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fix(std): Use Deno.errors where possible. (#4356)

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Oliver Lenehan 2020-03-14 12:40:13 +11:00 • committed by GitHub
parent aab1acaed1
commit 0f6acf2753
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13 changed files with 71 additions and 86 deletions
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10
std/encoding/binary.ts
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@ -1,7 +1,5 @@
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { UnexpectedEOFError } from "../io/bufio.ts";
type RawBaseTypes = "int8" | "int16" | "int32" | "uint8" | "uint16" | "uint32";
type RawNumberTypes = RawBaseTypes | "float32" | "float64";
type RawBigTypes = RawBaseTypes | "int64" | "uint64";
@ -46,14 +44,14 @@ export function sizeof(dataType: RawTypes): number {
/** Reads `n` bytes from `r`.
*
* Returns it in a `Uint8Array`, or throws `UnexpectedEOFError` if `n` bytes cannot be read. */
* Returns it in a `Uint8Array`, or throws `Deno.errors.UnexpectedEof` if `n` bytes cannot be read. */
export async function getNBytes(
r: Deno.Reader,
n: number
): Promise<Uint8Array> {
const scratch = new Uint8Array(n);
const nRead = await r.read(scratch);
if (nRead === Deno.EOF || nRead < n) throw new UnexpectedEOFError();
if (nRead === Deno.EOF || nRead < n) throw new Deno.errors.UnexpectedEof();
return scratch;
}
@ -199,7 +197,7 @@ export function putVarbig(
/** Reads a number from `r`, comsuming `sizeof(o.dataType)` bytes. Data-type defaults to `int32`.
*
* Returns it as `number`, or throws `UnexpectedEOFError` if not enough bytes can be read. */
* Returns it as `number`, or throws `Deno.errors.UnexpectedEof` if not enough bytes can be read. */
export async function readVarnum(
r: Deno.Reader,
o: VarnumOptions = {}
@ -211,7 +209,7 @@ export async function readVarnum(
/** Reads an integer from `r`, comsuming `sizeof(o.dataType)` bytes. Data-type defaults to `int64`.
*
* Returns it as `bigint`, or throws `UnexpectedEOFError` if not enough bytes can be read. */
* Returns it as `bigint`, or throws `Deno.errors.UnexpectedEof` if not enough bytes can be read. */
export async function readVarbig(
r: Deno.Reader,
o: VarbigOptions = {}