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41 lines
723 B
Text
41 lines
723 B
Text
/**
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* @callback Map
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* @param {string} value
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* @param {number} line
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* @param {boolean} blank
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* @returns {string}
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*/
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const eol = /\r?\n|\r/g
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/**
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* @param {string} value
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* @param {Map} map
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* @returns {string}
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*/
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export function indentLines(value, map) {
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/** @type {Array<string>} */
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const result = []
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let start = 0
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let line = 0
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/** @type {RegExpExecArray|null} */
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let match
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while ((match = eol.exec(value))) {
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one(value.slice(start, match.index))
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result.push(match[0])
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start = match.index + match[0].length
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line++
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}
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one(value.slice(start))
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return result.join('')
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/**
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* @param {string} value
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*/
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function one(value) {
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result.push(map(value, line, !value))
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}
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}
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