import rollup from "rollup" ; import typescript from "rollup-plugin-typescript2" ; import { terser } from "rollup-plugin-terser" ; import { nodeResolve } from "@rollup/plugin-node-resolve" ; import commonjs from "@rollup/plugin-commonjs" ; import { program } from "commander" ; import json from "@rollup/plugin-json" ; import notify from "rollup-plugin-notify" ; import progress from "rollup-plugin-progress" ; import chalk from "chalk" ; const Module = require ( "module" ) ; const base = process . cwd ( ) ; const defaults = { compilerOptions : { moduleResolution : "Node" , target : "ES5" , esModuleInterop : true , jsx : "react" , sourceMap : true , noEmitOnError : true , allowSyntheticDefaultImports : true , declaration : true , declarationDir : "lib" , } , include : [ `${ base }/src` ] , exclude : [ `${ base }/node_modules` , `${ base }/__tests__` ] , } ; const override = { } ; const plugins = [ terser ( ) , progress ( ) , typescript ( { tsconfigDefaults : defaults , } ) , notify ( { success : true , } ) , json ( ) , nodeResolve ( ) , commonjs ( ) , ] ; const input = `${ process . cwd ( ) }/src/index.ts` ; const output = `${ process . cwd ( ) }/lib/index.js` ; const format = "esm" ; async function getConfig ( ) { const bundle = await rollup . rollup ( { input : `${ base }/.lub.js` , plugins : [ json ( ) , nodeResolve ( ) , commonjs ( ) ] , } ) ; const { output : [ { code } ] , } = await bundle . generate ( { format : "cjs" , exports : "named" , } ) ; const cfgModule = new Module ( "cfg" ) ; cfgModule . _compile ( code , "cfg" ) ; return cfgModule . exports . default ; } async function build ( ) { const config = await getConfig ( ) ; console . log ( chalk . green ( "start all file bundle construction" ) ) ; const inputOptions = { input : config ?. input ?? input , external : config ?. external ?? [ ] , plugins : [ ... plugins , ... ( config ?. plugins ?? [ ] ) ] , } ; const outputOptions = { file : config ?. file ?? output , format : config ?. format ?? format , name : config ?. name , sourcemap : true , globals : config ?. globals , exports : config ?. exports , } ; const bundle = await rollup . rollup ( inputOptions ) ; await bundle . generate ( outputOptions ) ; await bundle . write ( outputOptions ) ; console . log ( chalk . green ( "complete all file bundle construction" ) ) ; } async function watch ( ) { const config = await getConfig ( ) ; const outputOptions = { file : config ?. file ?? output , format : config ?. format ?? format , name : config ?. name , globals : config ?. globals , exports : config ?. exports , } ; const watchOptions = { input : config ?. input ?? input , external : config ?. external ?? [ ] , plugins : [ ... plugins , ... ( config ?. plugins ?? [ ] ) ] , output : [ outputOptions ] , } ; const watcher = rollup . watch ( watchOptions ) ; watcher . on ( "event" , function ( event ) { if ( event . code === "START" ) { console . log ( chalk . green ( "the listener is starting (restarting)  " ) ) ; } else if ( event . code === "BUNDLE_START" ) { console . log ( chalk . green ( "build a single file bundle" ) ) ; } else if ( event . code === "BUNDLE_END" ) { console . log ( chalk . green ( "complete file bundle construction" ) ) ; } else if ( event . code === "END" ) { console . log ( chalk . green ( "complete all file bundle construction" ) ) ; } else if ( event . code === "ERROR" ) { console . log ( chalk . red ( `encountered an error while building:${ event . error }` ) ) ; } } ) ; } program . command ( "build" , { isDefault : true } ) . option ( "-w , --watch" , "watch build" ) . action ( function ( arg ) { if ( arg . watch ) { watch ( ) ; } else { build ( ) ; } } ) . version ( require ( "../package.json" ) . version , "-v, --version" , "output the current version" ) . parse ( process . argv ) ;