How to use regjsgen - 5 common examples
To help you get started, we’ve selected a few regjsgen examples, based on popular ways it is used in public projects.
Secure your code as it's written. Use Snyk Code to scan source code in minutes - no build needed - and fix issues immediately.
alan-ai / alan-sdk-reactnative / testtools / node_modules / regexpu-core / rewrite-pattern.js View on Github 
}
const regenerateOptions = {
'hasUnicodeFlag': config.useUnicodeFlag,
'bmpOnly': !config.unicode
};
const groups = {
'onNamedGroup': options && options.onNamedGroup,
'lastIndex': 0,
'names': Object.create(null), // { [name]: index }
'unmatchedReferences': Object.create(null) // { [name]: Array }
};
const tree = parse(pattern, flags, regjsparserFeatures);
// Note: `processTerm` mutates `tree` and `groups`.
processTerm(tree, regenerateOptions, groups);
assertNoUnmatchedReferences(groups);
return generate(tree);
};const regjsparserFeatures = {
'unicodePropertyEscape': options && options.unicodePropertyEscape
};
config.ignoreCase = flags && flags.includes('i');
config.unicode = flags && flags.includes('u');
const supportDotAllFlag = options && options.dotAllFlag;
config.dotAll = supportDotAllFlag && flags && flags.includes('s');
config.useUnicodeFlag = options && options.useUnicodeFlag;
const regenerateOptions = {
'hasUnicodeFlag': config.useUnicodeFlag,
'bmpOnly': !config.unicode
};
const tree = parse(pattern, flags, regjsparserFeatures);
// Note: `processTerm` mutates `tree`.
processTerm(tree, regenerateOptions);
return generate(tree);
};config.unicodePropertyEscape = options && options.unicodePropertyEscape;
const regenerateOptions = {
'hasUnicodeFlag': config.useUnicodeFlag,
'bmpOnly': !config.unicode
};
const groups = {
'onNamedGroup': options && options.onNamedGroup,
'lastIndex': 0,
'names': Object.create(null), // { [name]: index }
'unmatchedReferences': Object.create(null) // { [name]: Array }
};
const tree = parse(pattern, flags, regjsparserFeatures);
// Note: `processTerm` mutates `tree` and `groups`.
processTerm(tree, regenerateOptions, groups);
assertNoUnmatchedReferences(groups);
return generate(tree);
};module.exports = function (pattern, flags) {
var tree = parse(pattern, flags);
ignoreCase = flags ? flags.indexOf('i') > -1 : false;
unicode = flags ? flags.indexOf('u') > -1 : false;
assign(tree, processTerm(tree));
return generate(tree);
};module.exports = function(pattern, flags) {
var tree = parse(pattern, flags);
ignoreCase = flags ? flags.indexOf('i') > -1 : false;
unicode = flags ? flags.indexOf('u') > -1 : false;
assign(tree, processTerm(tree));
return generate(tree);
};regjsgen
Generate regular expressions from regjsparser’s AST.
