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Diffstat (limited to 'js/src/builtin/RegExp.h')
| -rw-r--r-- | js/src/builtin/RegExp.h | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/js/src/builtin/RegExp.h b/js/src/builtin/RegExp.h new file mode 100644 index 0000000000..925528aa5f --- /dev/null +++ b/js/src/builtin/RegExp.h @@ -0,0 +1,193 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: set ts=8 sts=2 et sw=2 tw=80: + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef builtin_RegExp_h +#define builtin_RegExp_h + +#include <stddef.h> +#include <stdint.h> + +#include "NamespaceImports.h" + +#include "js/PropertySpec.h" +#include "js/RootingAPI.h" +#include "js/TypeDecls.h" +#include "vm/RegExpShared.h" + +class JSLinearString; + +namespace JS { +class Value; +} + +/* + * The following builtin natives are extern'd for pointer comparison in + * other parts of the engine. + */ + +namespace js { + +class ArrayObject; +class MatchPairs; +class RegExpObject; +class RegExpStatics; + +JSObject* InitRegExpClass(JSContext* cx, HandleObject obj); + +/* + * Legacy behavior of ExecuteRegExp(), which is baked into the JSAPI. + * + * |res| may be nullptr if the RegExpStatics are not to be updated. + * |input| may be nullptr if there is no JSString corresponding to + * |chars| and |length|. + */ +[[nodiscard]] bool ExecuteRegExpLegacy(JSContext* cx, RegExpStatics* res, + Handle<RegExpObject*> reobj, + Handle<JSLinearString*> input, + size_t* lastIndex, bool test, + MutableHandleValue rval); + +// Translation from MatchPairs to a JS array in regexp_exec()'s output format. +[[nodiscard]] bool CreateRegExpMatchResult(JSContext* cx, HandleRegExpShared re, + HandleString input, + const MatchPairs& matches, + MutableHandleValue rval); + +[[nodiscard]] extern bool RegExpMatcher(JSContext* cx, unsigned argc, + Value* vp); + +[[nodiscard]] extern bool RegExpMatcherRaw(JSContext* cx, HandleObject regexp, + HandleString input, + int32_t lastIndex, + MatchPairs* maybeMatches, + MutableHandleValue output); + +[[nodiscard]] extern bool RegExpSearcher(JSContext* cx, unsigned argc, + Value* vp); + +[[nodiscard]] extern bool RegExpSearcherRaw(JSContext* cx, HandleObject regexp, + HandleString input, + int32_t lastIndex, + MatchPairs* maybeMatches, + int32_t* result); + +[[nodiscard]] extern bool RegExpSearcherLastLimit(JSContext* cx, unsigned argc, + Value* vp); + +[[nodiscard]] extern bool RegExpBuiltinExecMatchFromJit( + JSContext* cx, Handle<RegExpObject*> regexp, HandleString input, + MatchPairs* maybeMatches, MutableHandleValue output); + +[[nodiscard]] extern bool RegExpBuiltinExecTestFromJit( + JSContext* cx, Handle<RegExpObject*> regexp, HandleString input, + bool* result); + +[[nodiscard]] extern bool intrinsic_GetElemBaseForLambda(JSContext* cx, + unsigned argc, + Value* vp); + +[[nodiscard]] extern bool intrinsic_GetStringDataProperty(JSContext* cx, + unsigned argc, + Value* vp); + +/* + * The following functions are for use by self-hosted code. + */ + +/* + * Behaves like RegExp(source, flags). + * |source| must be a valid regular expression pattern, |flags| is a raw + * integer value representing the regular expression flags. + * Must be called without |new|. + * + * Dedicated function for RegExp.prototype[@@replace] and + * RegExp.prototype[@@split] optimized paths. + */ +[[nodiscard]] extern bool regexp_construct_raw_flags(JSContext* cx, + unsigned argc, Value* vp); + +[[nodiscard]] extern bool IsRegExp(JSContext* cx, HandleValue value, + bool* result); + +[[nodiscard]] extern bool RegExpCreate(JSContext* cx, HandleValue pattern, + HandleValue flags, + MutableHandleValue rval); + +[[nodiscard]] extern bool RegExpPrototypeOptimizable(JSContext* cx, + unsigned argc, Value* vp); + +[[nodiscard]] extern bool RegExpPrototypeOptimizableRaw(JSContext* cx, + JSObject* proto); + +[[nodiscard]] extern bool RegExpInstanceOptimizable(JSContext* cx, + unsigned argc, Value* vp); + +[[nodiscard]] extern bool RegExpInstanceOptimizableRaw(JSContext* cx, + JSObject* obj, + JSObject* proto); + +[[nodiscard]] extern bool RegExpBuiltinExec(JSContext* cx, + Handle<RegExpObject*> regexp, + Handle<JSString*> string, + bool forTest, + MutableHandle<Value> rval); + +[[nodiscard]] extern bool RegExpExec(JSContext* cx, Handle<JSObject*> regexp, + Handle<JSString*> string, bool forTest, + MutableHandle<Value> rval); + +[[nodiscard]] extern bool RegExpGetSubstitution( + JSContext* cx, Handle<ArrayObject*> matchResult, + Handle<JSLinearString*> string, size_t position, + Handle<JSLinearString*> replacement, size_t firstDollarIndex, + HandleValue namedCaptures, MutableHandleValue rval); + +[[nodiscard]] extern bool RegExpHasCaptureGroups(JSContext* cx, + Handle<RegExpObject*> obj, + Handle<JSString*> input, + bool* result); + +[[nodiscard]] extern bool GetFirstDollarIndex(JSContext* cx, unsigned argc, + Value* vp); + +[[nodiscard]] extern bool GetFirstDollarIndexRaw(JSContext* cx, JSString* str, + int32_t* index); + +extern int32_t GetFirstDollarIndexRawFlat(JSLinearString* text); + +// RegExp ClassSpec members used in RegExpObject.cpp. +[[nodiscard]] extern bool regexp_construct(JSContext* cx, unsigned argc, + Value* vp); +extern const JSPropertySpec regexp_static_props[]; +extern const JSPropertySpec regexp_properties[]; +extern const JSFunctionSpec regexp_methods[]; + +// Used in RegExpObject::isOriginalFlagGetter. +[[nodiscard]] extern bool regexp_hasIndices(JSContext* cx, unsigned argc, + JS::Value* vp); +[[nodiscard]] extern bool regexp_global(JSContext* cx, unsigned argc, + JS::Value* vp); +[[nodiscard]] extern bool regexp_ignoreCase(JSContext* cx, unsigned argc, + JS::Value* vp); +[[nodiscard]] extern bool regexp_multiline(JSContext* cx, unsigned argc, + JS::Value* vp); +[[nodiscard]] extern bool regexp_dotAll(JSContext* cx, unsigned argc, + JS::Value* vp); +[[nodiscard]] extern bool regexp_sticky(JSContext* cx, unsigned argc, + JS::Value* vp); +[[nodiscard]] extern bool regexp_unicode(JSContext* cx, unsigned argc, + JS::Value* vp); +[[nodiscard]] extern bool regexp_unicodeSets(JSContext* cx, unsigned argc, + JS::Value* vp); + +#ifdef DEBUG +// Sentinel value for cx->regExpSearcherLastLimit. +constexpr uint32_t RegExpSearcherLastLimitSentinel = UINT32_MAX; +#endif + +} /* namespace js */ + +#endif /* builtin_RegExp_h */ |