-
-
Save anonimusprogramus/0c6dc0093e3f0cdf882034415386a689 to your computer and use it in GitHub Desktop.
A terser script to minify all javascript files in a directory
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
const fs = require('fs') | |
const {sync: globSync} = require('glob') | |
const filesize = require('filesize') | |
const Terser = require('terser') | |
const options = require(process.env.TERSER_CONFIG || './terserrc.json') | |
const getSize = (file) => { | |
const {size} = fs.statSync(file) | |
return filesize(size) | |
} | |
const files = globSync(`${process.env.TERSER_DIST_PATH || './dist'}/*.js`) | |
files.map(file => { | |
console.log(`Minifying ${file} (${getSize(file)})`) | |
const terserResult = Terser.minify(fs.readFileSync(file, 'utf8'), options) | |
if (terserResult.error) { | |
console.log(`Minifying ${file} error.`, terserResult.error) | |
} | |
else { | |
fs.writeFileSync(file, terserResult.code, 'utf8'); | |
console.log(`Minifying ${file} (${getSize(file)}) success.`) | |
} | |
}) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
{ | |
"parse": { | |
"ecma": 8 | |
}, | |
"compress": { | |
"ecma": 5, | |
"warnings": false, | |
"arrows": false, | |
"collapse_vars": false, | |
"comparisons": false, | |
"computed_props": false, | |
"hoist_funs": false, | |
"hoist_props": false, | |
"hoist_vars": false, | |
"inline": false, | |
"loops": false, | |
"negate_iife": false, | |
"properties": false, | |
"reduce_funcs": false, | |
"reduce_vars": false, | |
"switches": false, | |
"toplevel": false, | |
"typeofs": false, | |
"booleans": true, | |
"if_return": true, | |
"sequences": true, | |
"unused": true, | |
"conditionals": true, | |
"dead_code": true, | |
"evaluate": true | |
}, | |
"mangle": { | |
"safari10": true | |
}, | |
"output": { | |
"ecma": 5, | |
"comments": false, | |
"ascii_only": true | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment