EAPI void elm_code_line_token_add(Elm_Code_Line *line, int start, int end, int lines,
Elm_Code_Token_Type type)
{
Elm_Code_Token *tok;
unsigned int end_line;
Elm_Code_Line *next_line;
if (!line)
return;
tok = calloc(1, sizeof(Elm_Code_Token));
end_line = line->number;
if (lines > 1)
end_line += lines - 1;
tok->start = start;
tok->end = end;
tok->end_line = end_line;
tok->type = type;
line->tokens = eina_list_append(line->tokens, tok);
if (end_line > line->number)
{
next_line = elm_code_file_line_get(line->file, line->number + 1);
elm_code_line_token_add(next_line, 1, end, lines - 1, type);
}
}
static void
_elm_code_syntax_parse_token(Elm_Code_Syntax *syntax, Elm_Code_Line *line, unsigned int pos, const char *token, unsigned int length)
{
const char **keyword;
unsigned int i;
for (keyword = syntax->keywords; *keyword; keyword++)
if (strlen(*keyword) == length && !strncmp(token, *keyword, length))
{
elm_code_line_token_add(line, pos, pos + length - 1, 1, ELM_CODE_TOKEN_TYPE_KEYWORD);
return;
}
for (i = 0; i < length; i++)
{
if (!_char_is_number(token[i], syntax))
break;
if (i == length - 1)
elm_code_line_token_add(line, pos, pos + length - 1, 1, ELM_CODE_TOKEN_TYPE_NUMBER);
}
}
EAPI void
elm_code_syntax_parse_line(Elm_Code_Syntax *syntax, Elm_Code_Line *line)
{
unsigned int i, i2, count, length;
const char *content;
const char *sym, *ptr;
Elm_Code_Token_Type previous_type;
EINA_SAFETY_ON_NULL_RETURN(syntax);
line->scope = _previous_line_scope(line) + _elm_code_syntax_scope_change_braces(line);
i = 0;
content = elm_code_line_text_get(line, &length);
previous_type = _previous_line_continue_type(line);
if (previous_type == ELM_CODE_TOKEN_TYPE_COMMENT)
{
for (i2 = i; i2 < length; i2++)
if (_ends_comment(syntax, content + i2, length - i2))
{
i2 += strlen(syntax->comment_end) - 1;
break;
}
elm_code_line_token_add(line, 0, i2, 1, ELM_CODE_TOKEN_TYPE_COMMENT);
if (i2 == length)
{
Elm_Code_Token *token = eina_list_last_data_get(line->tokens);
token->continues = EINA_TRUE;
return;
}
i = i2 + 1;
}
else if (previous_type == ELM_CODE_TOKEN_TYPE_PREPROCESSOR)
{
elm_code_line_token_add(line, 0, length, 1, ELM_CODE_TOKEN_TYPE_PREPROCESSOR);
if (length >= 1 && content[length-1] == '\\')
{
Elm_Code_Token *token = eina_list_last_data_get(line->tokens);
token->continues = EINA_TRUE;
}
return;
}
ptr = content;
count = 0;
for (; i < length; i++)
{
ptr = content + i - count;
if (_elm_code_text_char_is_whitespace(content[i]))
{
if (count)
_elm_code_syntax_parse_token(syntax, line, ptr-content, ptr, count);
count = 0;
continue;
}
if (syntax->preprocessor && _content_starts_with(content+i, syntax->preprocessor, strlen(syntax->preprocessor)))
{
elm_code_line_token_add(line, i, length - 1, 1, ELM_CODE_TOKEN_TYPE_PREPROCESSOR);
if (content[length-1] == '\\')
{
Elm_Code_Token *token = eina_list_last_data_get(line->tokens);
token->continues = EINA_TRUE;
}
return;
}
else if (_starts_single_comment(syntax, content + i, length - i))
{
elm_code_line_token_add(line, i, length, 1, ELM_CODE_TOKEN_TYPE_COMMENT);
return;
}
else if (_starts_comment(syntax, content + i, length - i))
{
for (i2 = i+strlen(syntax->comment_start); i2 < length; i2++)
if (_ends_comment(syntax, content + i2, length - i2))
{
i2 += strlen(syntax->comment_end) - 1;
break;
}
elm_code_line_token_add(line, i, i2, 1, ELM_CODE_TOKEN_TYPE_COMMENT);
if (i2 == length)
{
Elm_Code_Token *token = eina_list_last_data_get(line->tokens);
token->continues = EINA_TRUE;
// TODO reset all below of here
return;
}
i = i2;
count = 0;
continue;
}
else if (content[i] == '"')
{
unsigned int start = i, end;
for (i++; i < length && (content[i] != '"' || (content[i-1] == '\\' && content[i-2] != '\\')); i++) {}
end = i;
elm_code_line_token_add(line, start, end, 1, ELM_CODE_TOKEN_TYPE_STRING);
count = 0;
continue;
}
else if (content[i] == '\'')
{
unsigned int start = i, end;
for (i++; i < length && (content[i] != '\'' || (content[i-1] == '\\' && content[i-2] != '\\')); i++) {}
end = i;
elm_code_line_token_add(line, start, end, 1, ELM_CODE_TOKEN_TYPE_STRING);
count = 0;
continue;
}
for (sym = syntax->symbols; *sym; sym++)
if (content[i] == *sym)
{
if (count)
_elm_code_syntax_parse_token(syntax, line, ptr-content, ptr, count);
elm_code_line_token_add(line, i, i, 1, ELM_CODE_TOKEN_TYPE_BRACE);
count = -1;
break;
}
count++;
}
if (count)
_elm_code_syntax_parse_token(syntax, line, ptr-content, ptr, count);
}
