sgauthier
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26 lines
711 B
JavaScript
26 lines
711 B
JavaScript
'use strict'
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var markdownLineEndingOrSpace = require('../character/markdown-line-ending-or-space.js')
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var unicodePunctuation = require('../character/unicode-punctuation.js')
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var unicodeWhitespace = require('../character/unicode-whitespace.js')
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// Classify whether a character is unicode whitespace, unicode punctuation, or
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// anything else.
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// Used for attention (emphasis, strong), whose sequences can open or close
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// based on the class of surrounding characters.
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function classifyCharacter(code) {
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if (
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code === null ||
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markdownLineEndingOrSpace(code) ||
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unicodeWhitespace(code)
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) {
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return 1
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}
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if (unicodePunctuation(code)) {
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return 2
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}
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}
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module.exports = classifyCharacter
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