23 lines
1012 B
JavaScript
23 lines
1012 B
JavaScript
import { encodeApi, decodeApiDecoders, decodeApiJS } from './fallback/utf16.js'
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import { nativeDecoder } from './fallback/platform.native.js'
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function checkDecoders() {
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// Not all barebone engines with TextDecoder support something except utf-8
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// Also workerd specifically has a broken utf-16le implementation
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if (!nativeDecoder) return false
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try {
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const a = new TextDecoder('utf-16le').decode(Uint8Array.of(1, 2, 3, 0xd8))
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const b = new TextDecoder('utf-16be').decode(Uint8Array.of(2, 1, 0xd8, 3))
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return a === b && a === '\u0201\uFFFD'
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} catch {}
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return false
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}
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const decode = checkDecoders() ? decodeApiDecoders : decodeApiJS
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export const utf16fromString = (str, format = 'uint16') => encodeApi(str, false, format)
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export const utf16fromStringLoose = (str, format = 'uint16') => encodeApi(str, true, format)
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export const utf16toString = (arr, format = 'uint16') => decode(arr, false, format)
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export const utf16toStringLoose = (arr, format = 'uint16') => decode(arr, true, format)
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