sgauthier
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34 lines
823 B
JavaScript
34 lines
823 B
JavaScript
module.exports = toNamed
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var legacy = require('character-entities-legacy')
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var characters = require('../constant/characters')
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var fromCharCode = require('../constant/from-char-code')
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var own = require('../constant/has-own-property')
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var dangerous = require('../constant/dangerous.json')
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// Transform `code` into a named character reference.
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function toNamed(code, next, omit, attribute) {
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var character = fromCharCode(code)
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var name
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var value
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if (own.call(characters, character)) {
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name = characters[character]
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value = '&' + name
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if (
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omit &&
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own.call(legacy, name) &&
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dangerous.indexOf(name) === -1 &&
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(!attribute ||
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(next && next !== 61 /* `=` */ && /[^\da-z]/i.test(fromCharCode(next))))
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) {
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return value
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}
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return value + ';'
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}
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return ''
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}
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