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rollup.config.js
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rollup.config.js
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import * as path from 'path'
import * as fs from 'fs'
import alias from '@rollup/plugin-alias'
import esbuild from 'rollup-plugin-esbuild'
import dts from 'rollup-plugin-dts'
import json from 'rollup-plugin-json'
import commonjs from '@rollup/plugin-commonjs'
import * as tsconfig from './tsconfig.json'
const customAlias = {}
Object.entries(tsconfig.default.compilerOptions.paths).forEach(([key, value]) => customAlias[key.replace('/*', '')] = path.resolve(__dirname, value[0].replace('*', '')))
const name = 'unrail-engine'
/* Build the examples */
const examples = []
for (let example of fs.readdirSync(path.resolve(__dirname, 'examples'))) {
const examplePath = path.resolve(__dirname, 'examples', example)
if (fs.lstatSync(examplePath).isDirectory()) {
const tsFile = fs.readdirSync(examplePath).find(file => path.extname(file) === '.ts')
examples.push({
input: `./examples/${example}/${tsFile}`,
output: {
file: `./examples/${example}/${tsFile.replace('ts', 'js')}`,
format: 'es'
},
plugins: [
alias(customAlias),
esbuild(),
commonjs(),
json()
],
external: [],
})
}
}
const bundle = config => ({
...config,
plugins: [
alias(customAlias),
commonjs(),
json(),
...config.plugins
],
external: [],
})
// Export bundled types
export default [
/* Build the types */
bundle({
input: 'src/index.ts',
output: {
file: `./dist/${name}.d.ts`,
format: 'es',
},
plugins: [dts()],
}),
...examples
]