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52 lines
1.4 KiB
TypeScript
52 lines
1.4 KiB
TypeScript
// Loaded from https://raw.githubusercontent.com/nats-io/nats.deno/v1.0.0-11/nats-base-client/encoders.ts
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/*
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* Copyright 2020 The NATS Authors
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { Empty } from "./types.ts";
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export const TE = new TextEncoder();
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export const TD = new TextDecoder();
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export function fastEncoder(...a: string[]): Uint8Array {
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let len = 0;
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for (let i = 0; i < a.length; i++) {
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len += a[i] ? a[i].length : 0;
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}
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if (len === 0) {
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return Empty;
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}
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const buf = new Uint8Array(len);
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let c = 0;
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for (let i = 0; i < a.length; i++) {
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const s = a[i];
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if (s) {
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for (let j = 0; j < s.length; j++) {
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buf[c] = s.charCodeAt(j);
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c++;
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}
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}
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}
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return buf;
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}
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export function fastDecoder(a: Uint8Array): string {
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if (!a || a.length === 0) {
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return "";
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}
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return String.fromCharCode(...a);
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}
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