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Description: async build
Since terser is async anyway, let's use async api
Last-Update: 2022-09-08
Author: Jérémy Lal <kapouer@melix.org>
Forwarded: not-needed
Reviewed-By: Xavier <yadd@debian.org>
Last-Update: 2025-08-14
--- a/build.js
+++ b/build.js
@@ -1,18 +1,19 @@
-const fs = require('fs');
-const terser = require('terser');
+const { readFile, mkdir, writeFile } = require('node:fs/promises');
+const { minify } = require('terser');
+
+(async function() {
const MINIFY = true;
-try { fs.mkdirSync('./dist'); }
-catch (e) {}
+await mkdir('./dist', { recursive: true });
-const wasmBuffer = fs.readFileSync('./lib/lexer.wasm');
-const jsSource = fs.readFileSync('./src/lexer.js').toString();
-const pjson = JSON.parse(fs.readFileSync('./package.json').toString());
+const wasmBuffer = await readFile('./lib/lexer.wasm');
+const jsSource = (await readFile('./src/lexer.js')).toString();
+const pjson = JSON.parse((await readFile('./package.json')).toString());
const jsSourceProcessed = jsSource.replace('WASM_BINARY', wasmBuffer.toString('base64'));
-const minified = MINIFY && terser.minify(jsSourceProcessed, {
+const minified = MINIFY && await minify(jsSourceProcessed, {
module: true,
output: {
preamble: `/* cjs-module-lexer ${pjson.version} */`
@@ -22,4 +23,6 @@
if (minified.error)
throw minified.error;
-fs.writeFileSync('./dist/lexer.mjs', minified ? minified.code : jsSourceProcessed);
+ await writeFile('./dist/lexer.mjs', minified ? minified.code : jsSourceProcessed);
+
+})();
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