0 && foldCompact)
				lev |= SC_FOLDLEVELWHITEFLAG;
			if ((levelCurrent > levelPrev) && (visibleChars > 0))
				lev |= SC_FOLDLEVELHEADERFLAG;
			if (lev != styler.LevelAt(lineCurrent)) {
				styler.SetLevel(lineCurrent, lev);
			}
			int newLineState = (styler.GetLineState(lineCurrent) & ~stateFoldMaskAll) | lineFoldStateCurrent;
			styler.SetLineState(lineCurrent, newLineState);
			lineCurrent++;
			levelPrev = levelCurrent;
			visibleChars = 0;
		}
	}

	// If we didn't reach the EOL in previous loop, store line level and whitespace information.
	// The rest will be filled in later...
	int lev = levelPrev;
	if (visibleChars == 0 && foldCompact)
		lev |= SC_FOLDLEVELWHITEFLAG;
	styler.SetLevel(lineCurrent, lev);
}
Example #8
0
static void ColourisePascalDoc(unsigned int startPos, int length, int initStyle, WordList *keywordlists[],
		Accessor &styler) {
	bool bSmartHighlighting = styler.GetPropertyInt("lexer.pascal.smart.highlighting", 1) != 0;

	CharacterSet setWordStart(CharacterSet::setAlpha, "_", 0x80, true);
	CharacterSet setWord(CharacterSet::setAlphaNum, "_", 0x80, true);
	CharacterSet setNumber(CharacterSet::setDigits, ".-+eE");
	CharacterSet setHexNumber(CharacterSet::setDigits, "abcdefABCDEF");
	CharacterSet setOperator(CharacterSet::setNone, "#$&'()*+,-./:;<=>@[]^{}");

	int curLine = styler.GetLine(startPos);
	int curLineState = curLine > 0 ? styler.GetLineState(curLine - 1) : 0;

	StyleContext sc(startPos, length, initStyle, styler);

	for (; sc.More(); sc.Forward()) {
		if (sc.atLineEnd) {
			// Update the line state, so it can be seen by next line
			curLine = styler.GetLine(sc.currentPos);
			styler.SetLineState(curLine, curLineState);
		}

		// Determine if the current state should terminate.
		switch (sc.state) {
			case SCE_PAS_NUMBER:
				if (!setNumber.Contains(sc.ch) || (sc.ch == '.' && sc.chNext == '.')) {
					sc.SetState(SCE_PAS_DEFAULT);
				} else if (sc.ch == '-' || sc.ch == '+') {
					if (sc.chPrev != 'E' && sc.chPrev != 'e') {
						sc.SetState(SCE_PAS_DEFAULT);
					}
				}
				break;
			case SCE_PAS_IDENTIFIER:
				if (!setWord.Contains(sc.ch)) {
					ClassifyPascalWord(keywordlists, sc, curLineState, bSmartHighlighting);
				}
				break;
			case SCE_PAS_HEXNUMBER:
				if (!setHexNumber.Contains(sc.ch)) {
					sc.SetState(SCE_PAS_DEFAULT);
				}
				break;
			case SCE_PAS_COMMENT:
			case SCE_PAS_PREPROCESSOR:
				if (sc.ch == '}') {
					sc.ForwardSetState(SCE_PAS_DEFAULT);
				}
				break;
			case SCE_PAS_COMMENT2:
			case SCE_PAS_PREPROCESSOR2:
				if (sc.Match('*', ')')) {
					sc.Forward();
					sc.ForwardSetState(SCE_PAS_DEFAULT);
				}
				break;
			case SCE_PAS_COMMENTLINE:
				if (sc.atLineStart) {
					sc.SetState(SCE_PAS_DEFAULT);
				}
				break;
			case SCE_PAS_STRING:
				if (sc.atLineEnd) {
					sc.ChangeState(SCE_PAS_STRINGEOL);
				} else if (sc.ch == '\'' && sc.chNext == '\'') {
					sc.Forward();
				} else if (sc.ch == '\'') {
					sc.ForwardSetState(SCE_PAS_DEFAULT);
				}
				break;
			case SCE_PAS_STRINGEOL:
				if (sc.atLineStart) {
					sc.SetState(SCE_PAS_DEFAULT);
				}
				break;
			case SCE_PAS_CHARACTER:
				if (!setHexNumber.Contains(sc.ch) && sc.ch != '$') {
					sc.SetState(SCE_PAS_DEFAULT);
				}
				break;
			case SCE_PAS_OPERATOR:
				if (bSmartHighlighting && sc.chPrev == ';') {
					curLineState &= ~(stateInProperty | stateInExport);
				}
				sc.SetState(SCE_PAS_DEFAULT);
				break;
			case SCE_PAS_ASM:
				sc.SetState(SCE_PAS_DEFAULT);
				break;
		}

		// Determine if a new state should be entered.
		if (sc.state == SCE_PAS_DEFAULT) {
			if (IsADigit(sc.ch) && !(curLineState & stateInAsm)) {
				sc.SetState(SCE_PAS_NUMBER);
			} else if (setWordStart.Contains(sc.ch)) {
				sc.SetState(SCE_PAS_IDENTIFIER);
			} else if (sc.ch == '$' && !(curLineState & stateInAsm)) {
				sc.SetState(SCE_PAS_HEXNUMBER);
			} else if (sc.Match('{', '$')) {
				sc.SetState(SCE_PAS_PREPROCESSOR);
			} else if (sc.ch == '{') {
				sc.SetState(SCE_PAS_COMMENT);
			} else if (sc.Match("(*$")) {
				sc.SetState(SCE_PAS_PREPROCESSOR2);
			} else if (sc.Match('(', '*')) {
				sc.SetState(SCE_PAS_COMMENT2);
				sc.Forward();	// Eat the * so it isn't used for the end of the comment
			} else if (sc.Match('/', '/')) {
				sc.SetState(SCE_PAS_COMMENTLINE);
			} else if (sc.ch == '\'') {
				sc.SetState(SCE_PAS_STRING);
			} else if (sc.ch == '#') {
				sc.SetState(SCE_PAS_CHARACTER);
			} else if (setOperator.Contains(sc.ch) && !(curLineState & stateInAsm)) {
				sc.SetState(SCE_PAS_OPERATOR);
			} else if (curLineState & stateInAsm) {
				sc.SetState(SCE_PAS_ASM);
			}
		}
	}

	if (sc.state == SCE_PAS_IDENTIFIER && setWord.Contains(sc.chPrev)) {
		ClassifyPascalWord(keywordlists, sc, curLineState, bSmartHighlighting);
	}

	sc.Complete();
}
Example #9
0
static void ColorizeHaskellDoc(unsigned int startPos, int length, int initStyle,
                               WordList *keywordlists[], Accessor &styler) {

   WordList &keywords = *keywordlists[0];
   WordList &ffi      = *keywordlists[1];

   StyleContext sc(startPos, length, initStyle, styler);

   int lineCurrent = styler.GetLine(startPos);
   int state = lineCurrent ? styler.GetLineState(lineCurrent-1)
                           : HA_MODE_DEFAULT;
   int mode  = state & 0xF;
   int xmode = state >> 4;

   while (sc.More()) {
      // Check for state end

         // Operator
      if (sc.state == SCE_HA_OPERATOR) {
         if (isascii(sc.ch) && isoperator(static_cast<char>(sc.ch))) {
            sc.Forward();
         } else {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.ChangeState(SCE_HA_DEFAULT);
         }
      }
         // String
      else if (sc.state == SCE_HA_STRING) {
         if (sc.ch == '\"') {
			sc.Forward();
            styler.ColourTo(sc.currentPos-1, sc.state);
            sc.ChangeState(SCE_HA_DEFAULT);
         } else if (sc.ch == '\\') {
            sc.Forward(2);
         } else if (sc.atLineEnd) {
			styler.ColourTo(sc.currentPos-1, sc.state);
			sc.ChangeState(SCE_HA_DEFAULT);
		 } else {
			sc.Forward();
		 }
      }
         // Char
      else if (sc.state == SCE_HA_CHARACTER) {
         if (sc.ch == '\'') {
			sc.Forward();
            styler.ColourTo(sc.currentPos-1, sc.state);
            sc.ChangeState(SCE_HA_DEFAULT);
         } else if (sc.ch == '\\') {
            sc.Forward(2);
         } else if (sc.atLineEnd) {
			styler.ColourTo(sc.currentPos-1, sc.state);
			sc.ChangeState(SCE_HA_DEFAULT);
		 } else {
			sc.Forward();
		 }
      }
         // Number
      else if (sc.state == SCE_HA_NUMBER) {
         if (IsADigit(sc.ch, xmode)) {
            sc.Forward();
         } else if ((xmode == 10) &&
                    (sc.ch == 'e' || sc.ch == 'E') &&
                    (IsADigit(sc.chNext) || sc.chNext == '+' || sc.chNext == '-')) {
			sc.Forward();
			if (sc.ch == '+' || sc.ch == '-')
				sc.Forward();
         } else {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.ChangeState(SCE_HA_DEFAULT);
         }
      }
         // Identifier
      else if (sc.state == SCE_HA_IDENTIFIER) {
         if (IsAWordChar(sc.ch)) {
            sc.Forward();
         } else {
            char s[100];
            sc.GetCurrent(s, sizeof(s));
            int style = sc.state;
            int new_mode = 0;
            if (keywords.InList(s)) {
               style = SCE_HA_KEYWORD;
            } else if (isupper(s[0])) {
               if (mode >= HA_MODE_IMPORT1 && mode <= HA_MODE_IMPORT3) {
                  style    = SCE_HA_MODULE;
                  new_mode = HA_MODE_IMPORT2;
               } else if (mode == HA_MODE_MODULE)
                  style = SCE_HA_MODULE;
               else
                  style = SCE_HA_CAPITAL;
            } else if (mode == HA_MODE_IMPORT1 &&
                       strcmp(s,"qualified") == 0) {
                style    = SCE_HA_KEYWORD;
                new_mode = HA_MODE_IMPORT1;
            } else if (mode == HA_MODE_IMPORT2) {
                if (strcmp(s,"as") == 0) {
                   style    = SCE_HA_KEYWORD;
                   new_mode = HA_MODE_IMPORT3;
               } else if (strcmp(s,"hiding") == 0) {
                   style     = SCE_HA_KEYWORD;
               }
            } else if (mode == HA_MODE_FFI) {
			   if (ffi.InList(s)) {
                  style = SCE_HA_KEYWORD;
                  new_mode = HA_MODE_FFI;
               }
            }
            else if (mode == HA_MODE_TYPE) {
               if (strcmp(s,"family") == 0)
                  style    = SCE_HA_KEYWORD;
			}
            styler.ColourTo(sc.currentPos - 1, style);
            if (strcmp(s,"import") == 0 && mode != HA_MODE_FFI)
               new_mode = HA_MODE_IMPORT1;
            else if (strcmp(s,"module") == 0)
               new_mode = HA_MODE_MODULE;
            else if (strcmp(s,"foreign") == 0)
               new_mode = HA_MODE_FFI;
            else if (strcmp(s,"type") == 0)
               new_mode = HA_MODE_TYPE;
            sc.ChangeState(SCE_HA_DEFAULT);
            mode = new_mode;
         }
      }

         // Comments
            // Oneliner
      else if (sc.state == SCE_HA_COMMENTLINE) {
         if (sc.atLineEnd) {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.ChangeState(SCE_HA_DEFAULT);
         } else {
            sc.Forward();
         }
      }
            // Nested
      else if (sc.state == SCE_HA_COMMENTBLOCK) {
         if (sc.Match("{-")) {
            sc.Forward(2);
            xmode++;
         }
         else if (sc.Match("-}")) {
            sc.Forward(2);
            xmode--;
            if (xmode == 0) {
               styler.ColourTo(sc.currentPos - 1, sc.state);
               sc.ChangeState(SCE_HA_DEFAULT);
            }
         } else {
            if (sc.atLineEnd) {
				// Remember the line state for future incremental lexing
				styler.SetLineState(lineCurrent, (xmode << 4) | mode);
				lineCurrent++;
			}
            sc.Forward();
         }
      }
      // New state?
      if (sc.state == SCE_HA_DEFAULT) {
         // Digit
         if (IsADigit(sc.ch) ||
             (sc.ch == '.' && IsADigit(sc.chNext)) ||
             (sc.ch == '-' && IsADigit(sc.chNext))) {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.ChangeState(SCE_HA_NUMBER);
            if (sc.ch == '0' && (sc.chNext == 'X' || sc.chNext == 'x')) {
				// Match anything starting with "0x" or "0X", too
				sc.Forward(2);
				xmode = 16;
            } else if (sc.ch == '0' && (sc.chNext == 'O' || sc.chNext == 'o')) {
				// Match anything starting with "0x" or "0X", too
				sc.Forward(2);
				xmode = 8;
            } else {
				sc.Forward();
				xmode = 10;
			}
            mode = HA_MODE_DEFAULT;
         }
         // Comment line
         else if (sc.Match("--")) {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.Forward(2);
            sc.ChangeState(SCE_HA_COMMENTLINE);
         // Comment block
         }
         else if (sc.Match("{-")) {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.Forward(2);
            sc.ChangeState(SCE_HA_COMMENTBLOCK);
            xmode = 1;
         }
         // String
         else if (sc.Match('\"')) {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.Forward();
            sc.ChangeState(SCE_HA_STRING);
         }
         // Character
         else if (sc.Match('\'')) {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.Forward();
            sc.ChangeState(SCE_HA_CHARACTER);
         }
         else if (sc.ch == '(' || sc.ch == ')' ||
                  sc.ch == '{' || sc.ch == '}' ||
                  sc.ch == '[' || sc.ch == ']') {
			styler.ColourTo(sc.currentPos - 1, sc.state);
			sc.Forward();
			styler.ColourTo(sc.currentPos - 1, SCE_HA_OPERATOR);
			mode = HA_MODE_DEFAULT;
		 }
         // Operator
         else if (isascii(sc.ch) && isoperator(static_cast<char>(sc.ch))) {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.Forward();
            sc.ChangeState(SCE_HA_OPERATOR);
            mode = HA_MODE_DEFAULT;
         }
         // Keyword
         else if (IsAWordStart(sc.ch)) {
            styler.ColourTo(sc.currentPos - 1, sc.state);
            sc.Forward();
            sc.ChangeState(SCE_HA_IDENTIFIER);
         } else {
            if (sc.atLineEnd) {
				// Remember the line state for future incremental lexing
				styler.SetLineState(lineCurrent, (xmode << 4) | mode);
				lineCurrent++;
			}
            sc.Forward();
         }
      }
   }
   sc.Complete();
}
Example #10
0
static void ColouriseRebolDoc(unsigned int startPos, int length, int initStyle, WordList *keywordlists[], Accessor &styler) {

	WordList &keywords = *keywordlists[0];
	WordList &keywords2 = *keywordlists[1];
	WordList &keywords3 = *keywordlists[2];
	WordList &keywords4 = *keywordlists[3];
	WordList &keywords5 = *keywordlists[4];
	WordList &keywords6 = *keywordlists[5];
	WordList &keywords7 = *keywordlists[6];
	WordList &keywords8 = *keywordlists[7];

	int currentLine = styler.GetLine(startPos);
	// Initialize the braced string {.. { ... } ..} nesting level, if we are inside such a string.
	int stringLevel = 0;
	if (initStyle == SCE_REBOL_BRACEDSTRING || initStyle == SCE_REBOL_COMMENTBLOCK) {
		stringLevel = styler.GetLineState(currentLine - 1);
	}

	bool blockComment = initStyle == SCE_REBOL_COMMENTBLOCK;
	int dotCount = 0;

	// Do not leak onto next line
	if (initStyle == SCE_REBOL_COMMENTLINE) {
		initStyle = SCE_REBOL_DEFAULT;
	}

	StyleContext sc(startPos, length, initStyle, styler);
	if (startPos == 0) {
		sc.SetState(SCE_REBOL_PREFACE);
	}
	for (; sc.More(); sc.Forward()) {

		//--- What to do at line end ?
		if (sc.atLineEnd) {
			// Can be either inside a {} string or simply at eol
			if (sc.state != SCE_REBOL_BRACEDSTRING && sc.state != SCE_REBOL_COMMENTBLOCK &&
				sc.state != SCE_REBOL_BINARY && sc.state != SCE_REBOL_PREFACE)
				sc.SetState(SCE_REBOL_DEFAULT);

			// Update the line state, so it can be seen by next line
			currentLine = styler.GetLine(sc.currentPos);
			switch (sc.state) {
			case SCE_REBOL_BRACEDSTRING:
			case SCE_REBOL_COMMENTBLOCK:
				// Inside a braced string, we set the line state
				styler.SetLineState(currentLine, stringLevel);
				break;
			default:
				// Reset the line state
				styler.SetLineState(currentLine, 0);
				break;
			}

			// continue with next char
			continue;
		}

		//--- What to do on white-space ?
		if (IsASpaceOrTab(sc.ch))
		{
			// Return to default if any of these states
			if (sc.state == SCE_REBOL_OPERATOR || sc.state == SCE_REBOL_CHARACTER ||
				sc.state == SCE_REBOL_NUMBER || sc.state == SCE_REBOL_PAIR ||
				sc.state == SCE_REBOL_TUPLE || sc.state == SCE_REBOL_FILE ||
				sc.state == SCE_REBOL_DATE || sc.state == SCE_REBOL_TIME ||
				sc.state == SCE_REBOL_MONEY || sc.state == SCE_REBOL_ISSUE ||
				sc.state == SCE_REBOL_URL || sc.state == SCE_REBOL_EMAIL) {
				sc.SetState(SCE_REBOL_DEFAULT);
			}
		}

		//--- Specialize state ?
		// URL, Email look like identifier
		if (sc.state == SCE_REBOL_IDENTIFIER)
		{
			if (sc.ch == ':' && !IsASpace(sc.chNext)) {
				sc.ChangeState(SCE_REBOL_URL);
			} else if (sc.ch == '@') {
				sc.ChangeState(SCE_REBOL_EMAIL);
			} else if (sc.ch == '$') {
				sc.ChangeState(SCE_REBOL_MONEY);
			}
		}
		// Words look like identifiers
		if (sc.state == SCE_REBOL_IDENTIFIER || (sc.state >= SCE_REBOL_WORD && sc.state <= SCE_REBOL_WORD8)) {
			// Keywords ?
			if (!IsAWordChar(sc.ch) || sc.Match('/')) {
				char s[100];
				sc.GetCurrentLowered(s, sizeof(s));
				blockComment = strcmp(s, "comment") == 0;
				if (keywords8.InList(s)) {
					sc.ChangeState(SCE_REBOL_WORD8);
				} else if (keywords7.InList(s)) {
					sc.ChangeState(SCE_REBOL_WORD7);
				} else if (keywords6.InList(s)) {
					sc.ChangeState(SCE_REBOL_WORD6);
				} else if (keywords5.InList(s)) {
					sc.ChangeState(SCE_REBOL_WORD5);
				} else if (keywords4.InList(s)) {
					sc.ChangeState(SCE_REBOL_WORD4);
				} else if (keywords3.InList(s)) {
					sc.ChangeState(SCE_REBOL_WORD3);
				} else if (keywords2.InList(s)) {
					sc.ChangeState(SCE_REBOL_WORD2);
				} else if (keywords.InList(s)) {
					sc.ChangeState(SCE_REBOL_WORD);
				}
				// Keep same style if there are refinements
				if (!sc.Match('/')) {
					sc.SetState(SCE_REBOL_DEFAULT);
				}
			}
		// special numbers
		} else if (sc.state == SCE_REBOL_NUMBER) {
			switch (sc.ch) {
			case 'x':	sc.ChangeState(SCE_REBOL_PAIR);
						break;
			case ':':	sc.ChangeState(SCE_REBOL_TIME);
						break;
			case '-':
			case '/':	sc.ChangeState(SCE_REBOL_DATE);
						break;
			case '.':	if (++dotCount >= 2) sc.ChangeState(SCE_REBOL_TUPLE);
						break;
			}
		}

		//--- Determine if the current state should terminate
		if (sc.state == SCE_REBOL_QUOTEDSTRING || sc.state == SCE_REBOL_CHARACTER) {
			if (sc.ch == '^' && sc.chNext == '\"') {
				sc.Forward();
			} else if (sc.ch == '\"') {
				sc.ForwardSetState(SCE_REBOL_DEFAULT);
			}
		} else if (sc.state == SCE_REBOL_BRACEDSTRING || sc.state == SCE_REBOL_COMMENTBLOCK) {
			if (sc.ch == '}') {
				if (--stringLevel == 0) {
					sc.ForwardSetState(SCE_REBOL_DEFAULT);
				}
			} else if (sc.ch == '{') {
				stringLevel++;
			}
		} else if (sc.state == SCE_REBOL_BINARY) {
			if (sc.ch == '}') {
				sc.ForwardSetState(SCE_REBOL_DEFAULT);
			}
		} else if (sc.state == SCE_REBOL_TAG) {
			if (sc.ch == '>') {
				sc.ForwardSetState(SCE_REBOL_DEFAULT);
			}
		} else if (sc.state == SCE_REBOL_PREFACE) {
			if (sc.MatchIgnoreCase("rebol"))
			{
				int i;
				for (i=5; IsASpaceOrTab(styler.SafeGetCharAt(sc.currentPos+i, 0)); i++);
				if (sc.GetRelative(i) == '[')
					sc.SetState(SCE_REBOL_DEFAULT);
			}
		}

		//--- Parens and bracket changes to default style when the current is a number
		if (sc.state == SCE_REBOL_NUMBER || sc.state == SCE_REBOL_PAIR || sc.state == SCE_REBOL_TUPLE ||
			sc.state == SCE_REBOL_MONEY || sc.state == SCE_REBOL_ISSUE || sc.state == SCE_REBOL_EMAIL ||
			sc.state == SCE_REBOL_URL || sc.state == SCE_REBOL_DATE || sc.state == SCE_REBOL_TIME) {
			if (sc.ch == '(' || sc.ch == '[' || sc.ch == ')' || sc.ch == ']') {
				sc.SetState(SCE_REBOL_DEFAULT);
			}
		}

		//--- Determine if a new state should be entered.
		if (sc.state == SCE_REBOL_DEFAULT) {
			if (IsAnOperator(sc.ch, sc.chNext, sc.GetRelative(2))) {
				sc.SetState(SCE_REBOL_OPERATOR);
			} else if (IsBinaryStart(sc.ch, sc.chNext, sc.GetRelative(2), sc.GetRelative(3))) {
				sc.SetState(SCE_REBOL_BINARY);
			} else if (IsAWordStart(sc.ch, sc.chNext)) {
				sc.SetState(SCE_REBOL_IDENTIFIER);
			} else if (IsADigit(sc.ch) || sc.ch == '+' || sc.ch == '-' || /*Decimal*/ sc.ch == '.' || sc.ch == ',') {
				dotCount = 0;
				sc.SetState(SCE_REBOL_NUMBER);
			} else if (sc.ch == '\"') {
				sc.SetState(SCE_REBOL_QUOTEDSTRING);
			} else if (sc.ch == '{') {
				sc.SetState(blockComment ? SCE_REBOL_COMMENTBLOCK : SCE_REBOL_BRACEDSTRING);
				++stringLevel;
			} else if (sc.ch == ';') {
				sc.SetState(SCE_REBOL_COMMENTLINE);
			} else if (sc.ch == '$') {
				sc.SetState(SCE_REBOL_MONEY);
			} else if (sc.ch == '%') {
				sc.SetState(SCE_REBOL_FILE);
			} else if (sc.ch == '<') {
				sc.SetState(SCE_REBOL_TAG);
			} else if (sc.ch == '#' && sc.chNext == '"') {
				sc.SetState(SCE_REBOL_CHARACTER);
				sc.Forward();
			} else if (sc.ch == '#' && sc.chNext != '"' && sc.chNext != '{' ) {
				sc.SetState(SCE_REBOL_ISSUE);
			}
		}
	}
	sc.Complete();
}
Example #11
0
static void ColouriseDocument(
    Sci_PositionU startPos,
    Sci_Position length,
    int initStyle,
    WordList *keywordlists[],
    Accessor &styler) {
	WordList &keywords = *keywordlists[0];

	StyleContext sc(startPos, length, initStyle, styler);

	Sci_Position lineCurrent = styler.GetLine(startPos);
	bool apostropheStartsAttribute = (styler.GetLineState(lineCurrent) & 1) != 0;

	while (sc.More()) {
		if (sc.atLineEnd) {
			// Go to the next line
			sc.Forward();
			lineCurrent++;

			// Remember the line state for future incremental lexing
			styler.SetLineState(lineCurrent, apostropheStartsAttribute);

			// Don't continue any styles on the next line
			sc.SetState(SCE_ADA_DEFAULT);
		}

		// Comments
		if (sc.Match('-', '-')) {
			ColouriseComment(sc, apostropheStartsAttribute);

		// Strings
		} else if (sc.Match('"')) {
			ColouriseString(sc, apostropheStartsAttribute);

		// Characters
		} else if (sc.Match('\'') && !apostropheStartsAttribute) {
			ColouriseCharacter(sc, apostropheStartsAttribute);

		// Labels
		} else if (sc.Match('<', '<')) {
			ColouriseLabel(sc, keywords, apostropheStartsAttribute);

		// Whitespace
		} else if (IsASpace(sc.ch)) {
			ColouriseWhiteSpace(sc, apostropheStartsAttribute);

		// Delimiters
		} else if (IsDelimiterCharacter(sc.ch)) {
			ColouriseDelimiter(sc, apostropheStartsAttribute);

		// Numbers
		} else if (IsADigit(sc.ch) || sc.ch == '#') {
			ColouriseNumber(sc, apostropheStartsAttribute);

		// Keywords or identifiers
		} else {
			ColouriseWord(sc, keywords, apostropheStartsAttribute);
		}
	}

	sc.Complete();
}
Example #12
0
static void ColourisePSDoc(
    unsigned int startPos,
    int length,
    int initStyle,
    WordList *keywordlists[],
    Accessor &styler) {

    WordList &keywords1 = *keywordlists[0];
    WordList &keywords2 = *keywordlists[1];
    WordList &keywords3 = *keywordlists[2];
    WordList &keywords4 = *keywordlists[3];
    WordList &keywords5 = *keywordlists[4];

    StyleContext sc(startPos, length, initStyle, styler);

    bool tokenizing = styler.GetPropertyInt("ps.tokenize") != 0;
    int pslevel = styler.GetPropertyInt("ps.level", 3);
    int lineCurrent = styler.GetLine(startPos);
    int nestTextCurrent = 0;
    if (lineCurrent > 0 && initStyle == SCE_PS_TEXT)
        nestTextCurrent = styler.GetLineState(lineCurrent - 1);
    int numRadix = 0;
    bool numHasPoint = false;
    bool numHasExponent = false;
    bool numHasSign = false;

    // Clear out existing tokenization
    if (tokenizing && length > 0) {
        styler.StartAt(startPos, static_cast<char>(INDIC2_MASK));
        styler.ColourTo(startPos + length-1, 0);
        styler.Flush();
        styler.StartAt(startPos);
        styler.StartSegment(startPos);
    }

    for (; sc.More(); sc.Forward()) {
        if (sc.atLineStart)
            lineCurrent = styler.GetLine(sc.currentPos);

        // Determine if the current state should terminate.
        if (sc.state == SCE_PS_COMMENT || sc.state == SCE_PS_DSC_VALUE) {
            if (sc.atLineEnd) {
                sc.SetState(SCE_C_DEFAULT);
            }
        } else if (sc.state == SCE_PS_DSC_COMMENT) {
            if (sc.ch == ':') {
                sc.Forward();
                if (!sc.atLineEnd)
                    sc.SetState(SCE_PS_DSC_VALUE);
                else
                    sc.SetState(SCE_C_DEFAULT);
            } else if (sc.atLineEnd) {
                sc.SetState(SCE_C_DEFAULT);
            } else if (IsAWhitespaceChar(sc.ch) && sc.ch != '\r') {
                sc.ChangeState(SCE_PS_COMMENT);
            }
        } else if (sc.state == SCE_PS_NUMBER) {
            if (IsASelfDelimitingChar(sc.ch) || IsAWhitespaceChar(sc.ch)) {
                if ((sc.chPrev == '+' || sc.chPrev == '-' ||
                     sc.chPrev == 'E' || sc.chPrev == 'e') && numRadix == 0)
                    sc.ChangeState(SCE_PS_NAME);
                sc.SetState(SCE_C_DEFAULT);
            } else if (sc.ch == '#') {
                if (numHasPoint || numHasExponent || numHasSign || numRadix != 0) {
                    sc.ChangeState(SCE_PS_NAME);
                } else {
                    char szradix[5];
                    sc.GetCurrent(szradix, 4);
                    numRadix = atoi(szradix);
                    if (numRadix < 2 || numRadix > 36)
                        sc.ChangeState(SCE_PS_NAME);
                }
            } else if ((sc.ch == 'E' || sc.ch == 'e') && numRadix == 0) {
                if (numHasExponent) {
                    sc.ChangeState(SCE_PS_NAME);
                } else {
                    numHasExponent = true;
                    if (sc.chNext == '+' || sc.chNext == '-')
                        sc.Forward();
                }
            } else if (sc.ch == '.') {
                if (numHasPoint || numHasExponent || numRadix != 0) {
                    sc.ChangeState(SCE_PS_NAME);
                } else {
                    numHasPoint = true;
                }
            } else if (numRadix == 0) {
                if (!IsABaseNDigit(sc.ch, 10))
                    sc.ChangeState(SCE_PS_NAME);
            } else {
                if (!IsABaseNDigit(sc.ch, numRadix))
                    sc.ChangeState(SCE_PS_NAME);
            }
        } else if (sc.state == SCE_PS_NAME || sc.state == SCE_PS_KEYWORD) {
            if (IsASelfDelimitingChar(sc.ch) || IsAWhitespaceChar(sc.ch)) {
                char s[100];
                sc.GetCurrent(s, sizeof(s));
                if ((pslevel >= 1 && keywords1.InList(s)) ||
                    (pslevel >= 2 && keywords2.InList(s)) ||
                    (pslevel >= 3 && keywords3.InList(s)) ||
                    keywords4.InList(s) || keywords5.InList(s)) {
                    sc.ChangeState(SCE_PS_KEYWORD);
                }
                sc.SetState(SCE_C_DEFAULT);
            }
        } else if (sc.state == SCE_PS_LITERAL || sc.state == SCE_PS_IMMEVAL) {
            if (IsASelfDelimitingChar(sc.ch) || IsAWhitespaceChar(sc.ch))
                sc.SetState(SCE_C_DEFAULT);
        } else if (sc.state == SCE_PS_PAREN_ARRAY || sc.state == SCE_PS_PAREN_DICT ||
                   sc.state == SCE_PS_PAREN_PROC) {
            sc.SetState(SCE_C_DEFAULT);
        } else if (sc.state == SCE_PS_TEXT) {
            if (sc.ch == '(') {
                nestTextCurrent++;
            } else if (sc.ch == ')') {
                if (--nestTextCurrent == 0)
                   sc.ForwardSetState(SCE_PS_DEFAULT);
            } else if (sc.ch == '\\') {
                sc.Forward();
            }
        } else if (sc.state == SCE_PS_HEXSTRING) {
            if (sc.ch == '>') {
                sc.ForwardSetState(SCE_PS_DEFAULT);
            } else if (!IsABaseNDigit(sc.ch, 16) && !IsAWhitespaceChar(sc.ch)) {
                sc.SetState(SCE_PS_HEXSTRING);
                styler.ColourTo(sc.currentPos, SCE_PS_BADSTRINGCHAR);
            }
        } else if (sc.state == SCE_PS_BASE85STRING) {
            if (sc.Match('~', '>')) {
                sc.Forward();
                sc.ForwardSetState(SCE_PS_DEFAULT);
            } else if (!IsABase85Char(sc.ch) && !IsAWhitespaceChar(sc.ch)) {
                sc.SetState(SCE_PS_BASE85STRING);
                styler.ColourTo(sc.currentPos, SCE_PS_BADSTRINGCHAR);
            }
        }

        // Determine if a new state should be entered.
        if (sc.state == SCE_C_DEFAULT) {
            unsigned int tokenpos = sc.currentPos;

            if (sc.ch == '[' || sc.ch == ']') {
                sc.SetState(SCE_PS_PAREN_ARRAY);
            } else if (sc.ch == '{' || sc.ch == '}') {
                sc.SetState(SCE_PS_PAREN_PROC);
            } else if (sc.ch == '/') {
                if (sc.chNext == '/') {
                    sc.SetState(SCE_PS_IMMEVAL);
                    sc.Forward();
                } else {
                    sc.SetState(SCE_PS_LITERAL);
                }
            } else if (sc.ch == '<') {
                if (sc.chNext == '<') {
                    sc.SetState(SCE_PS_PAREN_DICT);
                    sc.Forward();
                } else if (sc.chNext == '~') {
                    sc.SetState(SCE_PS_BASE85STRING);
                    sc.Forward();
                } else {
                    sc.SetState(SCE_PS_HEXSTRING);
                }
            } else if (sc.ch == '>' && sc.chNext == '>') {
                    sc.SetState(SCE_PS_PAREN_DICT);
                    sc.Forward();
            } else if (sc.ch == '>' || sc.ch == ')') {
                sc.SetState(SCE_C_DEFAULT);
                styler.ColourTo(sc.currentPos, SCE_PS_BADSTRINGCHAR);
            } else if (sc.ch == '(') {
                sc.SetState(SCE_PS_TEXT);
                nestTextCurrent = 1;
            } else if (sc.ch == '%') {
                if (sc.chNext == '%' && sc.atLineStart) {
                    sc.SetState(SCE_PS_DSC_COMMENT);
                    sc.Forward();
                    if (sc.chNext == '+') {
                        sc.Forward();
                        sc.ForwardSetState(SCE_PS_DSC_VALUE);
                    }
                } else {
                    sc.SetState(SCE_PS_COMMENT);
                }
            } else if ((sc.ch == '+' || sc.ch == '-' || sc.ch == '.') &&
                       IsABaseNDigit(sc.chNext, 10)) {
                sc.SetState(SCE_PS_NUMBER);
                numRadix = 0;
                numHasPoint = (sc.ch == '.');
                numHasExponent = false;
                numHasSign = (sc.ch == '+' || sc.ch == '-');
            } else if ((sc.ch == '+' || sc.ch == '-') && sc.chNext == '.' &&
                       IsABaseNDigit(sc.GetRelative(2), 10)) {
                sc.SetState(SCE_PS_NUMBER);
                numRadix = 0;
                numHasPoint = false;
                numHasExponent = false;
                numHasSign = true;
            } else if (IsABaseNDigit(sc.ch, 10)) {
                sc.SetState(SCE_PS_NUMBER);
                numRadix = 0;
                numHasPoint = false;
                numHasExponent = false;
                numHasSign = false;
            } else if (!IsAWhitespaceChar(sc.ch)) {
                sc.SetState(SCE_PS_NAME);
            }

            // Mark the start of tokens
            if (tokenizing && sc.state != SCE_C_DEFAULT && sc.state != SCE_PS_COMMENT &&
                sc.state != SCE_PS_DSC_COMMENT && sc.state != SCE_PS_DSC_VALUE) {
                styler.Flush();
                styler.StartAt(tokenpos, static_cast<char>(INDIC2_MASK));
                styler.ColourTo(tokenpos, INDIC2_MASK);
                styler.Flush();
                styler.StartAt(tokenpos);
                styler.StartSegment(tokenpos);
            }
        }

        if (sc.atLineEnd)
            styler.SetLineState(lineCurrent, nestTextCurrent);
    }

    sc.Complete();
}
Example #13
0
static void ColouriseBashDoc(Sci_PositionU startPos, Sci_Position length, int initStyle,
							 WordList *keywordlists[], Accessor &styler) {

	WordList &keywords = *keywordlists[0];
	WordList cmdDelimiter, bashStruct, bashStruct_in;
	cmdDelimiter.Set("| || |& & && ; ;; ( ) { }");
	bashStruct.Set("if elif fi while until else then do done esac eval");
	bashStruct_in.Set("for case select");

	CharacterSet setWordStart(CharacterSet::setAlpha, "_");
	// note that [+-] are often parts of identifiers in shell scripts
	CharacterSet setWord(CharacterSet::setAlphaNum, "._+-");
	CharacterSet setMetaCharacter(CharacterSet::setNone, "|&;()<> \t\r\n");
	setMetaCharacter.Add(0);
	CharacterSet setBashOperator(CharacterSet::setNone, "^&%()-+=|{}[]:;>,*/<?!.~@");
	CharacterSet setSingleCharOp(CharacterSet::setNone, "rwxoRWXOezsfdlpSbctugkTBMACahGLNn");
	CharacterSet setParam(CharacterSet::setAlphaNum, "$_");
	CharacterSet setHereDoc(CharacterSet::setAlpha, "_\\-+!%*,./:?@[]^`{}~");
	CharacterSet setHereDoc2(CharacterSet::setAlphaNum, "_-+!%*,./:=?@[]^`{}~");
	CharacterSet setLeftShift(CharacterSet::setDigits, "$");

	class HereDocCls {	// Class to manage HERE document elements
	public:
		int State;		// 0: '<<' encountered
		// 1: collect the delimiter
		// 2: here doc text (lines after the delimiter)
		int Quote;		// the char after '<<'
		bool Quoted;		// true if Quote in ('\'','"','`')
		bool Indent;		// indented delimiter (for <<-)
		int DelimiterLength;	// strlen(Delimiter)
		char Delimiter[HERE_DELIM_MAX];	// the Delimiter
		HereDocCls() {
			State = 0;
			Quote = 0;
			Quoted = false;
			Indent = 0;
			DelimiterLength = 0;
			Delimiter[0] = '\0';
		}
		void Append(int ch) {
			Delimiter[DelimiterLength++] = static_cast<char>(ch);
			Delimiter[DelimiterLength] = '\0';
		}
		~HereDocCls() {
		}
	};
	HereDocCls HereDoc;

	class QuoteCls {	// Class to manage quote pairs (simplified vs LexPerl)
		public:
		int Count;
		int Up, Down;
		QuoteCls() {
			Count = 0;
			Up    = '\0';
			Down  = '\0';
		}
		void Open(int u) {
			Count++;
			Up    = u;
			Down  = opposite(Up);
		}
		void Start(int u) {
			Count = 0;
			Open(u);
		}
	};
	QuoteCls Quote;

	class QuoteStackCls {	// Class to manage quote pairs that nest
		public:
		int Count;
		int Up, Down;
		int Style;
		int Depth;			// levels pushed
		int CountStack[BASH_DELIM_STACK_MAX];
		int UpStack   [BASH_DELIM_STACK_MAX];
		int StyleStack[BASH_DELIM_STACK_MAX];
		QuoteStackCls() {
			Count = 0;
			Up    = '\0';
			Down  = '\0';
			Style = 0;
			Depth = 0;
		}
		void Start(int u, int s) {
			Count = 1;
			Up    = u;
			Down  = opposite(Up);
			Style = s;
		}
		void Push(int u, int s) {
			if (Depth >= BASH_DELIM_STACK_MAX)
				return;
			CountStack[Depth] = Count;
			UpStack   [Depth] = Up;
			StyleStack[Depth] = Style;
			Depth++;
			Count = 1;
			Up    = u;
			Down  = opposite(Up);
			Style = s;
		}
		void Pop(void) {
			if (Depth <= 0)
				return;
			Depth--;
			Count = CountStack[Depth];
			Up    = UpStack   [Depth];
			Style = StyleStack[Depth];
			Down  = opposite(Up);
		}
		~QuoteStackCls() {
		}
	};
	QuoteStackCls QuoteStack;

	int numBase = 0;
	int digit;
	Sci_PositionU endPos = startPos + length;
	int cmdState = BASH_CMD_START;
	int testExprType = 0;

	// Always backtracks to the start of a line that is not a continuation
	// of the previous line (i.e. start of a bash command segment)
	Sci_Position ln = styler.GetLine(startPos);
	if (ln > 0 && startPos == static_cast<Sci_PositionU>(styler.LineStart(ln)))
		ln--;
	for (;;) {
		startPos = styler.LineStart(ln);
		if (ln == 0 || styler.GetLineState(ln) == BASH_CMD_START)
			break;
		ln--;
	}
	initStyle = SCE_SH_DEFAULT;

	StyleContext sc(startPos, endPos - startPos, initStyle, styler);

	for (; sc.More(); sc.Forward()) {

		// handle line continuation, updates per-line stored state
		if (sc.atLineStart) {
			ln = styler.GetLine(sc.currentPos);
			if (sc.state == SCE_SH_STRING
			 || sc.state == SCE_SH_BACKTICKS
			 || sc.state == SCE_SH_CHARACTER
			 || sc.state == SCE_SH_HERE_Q
			 || sc.state == SCE_SH_COMMENTLINE
			 || sc.state == SCE_SH_PARAM) {
				// force backtrack while retaining cmdState
				styler.SetLineState(ln, BASH_CMD_BODY);
			} else {
				if (ln > 0) {
					if ((sc.GetRelative(-3) == '\\' && sc.GetRelative(-2) == '\r' && sc.chPrev == '\n')
					 || sc.GetRelative(-2) == '\\') {	// handle '\' line continuation
						// retain last line's state
					} else
						cmdState = BASH_CMD_START;
				}
				styler.SetLineState(ln, cmdState);
			}
		}

		// controls change of cmdState at the end of a non-whitespace element
		// states BODY|TEST|ARITH persist until the end of a command segment
		// state WORD persist, but ends with 'in' or 'do' construct keywords
		int cmdStateNew = BASH_CMD_BODY;
		if (cmdState == BASH_CMD_TEST || cmdState == BASH_CMD_ARITH || cmdState == BASH_CMD_WORD)
			cmdStateNew = cmdState;
		int stylePrev = sc.state;

		// Determine if the current state should terminate.
		switch (sc.state) {
			case SCE_SH_OPERATOR:
				sc.SetState(SCE_SH_DEFAULT);
				if (cmdState == BASH_CMD_DELIM)		// if command delimiter, start new command
					cmdStateNew = BASH_CMD_START;
				else if (sc.chPrev == '\\')			// propagate command state if line continued
					cmdStateNew = cmdState;
				break;
			case SCE_SH_WORD:
				// "." never used in Bash variable names but used in file names
				if (!setWord.Contains(sc.ch)) {
					char s[500];
					char s2[10];
					sc.GetCurrent(s, sizeof(s));
					// allow keywords ending in a whitespace or command delimiter
					s2[0] = static_cast<char>(sc.ch);
					s2[1] = '\0';
					bool keywordEnds = IsASpace(sc.ch) || cmdDelimiter.InList(s2);
					// 'in' or 'do' may be construct keywords
					if (cmdState == BASH_CMD_WORD) {
						if (strcmp(s, "in") == 0 && keywordEnds)
							cmdStateNew = BASH_CMD_BODY;
						else if (strcmp(s, "do") == 0 && keywordEnds)
							cmdStateNew = BASH_CMD_START;
						else
							sc.ChangeState(SCE_SH_IDENTIFIER);
						sc.SetState(SCE_SH_DEFAULT);
						break;
					}
					// a 'test' keyword starts a test expression
					if (strcmp(s, "test") == 0) {
						if (cmdState == BASH_CMD_START && keywordEnds) {
							cmdStateNew = BASH_CMD_TEST;
							testExprType = 0;
						} else
							sc.ChangeState(SCE_SH_IDENTIFIER);
					}
					// detect bash construct keywords
					else if (bashStruct.InList(s)) {
						if (cmdState == BASH_CMD_START && keywordEnds)
							cmdStateNew = BASH_CMD_START;
						else
							sc.ChangeState(SCE_SH_IDENTIFIER);
					}
					// 'for'|'case'|'select' needs 'in'|'do' to be highlighted later
					else if (bashStruct_in.InList(s)) {
						if (cmdState == BASH_CMD_START && keywordEnds)
							cmdStateNew = BASH_CMD_WORD;
						else
							sc.ChangeState(SCE_SH_IDENTIFIER);
					}
					// disambiguate option items and file test operators
					else if (s[0] == '-') {
						if (cmdState != BASH_CMD_TEST)
							sc.ChangeState(SCE_SH_IDENTIFIER);
					}
					// disambiguate keywords and identifiers
					else if (cmdState != BASH_CMD_START
						  || !(keywords.InList(s) && keywordEnds)) {
						sc.ChangeState(SCE_SH_IDENTIFIER);
					}
					sc.SetState(SCE_SH_DEFAULT);
				}
				break;
			case SCE_SH_IDENTIFIER:
				if (sc.chPrev == '\\') {	// for escaped chars
					sc.ForwardSetState(SCE_SH_DEFAULT);
				} else if (!setWord.Contains(sc.ch)) {
					sc.SetState(SCE_SH_DEFAULT);
				} else if (cmdState == BASH_CMD_ARITH && !setWordStart.Contains(sc.ch)) {
					sc.SetState(SCE_SH_DEFAULT);
				}
				break;
			case SCE_SH_NUMBER:
				digit = translateBashDigit(sc.ch);
				if (numBase == BASH_BASE_DECIMAL) {
					if (sc.ch == '#') {
						char s[10];
						sc.GetCurrent(s, sizeof(s));
						numBase = getBashNumberBase(s);
						if (numBase != BASH_BASE_ERROR)
							break;
					} else if (IsADigit(sc.ch))
						break;
				} else if (numBase == BASH_BASE_HEX) {
					if (IsADigit(sc.ch, 16))
						break;
#ifdef PEDANTIC_OCTAL
				} else if (numBase == BASH_BASE_OCTAL ||
						   numBase == BASH_BASE_OCTAL_ERROR) {
					if (digit <= 7)
						break;
					if (digit <= 9) {
						numBase = BASH_BASE_OCTAL_ERROR;
						break;
					}
#endif
				} else if (numBase == BASH_BASE_ERROR) {
					if (digit <= 9)
						break;
				} else {	// DD#DDDD number style handling
					if (digit != BASH_BASE_ERROR) {
						if (numBase <= 36) {
							// case-insensitive if base<=36
							if (digit >= 36) digit -= 26;
						}
						if (digit < numBase)
							break;
						if (digit <= 9) {
							numBase = BASH_BASE_ERROR;
							break;
						}
					}
				}
				// fallthrough when number is at an end or error
				if (numBase == BASH_BASE_ERROR
#ifdef PEDANTIC_OCTAL
					|| numBase == BASH_BASE_OCTAL_ERROR
#endif
				) {
					sc.ChangeState(SCE_SH_ERROR);
				}
				sc.SetState(SCE_SH_DEFAULT);
				break;
			case SCE_SH_COMMENTLINE:
				if (sc.atLineEnd && sc.chPrev != '\\') {
					sc.SetState(SCE_SH_DEFAULT);
				}
				break;
			case SCE_SH_HERE_DELIM:
				// From Bash info:
				// ---------------
				// Specifier format is: <<[-]WORD
				// Optional '-' is for removal of leading tabs from here-doc.
				// Whitespace acceptable after <<[-] operator
				//
				if (HereDoc.State == 0) { // '<<' encountered
					HereDoc.Quote = sc.chNext;
					HereDoc.Quoted = false;
					HereDoc.DelimiterLength = 0;
					HereDoc.Delimiter[HereDoc.DelimiterLength] = '\0';
					if (sc.chNext == '\'' || sc.chNext == '\"') {	// a quoted here-doc delimiter (' or ")
						sc.Forward();
						HereDoc.Quoted = true;
						HereDoc.State = 1;
					} else if (setHereDoc.Contains(sc.chNext) ||
					           (sc.chNext == '=' && cmdState != BASH_CMD_ARITH)) {
						// an unquoted here-doc delimiter, no special handling
						HereDoc.State = 1;
					} else if (sc.chNext == '<') {	// HERE string <<<
						sc.Forward();
						sc.ForwardSetState(SCE_SH_DEFAULT);
					} else if (IsASpace(sc.chNext)) {
						// eat whitespace
					} else if (setLeftShift.Contains(sc.chNext) ||
					           (sc.chNext == '=' && cmdState == BASH_CMD_ARITH)) {
						// left shift <<$var or <<= cases
						sc.ChangeState(SCE_SH_OPERATOR);
						sc.ForwardSetState(SCE_SH_DEFAULT);
					} else {
						// symbols terminates; deprecated zero-length delimiter
						HereDoc.State = 1;
					}
				} else if (HereDoc.State == 1) { // collect the delimiter
					// * if single quoted, there's no escape
					// * if double quoted, there are \\ and \" escapes
					if ((HereDoc.Quote == '\'' && sc.ch != HereDoc.Quote) ||
					    (HereDoc.Quoted && sc.ch != HereDoc.Quote && sc.ch != '\\') ||
					    (HereDoc.Quote != '\'' && sc.chPrev == '\\') ||
					    (setHereDoc2.Contains(sc.ch))) {
						HereDoc.Append(sc.ch);
					} else if (HereDoc.Quoted && sc.ch == HereDoc.Quote) {	// closing quote => end of delimiter
						sc.ForwardSetState(SCE_SH_DEFAULT);
					} else if (sc.ch == '\\') {
						if (HereDoc.Quoted && sc.chNext != HereDoc.Quote && sc.chNext != '\\') {
							// in quoted prefixes only \ and the quote eat the escape
							HereDoc.Append(sc.ch);
						} else {
							// skip escape prefix
						}
					} else if (!HereDoc.Quoted) {
						sc.SetState(SCE_SH_DEFAULT);
					}
					if (HereDoc.DelimiterLength >= HERE_DELIM_MAX - 1) {	// force blowup
						sc.SetState(SCE_SH_ERROR);
						HereDoc.State = 0;
					}
				}
				break;
			case SCE_SH_HERE_Q:
				// HereDoc.State == 2
				if (sc.atLineStart) {
					sc.SetState(SCE_SH_HERE_Q);
					int prefixws = 0;
					while (sc.ch == '\t' && !sc.atLineEnd) {	// tabulation prefix
						sc.Forward();
						prefixws++;
					}
					if (prefixws > 0)
						sc.SetState(SCE_SH_HERE_Q);
					while (!sc.atLineEnd) {
						sc.Forward();
					}
					char s[HERE_DELIM_MAX];
					sc.GetCurrent(s, sizeof(s));
					if (sc.LengthCurrent() == 0) {  // '' or "" delimiters
						if ((prefixws == 0 || HereDoc.Indent) &&
							HereDoc.Quoted && HereDoc.DelimiterLength == 0)
							sc.SetState(SCE_SH_DEFAULT);
						break;
					}
					if (s[strlen(s) - 1] == '\r')
						s[strlen(s) - 1] = '\0';
					if (strcmp(HereDoc.Delimiter, s) == 0) {
						if ((prefixws == 0) ||	// indentation rule
							(prefixws > 0 && HereDoc.Indent)) {
							sc.SetState(SCE_SH_DEFAULT);
							break;
						}
					}
				}
				break;
			case SCE_SH_SCALAR:	// variable names
				if (!setParam.Contains(sc.ch)) {
					if (sc.LengthCurrent() == 1) {
						// Special variable: $(, $_ etc.
						sc.ForwardSetState(SCE_SH_DEFAULT);
					} else {
						sc.SetState(SCE_SH_DEFAULT);
					}
				}
				break;
			case SCE_SH_STRING:	// delimited styles, can nest
			case SCE_SH_BACKTICKS:
				if (sc.ch == '\\' && QuoteStack.Up != '\\') {
					if (QuoteStack.Style != BASH_DELIM_LITERAL)
						sc.Forward();
				} else if (sc.ch == QuoteStack.Down) {
					QuoteStack.Count--;
					if (QuoteStack.Count == 0) {
						if (QuoteStack.Depth > 0) {
							QuoteStack.Pop();
						} else
							sc.ForwardSetState(SCE_SH_DEFAULT);
					}
				} else if (sc.ch == QuoteStack.Up) {
					QuoteStack.Count++;
				} else {
					if (QuoteStack.Style == BASH_DELIM_STRING ||
						QuoteStack.Style == BASH_DELIM_LSTRING
					) {	// do nesting for "string", $"locale-string"
						if (sc.ch == '`') {
							QuoteStack.Push(sc.ch, BASH_DELIM_BACKTICK);
						} else if (sc.ch == '$' && sc.chNext == '(') {
							sc.Forward();
							QuoteStack.Push(sc.ch, BASH_DELIM_COMMAND);
						}
					} else if (QuoteStack.Style == BASH_DELIM_COMMAND ||
							   QuoteStack.Style == BASH_DELIM_BACKTICK
					) {	// do nesting for $(command), `command`
						if (sc.ch == '\'') {
							QuoteStack.Push(sc.ch, BASH_DELIM_LITERAL);
						} else if (sc.ch == '\"') {
							QuoteStack.Push(sc.ch, BASH_DELIM_STRING);
						} else if (sc.ch == '`') {
							QuoteStack.Push(sc.ch, BASH_DELIM_BACKTICK);
						} else if (sc.ch == '$') {
							if (sc.chNext == '\'') {
								sc.Forward();
								QuoteStack.Push(sc.ch, BASH_DELIM_CSTRING);
							} else if (sc.chNext == '\"') {
								sc.Forward();
								QuoteStack.Push(sc.ch, BASH_DELIM_LSTRING);
							} else if (sc.chNext == '(') {
								sc.Forward();
								QuoteStack.Push(sc.ch, BASH_DELIM_COMMAND);
							}
						}
					}
				}
				break;
			case SCE_SH_PARAM: // ${parameter}
				if (sc.ch == '\\' && Quote.Up != '\\') {
					sc.Forward();
				} else if (sc.ch == Quote.Down) {
					Quote.Count--;
					if (Quote.Count == 0) {
						sc.ForwardSetState(SCE_SH_DEFAULT);
					}
				} else if (sc.ch == Quote.Up) {
					Quote.Count++;
				}
				break;
			case SCE_SH_CHARACTER: // singly-quoted strings
				if (sc.ch == Quote.Down) {
					Quote.Count--;
					if (Quote.Count == 0) {
						sc.ForwardSetState(SCE_SH_DEFAULT);
					}
				}
				break;
		}

		// Must check end of HereDoc state 1 before default state is handled
		if (HereDoc.State == 1 && sc.atLineEnd) {
			// Begin of here-doc (the line after the here-doc delimiter):
			// Lexically, the here-doc starts from the next line after the >>, but the
			// first line of here-doc seem to follow the style of the last EOL sequence
			HereDoc.State = 2;
			if (HereDoc.Quoted) {
				if (sc.state == SCE_SH_HERE_DELIM) {
					// Missing quote at end of string! Syntax error in bash 4.3
					// Mark this bit as an error, do not colour any here-doc
					sc.ChangeState(SCE_SH_ERROR);
					sc.SetState(SCE_SH_DEFAULT);
				} else {
					// HereDoc.Quote always == '\''
					sc.SetState(SCE_SH_HERE_Q);
				}
			} else if (HereDoc.DelimiterLength == 0) {
				// no delimiter, illegal (but '' and "" are legal)
				sc.ChangeState(SCE_SH_ERROR);
				sc.SetState(SCE_SH_DEFAULT);
			} else {
				sc.SetState(SCE_SH_HERE_Q);
			}
		}

		// update cmdState about the current command segment
		if (stylePrev != SCE_SH_DEFAULT && sc.state == SCE_SH_DEFAULT) {
			cmdState = cmdStateNew;
		}
		// Determine if a new state should be entered.
		if (sc.state == SCE_SH_DEFAULT) {
			if (sc.ch == '\\') {
				// Bash can escape any non-newline as a literal
				sc.SetState(SCE_SH_IDENTIFIER);
				if (sc.chNext == '\r' || sc.chNext == '\n')
					sc.SetState(SCE_SH_OPERATOR);
			} else if (IsADigit(sc.ch)) {
				sc.SetState(SCE_SH_NUMBER);
				numBase = BASH_BASE_DECIMAL;
				if (sc.ch == '0') {	// hex,octal
					if (sc.chNext == 'x' || sc.chNext == 'X') {
						numBase = BASH_BASE_HEX;
						sc.Forward();
					} else if (IsADigit(sc.chNext)) {
#ifdef PEDANTIC_OCTAL
						numBase = BASH_BASE_OCTAL;
#else
						numBase = BASH_BASE_HEX;
#endif
					}
				}
			} else if (setWordStart.Contains(sc.ch)) {
				sc.SetState(SCE_SH_WORD);
			} else if (sc.ch == '#') {
				if (stylePrev != SCE_SH_WORD && stylePrev != SCE_SH_IDENTIFIER &&
					(sc.currentPos == 0 || setMetaCharacter.Contains(sc.chPrev))) {
					sc.SetState(SCE_SH_COMMENTLINE);
				} else {
					sc.SetState(SCE_SH_WORD);
				}
				// handle some zsh features within arithmetic expressions only
				if (cmdState == BASH_CMD_ARITH) {
					if (sc.chPrev == '[') {	// [#8] [##8] output digit setting
						sc.SetState(SCE_SH_WORD);
						if (sc.chNext == '#') {
							sc.Forward();
						}
					} else if (sc.Match("##^") && IsUpperCase(sc.GetRelative(3))) {	// ##^A
						sc.SetState(SCE_SH_IDENTIFIER);
						sc.Forward(3);
					} else if (sc.chNext == '#' && !IsASpace(sc.GetRelative(2))) {	// ##a
						sc.SetState(SCE_SH_IDENTIFIER);
						sc.Forward(2);
					} else if (setWordStart.Contains(sc.chNext)) {	// #name
						sc.SetState(SCE_SH_IDENTIFIER);
					}
				}
			} else if (sc.ch == '\"') {
				sc.SetState(SCE_SH_STRING);
				QuoteStack.Start(sc.ch, BASH_DELIM_STRING);
			} else if (sc.ch == '\'') {
				sc.SetState(SCE_SH_CHARACTER);
				Quote.Start(sc.ch);
			} else if (sc.ch == '`') {
				sc.SetState(SCE_SH_BACKTICKS);
				QuoteStack.Start(sc.ch, BASH_DELIM_BACKTICK);
			} else if (sc.ch == '$') {
				if (sc.Match("$((")) {
					sc.SetState(SCE_SH_OPERATOR);	// handle '((' later
					continue;
				}
				sc.SetState(SCE_SH_SCALAR);
				sc.Forward();
				if (sc.ch == '{') {
					sc.ChangeState(SCE_SH_PARAM);
					Quote.Start(sc.ch);
				} else if (sc.ch == '\'') {
					sc.ChangeState(SCE_SH_STRING);
					QuoteStack.Start(sc.ch, BASH_DELIM_CSTRING);
				} else if (sc.ch == '"') {
					sc.ChangeState(SCE_SH_STRING);
					QuoteStack.Start(sc.ch, BASH_DELIM_LSTRING);
				} else if (sc.ch == '(') {
					sc.ChangeState(SCE_SH_BACKTICKS);
					QuoteStack.Start(sc.ch, BASH_DELIM_COMMAND);
				} else if (sc.ch == '`') {	// $` seen in a configure script, valid?
					sc.ChangeState(SCE_SH_BACKTICKS);
					QuoteStack.Start(sc.ch, BASH_DELIM_BACKTICK);
				} else {
					continue;	// scalar has no delimiter pair
				}
			} else if (sc.Match('<', '<')) {
				sc.SetState(SCE_SH_HERE_DELIM);
				HereDoc.State = 0;
				if (sc.GetRelative(2) == '-') {	// <<- indent case
					HereDoc.Indent = true;
					sc.Forward();
				} else {
					HereDoc.Indent = false;
				}
			} else if (sc.ch == '-'	&&	// one-char file test operators
					   setSingleCharOp.Contains(sc.chNext) &&
					   !setWord.Contains(sc.GetRelative(2)) &&
					   IsASpace(sc.chPrev)) {
				sc.SetState(SCE_SH_WORD);
				sc.Forward();
			} else if (setBashOperator.Contains(sc.ch)) {
				char s[10];
				bool isCmdDelim = false;
				sc.SetState(SCE_SH_OPERATOR);
				// globs have no whitespace, do not appear in arithmetic expressions
				if (cmdState != BASH_CMD_ARITH && sc.ch == '(' && sc.chNext != '(') {
					int i = GlobScan(sc);
					if (i > 1) {
						sc.SetState(SCE_SH_IDENTIFIER);
						sc.Forward(i);
						continue;
					}
				}
				// handle opening delimiters for test/arithmetic expressions - ((,[[,[
				if (cmdState == BASH_CMD_START
				 || cmdState == BASH_CMD_BODY) {
					if (sc.Match('(', '(')) {
						cmdState = BASH_CMD_ARITH;
						sc.Forward();
					} else if (sc.Match('[', '[') && IsASpace(sc.GetRelative(2))) {
						cmdState = BASH_CMD_TEST;
						testExprType = 1;
						sc.Forward();
					} else if (sc.ch == '[' && IsASpace(sc.chNext)) {
						cmdState = BASH_CMD_TEST;
						testExprType = 2;
					}
				}
				// special state -- for ((x;y;z)) in ... looping
				if (cmdState == BASH_CMD_WORD && sc.Match('(', '(')) {
					cmdState = BASH_CMD_ARITH;
					sc.Forward();
					continue;
				}
				// handle command delimiters in command START|BODY|WORD state, also TEST if 'test'
				if (cmdState == BASH_CMD_START
				 || cmdState == BASH_CMD_BODY
				 || cmdState == BASH_CMD_WORD
				 || (cmdState == BASH_CMD_TEST && testExprType == 0)) {
					s[0] = static_cast<char>(sc.ch);
					if (setBashOperator.Contains(sc.chNext)) {
						s[1] = static_cast<char>(sc.chNext);
						s[2] = '\0';
						isCmdDelim = cmdDelimiter.InList(s);
						if (isCmdDelim)
							sc.Forward();
					}
					if (!isCmdDelim) {
						s[1] = '\0';
						isCmdDelim = cmdDelimiter.InList(s);
					}
					if (isCmdDelim) {
						cmdState = BASH_CMD_DELIM;
						continue;
					}
				}
				// handle closing delimiters for test/arithmetic expressions - )),]],]
				if (cmdState == BASH_CMD_ARITH && sc.Match(')', ')')) {
					cmdState = BASH_CMD_BODY;
					sc.Forward();
				} else if (cmdState == BASH_CMD_TEST && IsASpace(sc.chPrev)) {
					if (sc.Match(']', ']') && testExprType == 1) {
						sc.Forward();
						cmdState = BASH_CMD_BODY;
					} else if (sc.ch == ']' && testExprType == 2) {
						cmdState = BASH_CMD_BODY;
					}
				}
			}
		}// sc.state
	}
	sc.Complete();
	if (sc.state == SCE_SH_HERE_Q) {
		styler.ChangeLexerState(sc.currentPos, styler.Length());
	}
	sc.Complete();
}
Example #14
0
static void ColouriseMatlabOctaveDoc(
            unsigned int startPos, int length, int initStyle,
            WordList *keywordlists[], Accessor &styler,
            bool (*IsCommentChar)(int)) {

	WordList &keywords = *keywordlists[0];

	styler.StartAt(startPos);

	// boolean for when the ' is allowed to be transpose vs the start/end 
	// of a string
	bool transpose = false;

	// approximate position of first non space character in a line
	int nonSpaceColumn = -1;
	// approximate column position of the current character in a line
	int column = 0;

        // use the line state of each line to store the block comment depth
	int curLine = styler.GetLine(startPos);
        int commentDepth = curLine > 0 ? styler.GetLineState(curLine-1) : 0;


	StyleContext sc(startPos, length, initStyle, styler);

	for (; sc.More(); sc.Forward(), column++) {

               	if(sc.atLineStart) {
			// set the line state to the current commentDepth 
			curLine = styler.GetLine(sc.currentPos);
                        styler.SetLineState(curLine, commentDepth);

			// reset the column to 0, nonSpace to -1 (not set)
			column = 0;
			nonSpaceColumn = -1; 
		}

		// save the column position of first non space character in a line
		if((nonSpaceColumn == -1) && (! IsASpace(sc.ch)))
		{
			nonSpaceColumn = column;
		}

		// check for end of states
		if (sc.state == SCE_MATLAB_OPERATOR) {
			if (sc.chPrev == '.') {
				if (sc.ch == '*' || sc.ch == '/' || sc.ch == '\\' || sc.ch == '^') {
					sc.ForwardSetState(SCE_MATLAB_DEFAULT);
					transpose = false;
				} else if (sc.ch == '\'') {
					sc.ForwardSetState(SCE_MATLAB_DEFAULT);
					transpose = true;
                                } else if(sc.ch == '.' && sc.chNext == '.') {
                                        // we werent an operator, but a '...' 
                                        sc.ChangeState(SCE_MATLAB_COMMENT);
                                        transpose = false;
				} else {
					sc.SetState(SCE_MATLAB_DEFAULT);
				}
			} else {
				sc.SetState(SCE_MATLAB_DEFAULT);
			}
		} else if (sc.state == SCE_MATLAB_KEYWORD) {
			if (!isalnum(sc.ch) && sc.ch != '_') {
				char s[100];
				sc.GetCurrentLowered(s, sizeof(s));
				if (keywords.InList(s)) {
					sc.SetState(SCE_MATLAB_DEFAULT);
					transpose = false;
				} else {
					sc.ChangeState(SCE_MATLAB_IDENTIFIER);
					sc.SetState(SCE_MATLAB_DEFAULT);
					transpose = true;
				}
			}
		} else if (sc.state == SCE_MATLAB_NUMBER) {
			if (!isdigit(sc.ch) && sc.ch != '.'
			        && !(sc.ch == 'e' || sc.ch == 'E')
			        && !((sc.ch == '+' || sc.ch == '-') && (sc.chPrev == 'e' || sc.chPrev == 'E'))) {
				sc.SetState(SCE_MATLAB_DEFAULT);
				transpose = true;
			}
		} else if (sc.state == SCE_MATLAB_STRING) {
			if (sc.ch == '\'') {
				if (sc.chNext == '\'') {
 					sc.Forward();
				} else {
					sc.ForwardSetState(SCE_MATLAB_DEFAULT);
 				}
			}
		} else if (sc.state == SCE_MATLAB_DOUBLEQUOTESTRING) {
			if (sc.ch == '\\') {
				if (sc.chNext == '\"' || sc.chNext == '\'' || sc.chNext == '\\') {
					sc.Forward();
				}
			} else if (sc.ch == '\"') {
				sc.ForwardSetState(SCE_MATLAB_DEFAULT);
			}
		} else if (sc.state == SCE_MATLAB_COMMAND) {
			if (sc.atLineEnd) {
				sc.SetState(SCE_MATLAB_DEFAULT);
				transpose = false;
			}
		} else if (sc.state == SCE_MATLAB_COMMENT) {
			// end or start of a nested a block comment?
			if( IsCommentChar(sc.ch) && sc.chNext == '}' && nonSpaceColumn == column) {
                           	if(commentDepth > 0) commentDepth --;
 
				curLine = styler.GetLine(sc.currentPos);
				styler.SetLineState(curLine, commentDepth);
				sc.Forward();

				if (commentDepth == 0) {
					sc.ForwardSetState(SCE_D_DEFAULT);
					transpose = false;
				}
                        }
                        else if( IsCommentChar(sc.ch) && sc.chNext == '{' && nonSpaceColumn == column)
                        {
 				commentDepth ++;

				curLine = styler.GetLine(sc.currentPos);
				styler.SetLineState(curLine, commentDepth);
				sc.Forward();
				transpose = false;

                        } else if(commentDepth == 0) {
				// single line comment
				if (sc.atLineEnd || sc.ch == '\r' || sc.ch == '\n') {
					sc.SetState(SCE_MATLAB_DEFAULT);
					transpose = false;
				}
			}
		}

		// check start of a new state
		if (sc.state == SCE_MATLAB_DEFAULT) {
			if (IsCommentChar(sc.ch)) {
				// ncrement depth if we are a block comment
				if(sc.chNext == '{' && nonSpaceColumn == column)
					commentDepth ++;
				curLine = styler.GetLine(sc.currentPos);
				styler.SetLineState(curLine, commentDepth);
				sc.SetState(SCE_MATLAB_COMMENT);
			} else if (sc.ch == '!' && sc.chNext != '=' ) {
				sc.SetState(SCE_MATLAB_COMMAND);
			} else if (sc.ch == '\'') {
				if (transpose) {
					sc.SetState(SCE_MATLAB_OPERATOR);
				} else {
					sc.SetState(SCE_MATLAB_STRING);
				}
			} else if (sc.ch == '"') {
				sc.SetState(SCE_MATLAB_DOUBLEQUOTESTRING);
			} else if (isdigit(sc.ch) || (sc.ch == '.' && isdigit(sc.chNext))) {
				sc.SetState(SCE_MATLAB_NUMBER);
			} else if (isalpha(sc.ch)) {
				sc.SetState(SCE_MATLAB_KEYWORD);
			} else if (isoperator(static_cast<char>(sc.ch)) || sc.ch == '@' || sc.ch == '\\') {
				if (sc.ch == ')' || sc.ch == ']') {
					transpose = true;
				} else {
					transpose = false;
				}
				sc.SetState(SCE_MATLAB_OPERATOR);
			} else {
				transpose = false;
			}
		}
	}
	sc.Complete();
}
Example #15
0
static void ColouriseTADS3Doc(unsigned int startPos, int length, int initStyle,
                                                           WordList *keywordlists[], Accessor &styler) {
        int visibleChars = 0;
        int bracketLevel = 0;
        int lineState = 0;
        unsigned int endPos = startPos + length;
        int lineCurrent = styler.GetLine(startPos);
        if (lineCurrent > 0) {
                lineState = styler.GetLineState(lineCurrent-1);
        }
        StyleContext sc(startPos, length, initStyle, styler);

        while (sc.More()) {

                if (IsEOL(sc.ch, sc.chNext)) {
                        styler.SetLineState(lineCurrent, lineState);
                        lineCurrent++;
                        visibleChars = 0;
                        sc.Forward();
                        if (sc.ch == '\n') {
                                sc.Forward();
                        }
                }

                switch(sc.state) {
                        case SCE_T3_PREPROCESSOR:
                        case SCE_T3_LINE_COMMENT:
                                ColouriseToEndOfLine(sc, sc.state, lineState&T3_INT_EXPRESSION ?
                                        SCE_T3_X_DEFAULT : SCE_T3_DEFAULT);
                                break;
                        case SCE_T3_S_STRING:
                        case SCE_T3_D_STRING:
                        case SCE_T3_X_STRING:
                                ColouriseTADS3String(sc, lineState);
                                visibleChars++;
                                break;
                        case SCE_T3_MSG_PARAM:
                                ColouriseTADS3MsgParam(sc, lineState);
                                break;
                        case SCE_T3_LIB_DIRECTIVE:
                                ColouriseTADS3LibDirective(sc, lineState);
                                break;
                        case SCE_T3_HTML_DEFAULT:
                                ColouriseTADS3HTMLTag(sc, lineState);
                                break;
                        case SCE_T3_HTML_STRING:
                                ColouriseTADSHTMLString(sc, lineState);
                                break;
                        case SCE_T3_BLOCK_COMMENT:
                                ColouriseTADS3Comment(sc, lineState&T3_INT_EXPRESSION ?
                                        SCE_T3_X_DEFAULT : SCE_T3_DEFAULT);
                                break;
                        case SCE_T3_DEFAULT:
                        case SCE_T3_X_DEFAULT:
                                if (IsASpaceOrTab(sc.ch)) {
                                        sc.Forward();
                                } else if (sc.ch == '#' && visibleChars == 0) {
                                        ColouriseToEndOfLine(sc, SCE_T3_PREPROCESSOR, sc.state);
                                } else if (sc.Match('/', '*')) {
                                        ColouriseTADS3Comment(sc, sc.state);
                                        visibleChars++;
                                } else if (sc.Match('/', '/')) {
                                        ColouriseToEndOfLine(sc, SCE_T3_LINE_COMMENT, sc.state);
                                } else if (sc.ch == '"') {
                                        bracketLevel = 0;
                                        ColouriseTADS3String(sc, lineState);
                                        visibleChars++;
                                } else if (sc.ch == '\'') {
                                        ColouriseTADS3String(sc, lineState);
                                        visibleChars++;
                                } else if (sc.state == SCE_T3_X_DEFAULT && bracketLevel == 0
                                                   && sc.Match('>', '>')) {
                                        sc.Forward(2);
                                        sc.SetState(SCE_T3_D_STRING);
                                        if (lineState & T3_INT_EXPRESSION_IN_TAG)
                                                sc.SetState(SCE_T3_HTML_STRING);
                                        lineState &= ~(T3_SINGLE_QUOTE|T3_INT_EXPRESSION
                                                       |T3_INT_EXPRESSION_IN_TAG);
                                } else if (IsATADS3Operator(sc.ch)) {
                                        if (sc.state == SCE_T3_X_DEFAULT) {
                                                if (sc.ch == '(') {
                                                        bracketLevel++;
                                                } else if (sc.ch == ')' && bracketLevel > 0) {
                                                        bracketLevel--;
                                                }
                                        }
                                        ColouriseTADS3Operator(sc);
                                        visibleChars++;
                                } else if (IsANumberStart(sc)) {
                                        ColouriseTADS3Number(sc);
                                        visibleChars++;
                                } else if (IsAWordStart(sc.ch)) {
                                        ColouriseTADS3Keyword(sc, keywordlists, endPos);
                                        visibleChars++;
                                } else if (sc.Match("...")) {
                                        sc.SetState(SCE_T3_IDENTIFIER);
                                        sc.Forward(3);
                                        sc.SetState(SCE_T3_DEFAULT);
                                } else {
                                        sc.Forward();
                                        visibleChars++;
                                }
                                break;
                        default:
                                sc.SetState(SCE_T3_DEFAULT);
                                sc.Forward();
                }
        }
        sc.Complete();
}