Sha256: 138b84f2313d5030afc7e4ef54d92fb686ee1b442895c55e024a7cf1c5eab72b
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Versions: 10
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Contents
/**
* The MIT License (MIT)
* Copyright (c) 2017-present Dmitry Soshnikov <dmitry.soshnikov@gmail.com>
*/
'use strict';
/**
* A regexp-tree plugin to translate `/./s` to `/[\0-\uFFFF]/`.
*/
module.exports = {
// Whether `u` flag present. In which case we transform to
// \u{10FFFF} instead of \uFFFF.
_hasUFlag: false,
// Only run this plugin if we have `s` flag.
shouldRun: function shouldRun(ast) {
var shouldRun = ast.flags.includes('s');
if (!shouldRun) {
return false;
}
// Strip the `s` flag.
ast.flags = ast.flags.replace('s', '');
// Whether we have also `u`.
this._hasUFlag = ast.flags.includes('u');
return true;
},
Char: function Char(path) {
var node = path.node;
if (node.kind !== 'meta' || node.value !== '.') {
return;
}
var toValue = '\\uFFFF';
var toSymbol = '\uFFFF';
if (this._hasUFlag) {
toValue = '\\u{10FFFF}';
toSymbol = '\uDBFF\uDFFF';
}
path.replace({
type: 'CharacterClass',
expressions: [{
type: 'ClassRange',
from: {
type: 'Char',
value: '\\0',
kind: 'decimal',
symbol: '\0'
},
to: {
type: 'Char',
value: toValue,
kind: 'unicode',
symbol: toSymbol
}
}]
});
}
};
Version data entries
10 entries across 10 versions & 3 rubygems