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This also adds Python-2.0 to the list of accepted licenses. Lastly, it fixes a bug where the package.json files were incorrectly reordered. For the `exports` of a particular package, the order that the entrypoints are defined in is crucial. Therefore, we should not alter the order of entrypoints and instead maintain the originally defined ordering. We can use an `OrderedDict` to ensure that Python always loads the JSON files in the same order. DISABLE_THIRD_PARTY_CHECK=NPM update R=jacktfranklin@chromium.org Bug: none Change-Id: I5a309782de6015edea6ba3b502aa0db1f008d973 Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2692909 Auto-Submit: Tim van der Lippe <tvanderlippe@chromium.org> Reviewed-by: Jack Franklin <jacktfranklin@chromium.org> Commit-Queue: Tim van der Lippe <tvanderlippe@chromium.org>
regexpp
A regular expression parser for ECMAScript.
💿 Installation
$ npm install regexpp
- require Node.js 8 or newer.
📖 Usage
import {
AST,
RegExpParser,
RegExpValidator,
RegExpVisitor,
parseRegExpLiteral,
validateRegExpLiteral,
visitRegExpAST
} from "regexpp"
parseRegExpLiteral(source, options?)
Parse a given regular expression literal then make AST object.
This is equivalent to new RegExpParser(options).parseLiteral(source).
- Parameters:
source(string | RegExp) The source code to parse.options?(RegExpParser.Options) The options to parse.
- Return:
- The AST of the regular expression.
validateRegExpLiteral(source, options?)
Validate a given regular expression literal.
This is equivalent to new RegExpValidator(options).validateLiteral(source).
- Parameters:
source(string) The source code to validate.options?(RegExpValidator.Options) The options to validate.
visitRegExpAST(ast, handlers)
Visit each node of a given AST.
This is equivalent to new RegExpVisitor(handlers).visit(ast).
- Parameters:
ast(AST.Node) The AST to visit.handlers(RegExpVisitor.Handlers) The callbacks.
RegExpParser
new RegExpParser(options?)
- Parameters:
options?(RegExpParser.Options) The options to parse.
parser.parseLiteral(source, start?, end?)
Parse a regular expression literal.
- Parameters:
source(string) The source code to parse. E.g."/abc/g".start?(number) The start index in the source code. Default is0.end?(number) The end index in the source code. Default issource.length.
- Return:
- The AST of the regular expression.
parser.parsePattern(source, start?, end?, uFlag?)
Parse a regular expression pattern.
- Parameters:
source(string) The source code to parse. E.g."abc".start?(number) The start index in the source code. Default is0.end?(number) The end index in the source code. Default issource.length.uFlag?(boolean) The flag to enable Unicode mode.
- Return:
- The AST of the regular expression pattern.
parser.parseFlags(source, start?, end?)
Parse a regular expression flags.
- Parameters:
source(string) The source code to parse. E.g."gim".start?(number) The start index in the source code. Default is0.end?(number) The end index in the source code. Default issource.length.
- Return:
- The AST of the regular expression flags.
RegExpValidator
new RegExpValidator(options)
- Parameters:
options(RegExpValidator.Options) The options to validate.
validator.validateLiteral(source, start, end)
Validate a regular expression literal.
- Parameters:
source(string) The source code to validate.start?(number) The start index in the source code. Default is0.end?(number) The end index in the source code. Default issource.length.
validator.validatePattern(source, start, end, uFlag)
Validate a regular expression pattern.
- Parameters:
source(string) The source code to validate.start?(number) The start index in the source code. Default is0.end?(number) The end index in the source code. Default issource.length.uFlag?(boolean) The flag to enable Unicode mode.
validator.validateFlags(source, start, end)
Validate a regular expression flags.
- Parameters:
source(string) The source code to validate.start?(number) The start index in the source code. Default is0.end?(number) The end index in the source code. Default issource.length.
RegExpVisitor
new RegExpVisitor(handlers)
- Parameters:
handlers(RegExpVisitor.Handlers) The callbacks.
visitor.visit(ast)
Validate a regular expression literal.
- Parameters:
ast(AST.Node) The AST to visit.
📰 Changelog
🍻 Contributing
Welcome contributing!
Please use GitHub's Issues/PRs.
Development Tools
npm testruns tests and measures coverage.npm run buildcompiles TypeScript source code toindex.js,index.js.map, andindex.d.ts.npm run cleanremoves the temporary files which are created bynpm testandnpm run build.npm run lintruns ESLint.npm run update:testupdates test fixtures.npm run update:idsupdatessrc/unicode/ids.ts.npm run watchruns tests with--watchoption.