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import { TextLineStream } from './deps/jsr.io/@std/streams/0.221.0/text_line_stream.js';
export function stream(input) {
let decoder = new TextDecoderStream();
let split = new TextLineStream({ allowCR: true });
return input.pipeThrough(decoder).pipeThrough(split);
}
export function split(input) {
let rgx = /[:]\s*/;
let match = rgx.exec(input);
// ": comment" -> index=0 -> ignore
let idx = match && match.index;
if (idx) {
return [
input.substring(0, idx),
input.substring(idx + match[0].length),
];
}
}
export function fallback(headers, key, value) {
let tmp = headers.get(key);
if (!tmp)
headers.set(key, value);
}
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