void RegexPattern::dumpOp(int32_t index) const {
static const char * const opNames[] = {URX_OPCODE_NAMES};
int32_t op = fCompiledPat->elementAti(index);
int32_t val = URX_VAL(op);
int32_t type = URX_TYPE(op);
int32_t pinnedType = type;
if ((uint32_t)pinnedType >= sizeof(opNames)/sizeof(char *)) {
pinnedType = 0;
}
REGEX_DUMP_DEBUG_PRINTF(("%4d %08x %-15s ", index, op, opNames[pinnedType]));
switch (type) {
case URX_NOP:
case URX_DOTANY:
case URX_DOTANY_ALL:
case URX_FAIL:
case URX_CARET:
case URX_DOLLAR:
case URX_BACKSLASH_G:
case URX_BACKSLASH_X:
case URX_END:
case URX_DOLLAR_M:
case URX_CARET_M:
// Types with no operand field of interest.
break;
case URX_RESERVED_OP:
case URX_START_CAPTURE:
case URX_END_CAPTURE:
case URX_STATE_SAVE:
case URX_JMP:
case URX_JMP_SAV:
case URX_JMP_SAV_X:
case URX_BACKSLASH_B:
case URX_BACKSLASH_BU:
case URX_BACKSLASH_D:
case URX_BACKSLASH_Z:
case URX_STRING_LEN:
case URX_CTR_INIT:
case URX_CTR_INIT_NG:
case URX_CTR_LOOP:
case URX_CTR_LOOP_NG:
case URX_RELOC_OPRND:
case URX_STO_SP:
case URX_LD_SP:
case URX_BACKREF:
case URX_STO_INP_LOC:
case URX_JMPX:
case URX_LA_START:
case URX_LA_END:
case URX_BACKREF_I:
case URX_LB_START:
case URX_LB_CONT:
case URX_LB_END:
case URX_LBN_CONT:
case URX_LBN_END:
case URX_LOOP_C:
case URX_LOOP_DOT_I:
// types with an integer operand field.
REGEX_DUMP_DEBUG_PRINTF(("%d", val));
break;
case URX_ONECHAR:
case URX_ONECHAR_I:
REGEX_DUMP_DEBUG_PRINTF(("%c", val<256?val:'?'));
break;
case URX_STRING:
case URX_STRING_I:
{
int32_t lengthOp = fCompiledPat->elementAti(index+1);
U_ASSERT(URX_TYPE(lengthOp) == URX_STRING_LEN);
int32_t length = URX_VAL(lengthOp);
int32_t i;
for (i=val; i<val+length; i++) {
UChar c = fLiteralText[i];
if (c < 32 || c >= 256) {c = '.';}
REGEX_DUMP_DEBUG_PRINTF(("%c", c));
}
}
break;
case URX_SETREF:
case URX_LOOP_SR_I:
{
UnicodeString s;
UnicodeSet *set = (UnicodeSet *)fSets->elementAt(val);
set->toPattern(s, TRUE);
for (int32_t i=0; i<s.length(); i++) {
REGEX_DUMP_DEBUG_PRINTF(("%c", s.charAt(i)));
}
}
break;
case URX_STATIC_SETREF:
case URX_STAT_SETREF_N:
{
UnicodeString s;
if (val & URX_NEG_SET) {
REGEX_DUMP_DEBUG_PRINTF(("NOT "));
val &= ~URX_NEG_SET;
}
UnicodeSet *set = fStaticSets[val];
set->toPattern(s, TRUE);
for (int32_t i=0; i<s.length(); i++) {
REGEX_DUMP_DEBUG_PRINTF(("%c", s.charAt(i)));
}
}
break;
default:
REGEX_DUMP_DEBUG_PRINTF(("??????"));
break;
}
REGEX_DUMP_DEBUG_PRINTF(("\n"));
}
U_CAPI void U_EXPORT2
RegexPatternDump(const RegexPattern *This) {
int index;
int i;
REGEX_DUMP_DEBUG_PRINTF(("Original Pattern: "));
UChar32 c = utext_next32From(This->fPattern, 0);
while (c != U_SENTINEL) {
if (c<32 || c>256) {
c = '.';
}
REGEX_DUMP_DEBUG_PRINTF(("%c", c));
c = UTEXT_NEXT32(This->fPattern);
}
REGEX_DUMP_DEBUG_PRINTF(("\n"));
REGEX_DUMP_DEBUG_PRINTF((" Min Match Length: %d\n", This->fMinMatchLen));
REGEX_DUMP_DEBUG_PRINTF((" Match Start Type: %s\n", START_OF_MATCH_STR(This->fStartType)));
if (This->fStartType == START_STRING) {
REGEX_DUMP_DEBUG_PRINTF((" Initial match string: \""));
for (i=This->fInitialStringIdx; i<This->fInitialStringIdx+This->fInitialStringLen; i++) {
REGEX_DUMP_DEBUG_PRINTF(("%c", This->fLiteralText[i])); // TODO: non-printables, surrogates.
}
REGEX_DUMP_DEBUG_PRINTF(("\"\n"));
} else if (This->fStartType == START_SET) {
int32_t numSetChars = This->fInitialChars->size();
if (numSetChars > 20) {
numSetChars = 20;
}
REGEX_DUMP_DEBUG_PRINTF((" Match First Chars : "));
for (i=0; i<numSetChars; i++) {
UChar32 c = This->fInitialChars->charAt(i);
if (0x20<c && c <0x7e) {
REGEX_DUMP_DEBUG_PRINTF(("%c ", c));
} else {
REGEX_DUMP_DEBUG_PRINTF(("%#x ", c));
}
}
if (numSetChars < This->fInitialChars->size()) {
REGEX_DUMP_DEBUG_PRINTF((" ..."));
}
REGEX_DUMP_DEBUG_PRINTF(("\n"));
} else if (This->fStartType == START_CHAR) {
REGEX_DUMP_DEBUG_PRINTF((" First char of Match : "));
if (0x20 < This->fInitialChar && This->fInitialChar<0x7e) {
REGEX_DUMP_DEBUG_PRINTF(("%c\n", This->fInitialChar));
} else {
REGEX_DUMP_DEBUG_PRINTF(("%#x\n", This->fInitialChar));
}
}
REGEX_DUMP_DEBUG_PRINTF(("\nIndex Binary Type Operand\n" \
"-------------------------------------------\n"));
for (index = 0; index<This->fCompiledPat->size(); index++) {
This->dumpOp(index);
}
REGEX_DUMP_DEBUG_PRINTF(("\n\n"));
}
void RegexPattern::dump() const {
#if defined(REGEX_DEBUG)
int index;
int i;
REGEX_DUMP_DEBUG_PRINTF("Original Pattern: ");
for (i=0; i<fPattern.length(); i++) {
REGEX_DUMP_DEBUG_PRINTF("%c", fPattern.charAt(i));
}
REGEX_DUMP_DEBUG_PRINTF("\n");
REGEX_DUMP_DEBUG_PRINTF(" Min Match Length: %d\n", fMinMatchLen);
REGEX_DUMP_DEBUG_PRINTF(" Match Start Type: %s\n", START_OF_MATCH_STR(fStartType));
if (fStartType == START_STRING) {
REGEX_DUMP_DEBUG_PRINTF(" Initial match sting: \"");
for (i=fInitialStringIdx; i<fInitialStringIdx+fInitialStringLen; i++) {
REGEX_DUMP_DEBUG_PRINTF("%c", fLiteralText[i]); // TODO: non-printables, surrogates.
}
} else if (fStartType == START_SET) {
int32_t numSetChars = fInitialChars->size();
if (numSetChars > 20) {
numSetChars = 20;
}
REGEX_DUMP_DEBUG_PRINTF(" Match First Chars : ");
for (i=0; i<numSetChars; i++) {
UChar32 c = fInitialChars->charAt(i);
if (0x20<c && c <0x7e) {
REGEX_DUMP_DEBUG_PRINTF("%c ", c);
} else {
REGEX_DUMP_DEBUG_PRINTF("%#x ", c);
}
}
if (numSetChars < fInitialChars->size()) {
REGEX_DUMP_DEBUG_PRINTF(" ...");
}
REGEX_DUMP_DEBUG_PRINTF("\n");
} else if (fStartType == START_CHAR) {
REGEX_DUMP_DEBUG_PRINTF(" First char of Match : ");
if (0x20 < fInitialChar && fInitialChar<0x7e) {
REGEX_DUMP_DEBUG_PRINTF("%c\n", fInitialChar);
} else {
REGEX_DUMP_DEBUG_PRINTF("%#x\n", fInitialChar);
}
}
REGEX_DUMP_DEBUG_PRINTF("\nIndex Binary Type Operand\n"
"-------------------------------------------\n");
for (index = 0; index<fCompiledPat->size(); index++) {
dumpOp(index);
}
REGEX_DUMP_DEBUG_PRINTF("\n\n");
#endif
};
