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43 lines
1.1 KiB
JavaScript
43 lines
1.1 KiB
JavaScript
export default serializeChunks
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import assert from 'assert'
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import codes from '../character/codes.mjs'
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import values from '../character/values.mjs'
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import fromCharCode from '../constant/from-char-code.mjs'
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function serializeChunks(chunks) {
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var index = -1
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var result = []
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var chunk
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var value
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var atTab
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while (++index < chunks.length) {
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chunk = chunks[index]
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if (typeof chunk === 'string') {
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value = chunk
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} else if (chunk === codes.carriageReturn) {
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value = values.cr
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} else if (chunk === codes.lineFeed) {
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value = values.lf
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} else if (chunk === codes.carriageReturnLineFeed) {
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value = values.cr + values.lf
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} else if (chunk === codes.horizontalTab) {
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value = values.ht
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} else if (chunk === codes.virtualSpace) {
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if (atTab) continue
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value = values.space
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} else {
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assert.equal(typeof chunk, 'number', 'expected number')
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// Currently only replacement character.
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value = fromCharCode(chunk)
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}
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atTab = chunk === codes.horizontalTab
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result.push(value)
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}
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return result.join('')
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}
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