kitten.sh
1import { readFileSync } from 'fs';
2import path from 'path';
3
4export const cwd = process.cwd();
5export const pkg = JSON.parse(
6 readFileSync(path.resolve(cwd, './package.json'), 'utf-8')
7);
8export const types = path.resolve(cwd, 'dist/types/');
9
10const normalize = name =>
11 name
12 .replace(/[@\s\/\.]+/g, ' ')
13 .trim()
14 .replace(/\s+/, '-')
15 .toLowerCase();
16
17export const name = normalize(pkg.name);
18
19export const sources = pkg.exports
20 ? Object.keys(pkg.exports)
21 .map(entry => {
22 if (entry === './package.json') return undefined;
23 const exports = pkg.exports[entry];
24 const dir = normalize(entry);
25 return {
26 name: dir ? `${name}-${dir}` : name,
27 dir: dir || '.',
28 main: exports.require,
29 module: exports.import,
30 types: exports.types,
31 source: exports.source,
32 };
33 })
34 .filter(Boolean)
35 : [
36 {
37 name,
38 source: pkg.source || './src/index.ts',
39 },
40 ];
41
42export const externalModules = ['dns', 'fs', 'path', 'url'];
43if (pkg.peerDependencies)
44 externalModules.push(...Object.keys(pkg.peerDependencies));
45if (pkg.devDependencies)
46 externalModules.push(...Object.keys(pkg.devDependencies));
47if (pkg.dependencies) externalModules.push(...Object.keys(pkg.dependencies));
48if (pkg.optionalDependencies)
49 externalModules.push(...Object.keys(pkg.optionalDependencies));
50
51const prodDependencies = new Set([
52 ...Object.keys(pkg.peerDependencies || {}),
53 ...Object.keys(pkg.dependencies || {}),
54]);
55
56const externalPredicate = new RegExp(`^(${externalModules.join('|')})($|/)`);
57
58export const isExternal = id => {
59 if (id === 'babel-plugin-transform-async-to-promises/helpers') return false;
60 return externalPredicate.test(id);
61};
62
63export const hasNext = prodDependencies.has('next');
64export const hasReact = prodDependencies.has('react');
65export const hasPreact = prodDependencies.has('preact');
66export const hasSvelte = prodDependencies.has('svelte');
67export const hasVue = prodDependencies.has('vue');
68export const mayReexport = hasReact || hasPreact || hasSvelte || hasVue;
69export const isAnalyze = !!process.env.ANALYZE;