/usr/lib/nodejs/gulp-babel/index.js is in node-gulp-babel 7.0.0-2build5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | 'use strict';
const path = require('path');
const gutil = require('gulp-util');
const through = require('through2');
const applySourceMap = require('vinyl-sourcemaps-apply');
const replaceExt = require('replace-ext');
const babel = require('babel-core');
function replaceExtension(fp) {
return path.extname(fp) ? replaceExt(fp, '.js') : fp;
}
module.exports = function (opts) {
opts = opts || {};
return through.obj(function (file, enc, cb) {
if (file.isNull()) {
cb(null, file);
return;
}
if (file.isStream()) {
cb(new gutil.PluginError('gulp-babel', 'Streaming not supported'));
return;
}
try {
const fileOpts = Object.assign({}, opts, {
filename: file.path,
filenameRelative: file.relative,
sourceMap: Boolean(file.sourceMap),
sourceFileName: file.relative,
sourceMapTarget: file.relative
});
const res = babel.transform(file.contents.toString(), fileOpts);
if (res !== null) {
if (file.sourceMap && res.map) {
res.map.file = replaceExtension(res.map.file);
applySourceMap(file, res.map);
}
if (!res.ignored) {
file.contents = new Buffer(res.code); // eslint-disable-line unicorn/no-new-buffer
file.path = replaceExtension(file.path);
}
file.babel = res.metadata;
}
this.push(file);
} catch (err) {
this.emit('error', new gutil.PluginError('gulp-babel', err, {
fileName: file.path,
showProperties: false
}));
}
cb();
});
};
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