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LibRegex: Partially implement the ECMAScript unicodeSets proposal
This skips the new string unicode properties additions, along with \q{}.
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9 changed files with 611 additions and 69 deletions
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@ -21,24 +21,25 @@ typedef struct {
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enum __Regex_Error {
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__Regex_NoError,
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__Regex_InvalidPattern, // Invalid regular expression.
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__Regex_InvalidCollationElement, // Invalid collating element referenced.
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__Regex_InvalidCharacterClass, // Invalid character class type referenced.
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__Regex_InvalidTrailingEscape, // Trailing \ in pattern.
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__Regex_InvalidNumber, // Number in \digit invalid or in error.
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__Regex_MismatchingBracket, // [ ] imbalance.
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__Regex_MismatchingParen, // ( ) imbalance.
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__Regex_MismatchingBrace, // { } imbalance.
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__Regex_InvalidBraceContent, // Content of {} invalid: not a number, number too large, more than two numbers, first larger than second.
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__Regex_InvalidBracketContent, // Content of [] invalid.
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__Regex_InvalidRange, // Invalid endpoint in range expression.
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__Regex_InvalidRepetitionMarker, // ?, * or + not preceded by valid regular expression.
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__Regex_ReachedMaxRecursion, // MaximumRecursion has been reached.
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__Regex_EmptySubExpression, // Sub expression has empty content.
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__Regex_InvalidCaptureGroup, // Content of capture group is invalid.
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__Regex_InvalidNameForCaptureGroup, // Name of capture group is invalid.
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__Regex_InvalidNameForProperty, // Name of property is invalid.
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__Regex_DuplicateNamedCapture, // Duplicate named capture group
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__Regex_InvalidPattern, // Invalid regular expression.
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__Regex_InvalidCollationElement, // Invalid collating element referenced.
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__Regex_InvalidCharacterClass, // Invalid character class type referenced.
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__Regex_InvalidTrailingEscape, // Trailing \ in pattern.
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__Regex_InvalidNumber, // Number in \digit invalid or in error.
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__Regex_MismatchingBracket, // [ ] imbalance.
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__Regex_MismatchingParen, // ( ) imbalance.
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__Regex_MismatchingBrace, // { } imbalance.
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__Regex_InvalidBraceContent, // Content of {} invalid: not a number, number too large, more than two numbers, first larger than second.
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__Regex_InvalidBracketContent, // Content of [] invalid.
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__Regex_InvalidRange, // Invalid endpoint in range expression.
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__Regex_InvalidRepetitionMarker, // ?, * or + not preceded by valid regular expression.
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__Regex_ReachedMaxRecursion, // MaximumRecursion has been reached.
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__Regex_EmptySubExpression, // Sub expression has empty content.
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__Regex_InvalidCaptureGroup, // Content of capture group is invalid.
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__Regex_InvalidNameForCaptureGroup, // Name of capture group is invalid.
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__Regex_InvalidNameForProperty, // Name of property is invalid.
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__Regex_DuplicateNamedCapture, // Duplicate named capture group
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__Regex_InvalidCharacterClassEscape, // Invalid escaped entity in character class.
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};
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enum ReError {
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@ -82,10 +83,11 @@ enum __RegexAllFlags {
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__Regex_Multiline = __Regex_Global << 12, // Handle newline characters. Match each line, one by one.
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__Regex_SkipTrimEmptyMatches = __Regex_Global << 13, // Do not remove empty capture group results.
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__Regex_SingleMatch = __Regex_Global << 14, // Stop after acquiring a single match.
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__Regex_Internal_Stateful = __Regex_Global << 15, // Internal flag; enables stateful matches.
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__Regex_Internal_BrowserExtended = __Regex_Global << 16, // Internal flag; enable browser-specific ECMA262 extensions.
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__Regex_Internal_ConsiderNewline = __Regex_Global << 17, // Internal flag; allow matchers to consider newlines as line separators.
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__Regex_Last = __Regex_SingleMatch
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__Regex_UnicodeSets = __Regex_Global << 15, // ECMA262 Parser specific: Allow set operations in char classes.
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__Regex_Internal_Stateful = __Regex_Global << 16, // Internal flag; enables stateful matches.
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__Regex_Internal_BrowserExtended = __Regex_Global << 17, // Internal flag; enable browser-specific ECMA262 extensions.
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__Regex_Internal_ConsiderNewline = __Regex_Global << 18, // Internal flag; allow matchers to consider newlines as line separators.
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__Regex_Last = __Regex_UnicodeSets,
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};
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// Values for the cflags parameter to the regcomp() function:
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