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55 lines
4.4 KiB
C
55 lines
4.4 KiB
C
/*
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* Copyright (c) 2020, Emanuel Sprung <emanuel.sprung@gmail.com>
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* Copyright (c) 2020-2022, Ali Mohammad Pur <mpfard@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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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_InvalidCharacterClassEscape, // Invalid escaped entity in character class.
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};
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enum __RegexAllFlags {
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__Regex_Global = 1, // All matches (don't return after first match)
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__Regex_Insensitive = __Regex_Global << 1, // Case insensitive match (ignores case of [a-zA-Z])
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__Regex_Ungreedy = __Regex_Global << 2, // The match becomes lazy by default. Now a ? following a quantifier makes it greedy
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__Regex_Unicode = __Regex_Global << 3, // Enable all unicode features and interpret all unicode escape sequences as such
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__Regex_Extended = __Regex_Global << 4, // Ignore whitespaces. Spaces and text after a # in the pattern are ignored
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__Regex_Extra = __Regex_Global << 5, // Disallow meaningless escapes. A \ followed by a letter with no special meaning is faulted
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__Regex_MatchNotBeginOfLine = __Regex_Global << 6, // Pattern is not forced to ^ -> search in whole string!
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__Regex_MatchNotEndOfLine = __Regex_Global << 7, // Don't Force the dollar sign, $, to always match end of the string, instead of end of the line. This option is ignored if the Multiline-flag is set
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__Regex_SkipSubExprResults = __Regex_Global << 8, // Do not return sub expressions in the result
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__Regex_StringCopyMatches = __Regex_Global << 9, // Do explicitly copy results into new allocated string instead of StringView to original string.
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__Regex_SingleLine = __Regex_Global << 10, // Dot matches newline characters
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__Regex_Sticky = __Regex_Global << 11, // Force the pattern to only match consecutive matches from where the previous match ended.
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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_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_Internal_ECMA262DotSemantics = __Regex_Global << 19, // Internal flag; use ECMA262 semantics for dot ('.') - disallow CR/LF/LS/PS instead of just CR.
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__Regex_Last = __Regex_Internal_ECMA262DotSemantics,
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};
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