mirror of
https://github.com/swc-project/swc.git
synced 2024-12-27 23:56:32 +03:00
52 lines
1.4 KiB
TypeScript
52 lines
1.4 KiB
TypeScript
// Loaded from https://raw.githubusercontent.com/nats-io/nats.deno/v1.0.0-rc4/nats-base-client/encoders.ts
|
|
|
|
|
|
/*
|
|
* Copyright 2020 The NATS Authors
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
import { Empty } from "./types.ts";
|
|
|
|
export const TE = new TextEncoder();
|
|
export const TD = new TextDecoder();
|
|
|
|
export function fastEncoder(...a: string[]): Uint8Array {
|
|
let len = 0;
|
|
for (let i = 0; i < a.length; i++) {
|
|
len += a[i] ? a[i].length : 0;
|
|
}
|
|
if (len === 0) {
|
|
return Empty;
|
|
}
|
|
const buf = new Uint8Array(len);
|
|
let c = 0;
|
|
for (let i = 0; i < a.length; i++) {
|
|
const s = a[i];
|
|
if (s) {
|
|
for (let j = 0; j < s.length; j++) {
|
|
buf[c] = s.charCodeAt(j);
|
|
c++;
|
|
}
|
|
}
|
|
}
|
|
return buf;
|
|
}
|
|
|
|
export function fastDecoder(a: Uint8Array): string {
|
|
if (!a || a.length === 0) {
|
|
return "";
|
|
}
|
|
return String.fromCharCode(...a);
|
|
}
|