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BREAKING: Remove Deno.EOF, use null instead (#4953)

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Nayeem Rahman 2020-04-28 17:40:43 +01:00 • committed by GitHub
parent 47c2f034e9
commit 678313b176
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46 changed files with 329 additions and 325 deletions
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12
cli/js/buffer.ts
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@ -4,7 +4,7 @@
// Copyright 2009 The Go Authors. All rights reserved. BSD license.
// https://github.com/golang/go/blob/master/LICENSE
import { Reader, Writer, EOF, ReaderSync, WriterSync } from "./io.ts";
import { Reader, Writer, ReaderSync, WriterSync } from "./io.ts";
import { assert } from "./util.ts";
import { TextDecoder } from "./web/text_encoding.ts";
@ -91,7 +91,7 @@ export class Buffer implements Reader, ReaderSync, Writer, WriterSync {
this.#buf = new Uint8Array(this.#buf.buffer, 0, len);
};
readSync(p: Uint8Array): number | EOF {
readSync(p: Uint8Array): number | null {
if (this.empty()) {
// Buffer is empty, reset to recover space.
this.reset();
@ -99,14 +99,14 @@ export class Buffer implements Reader, ReaderSync, Writer, WriterSync {
// this edge case is tested in 'bufferReadEmptyAtEOF' test
return 0;
}
return EOF;
return null;
}
const nread = copyBytes(p, this.#buf.subarray(this.#off));
this.#off += nread;
return nread;
}
read(p: Uint8Array): Promise<number | EOF> {
read(p: Uint8Array): Promise<number | null> {
const rr = this.readSync(p);
return Promise.resolve(rr);
}
@ -169,7 +169,7 @@ export class Buffer implements Reader, ReaderSync, Writer, WriterSync {
this.#reslice(i);
const fub = new Uint8Array(this.#buf.buffer, i);
const nread = await r.read(fub);
if (nread === EOF) {
if (nread === null) {
return n;
}
this.#reslice(i + nread);
@ -188,7 +188,7 @@ export class Buffer implements Reader, ReaderSync, Writer, WriterSync {
this.#reslice(i);
const fub = new Uint8Array(this.#buf.buffer, i);
const nread = r.readSync(fub);
if (nread === EOF) {
if (nread === null) {
return n;
}
this.#reslice(i + nread);