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Chore: build infra changes

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SukkaW
2023-11-23 22:09:01 +08:00
parent 265df07893
commit 101913e4f1
26 changed files with 187 additions and 191 deletions
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84
Build/lib/text-line-transform-stream.ts
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@@ -19,57 +19,55 @@ interface TextLineStreamOptions {
* ```
*/
export class TextLineStream extends TransformStream<string, string> {
private __allowCR: boolean;
private __buf = '';
constructor(options?: TextLineStreamOptions) {
const allowCR = options?.allowCR ?? false;
super({
transform: (chunk, controller) => this.handle(chunk, controller),
transform: (chunk, controller) => {
chunk = this.__buf + chunk;
for (; ;) {
const lfIndex = chunk.indexOf('\n');
if (allowCR) {
const crIndex = chunk.indexOf('\r');
if (
crIndex !== -1 && crIndex !== (chunk.length - 1) &&
(lfIndex === -1 || (lfIndex - 1) > crIndex)
) {
controller.enqueue(chunk.slice(0, crIndex));
chunk = chunk.slice(crIndex + 1);
continue;
}
}
if (lfIndex !== -1) {
let crOrLfIndex = lfIndex;
if (chunk[lfIndex - 1] === '\r') {
crOrLfIndex--;
}
controller.enqueue(chunk.slice(0, crOrLfIndex));
chunk = chunk.slice(lfIndex + 1);
continue;
}
break;
}
this.__buf = chunk;
},
flush: (controller) => {
if (this.__buf.length > 0) {
if (
this.__allowCR &&
this.__buf[this.__buf.length - 1] === '\r'
) controller.enqueue(this.__buf.slice(0, -1));
else controller.enqueue(this.__buf);
if (allowCR && this.__buf[this.__buf.length - 1] === '\r') {
controller.enqueue(this.__buf.slice(0, -1));
} else {
controller.enqueue(this.__buf);
};
}
},
});
this.__allowCR = options?.allowCR ?? false;
}
private handle(chunk: string, controller: TransformStreamDefaultController<string>) {
chunk = this.__buf + chunk;
for (;;) {
const lfIndex = chunk.indexOf('\n');
if (this.__allowCR) {
const crIndex = chunk.indexOf('\r');
if (
crIndex !== -1 && crIndex !== (chunk.length - 1) &&
(lfIndex === -1 || (lfIndex - 1) > crIndex)
) {
controller.enqueue(chunk.slice(0, crIndex));
chunk = chunk.slice(crIndex + 1);
continue;
}
}
if (lfIndex !== -1) {
let crOrLfIndex = lfIndex;
if (chunk[lfIndex - 1] === '\r') {
crOrLfIndex--;
}
controller.enqueue(chunk.slice(0, crOrLfIndex));
chunk = chunk.slice(lfIndex + 1);
continue;
}
break;
}
this.__buf = chunk;
}
}