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build.js
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build.js
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const fs = require('fs')
const path = require('path')
const babel = require('@babel/core')
const ignoreExpression = /.([-.]test(s?)\.js)|([-.]spec(s?)\.js)|(index-browser.js)$/i
const walkSync = (dir) =>
fs.readdirSync(dir).reduce((files, file) => {
if (ignoreExpression.test(file)) {
return files
}
const name = path.join(dir, file)
const isDirectory = fs.statSync(name).isDirectory()
return isDirectory ? [...files, ...walkSync(name)] : [...files, name]
}, [])
const template = fs.readFileSync('./index-browser.js').toString().split('// MODULES_HERE')
const beginning = template[0]
const end = template[1]
const modules = [beginning]
walkSync('./src')
.forEach(file => {
modules.push(fs.readFileSync(file).toString())
})
modules.push(end)
const output = babel.transform(modules.join('\n'), {
minified: false,
presets: [
[
'@babel/preset-env',
{
targets: '> 0.25%, not dead',
},
],
],
})
const minOutput = babel.transform(modules.join('\n'), {
minified: true,
presets: [
[
'@babel/preset-env',
{
targets: '> 0.25%, not dead',
},
],
],
})
// {
// targets: {
// // The % refers to the global coverage of users from browserslist
// browsers: [
// 'last 2 Chrome versions',
// 'last 2 ie versions',
// 'not ie <= 10',
// 'last 2 Edge versions',
// 'last 2 Firefox versions',
// 'last 2 Safari versions',
// 'last 2 iOS versions',
// 'last 2 Android versions'
// ]
// }
// }
fs.writeFileSync('./dist/blueprint.js', output.code)
fs.writeFileSync('./dist/blueprint.min.js', minOutput.code)
console.log('Published browser version to `./dist`') // eslint-disable-line no-console
process.exit(0)