threepio/packages/rollup-config/rollup.config.js at master · the-holocron/threepio · GitHub

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
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
const { babel } = require("@rollup/plugin-babel");
const { nodeResolve } = require("@rollup/plugin-node-resolve");
const strip = require("@rollup/plugin-strip");
const { terser } = require("rollup-plugin-terser");

module.exports = async function (args) {
	const input = args.input || "src";
	delete args.input;
	const output = args.output || "dist";
	delete args.output;

	const builds = [];

	// Main
	builds.push({
		input: `${input}/index.js`,
		output: [
			{
				dir: `${output}/esm/`,
				format: "esm",
				entryFileNames: "[name].js",
				chunkFileNames: "[name].js",
			},
			{
				dir: `${output}/cjs/`,
				format: "cjs",
				entryFileNames: "[name].js",
				chunkFileNames: "[name].js",
			},
		],
		plugins: [
			nodeResolve(),
			babel({
				babelHelpers: "bundled",
				exclude: "node_modules/**",
				presets: [
					["@babel/preset-env", {
						targets: {
							browsers: [
								"chrome >= 61",
								"safari >=8",
								"edge >= 14",
								"ff >= 57",
								"ie >= 11",
								"ios >= 8",
							],
						},
						modules: false,
						forceAllTransforms: true,
						useBuiltIns: "usage",
						corejs: "3.0",
					}],
				],
			}),
			strip({
				function: [
					"assert.*",
					"console.*",
					"echo.*",
				],
			}),
		],
	});

	// Minified iife
	builds.push({
		input: `${output}/esm/index.js`,
		plugins: [
			nodeResolve(),
			terser({
				compress: { ecma: 2019 },
			}),
		],
		output: {
			file: `${output}/iife/index.min.js`,
			format: "iife",
			esModule: false,
			name: args.name,
		},
	});

	return builds;
};