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#!/usr/bin/env deno run --allow-readimport * as fs from "../vendor/https/deno.land/std/fs/expand_glob.ts";import * as path from "../vendor/https/deno.land/std/path/mod.ts";import * as tp from "../vendor/https/deno.land/std/textproto/mod.ts";import { BufReader } from "../vendor/https/deno.land/std/io/bufio.ts";const dec = new TextDecoder();const opts = JSON.parse(dec.decode(Deno.readFileSync(".licenserc.json")));const ignore: string[] = opts["ignore"];delete opts["ignore"];async function readLine(f: Deno.Reader): Promise<string | null> {  const bufr = BufReader.create(f);  const tpr = new tp.TextProtoReader(bufr);  let line = await tpr.readLine();  if (line === null) {    return line;  }  line = line.trimStart();  if (line.startsWith("#!")) {    return readLine(bufr);  }  return line;}let code = 0;for (const [key, val] of Object.entries(opts)) {  const files = [...fs.expandGlobSync(key)]    .map((v) => path.relative(".", v.path))    .filter((v) => !ignore.some((i) => v.startsWith(i)));  for (const file of files) {    const f = Deno.openSync(file);    const line = await readLine(f);    if (line == null) {      throw new Error("unexpected EOF: " + file);    }    if (line !== val) {      console.error(`ERR: ${file}`);      code = 1;    }  }}if (code === 0) {  console.log("OK");}Deno.exit(code);