TypeScript/scripts/build/browserify.js

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1.1 KiB
TypeScript

// @ts-check
const browserify = require("browserify");
const Vinyl = require("vinyl");
const { Transform } = require("stream");
const { streamFromFile } = require("./utils");
const { replaceContents } = require("./sourcemaps");
/**
* @param {import("browserify").Options} [opts]
*/
function browserifyFile(opts) {
return new Transform({
objectMode: true,
/**
* @param {string | Buffer | Vinyl} input
*/
transform(input, _, cb) {
if (typeof input === "string" || Buffer.isBuffer(input)) return cb(new Error("Only Vinyl files are supported."));
try {
browserify(Object.assign({}, opts, { debug: !!input.sourceMap, basedir: input.base }))
.add(streamFromFile(input), { file: input.path, basedir: input.base })
.bundle((err, contents) => {
if (err) return cb(err);
cb(null, replaceContents(input, contents));
});
}
catch (e) {
cb(e);
}
}
});
}
exports.browserify = browserifyFile;