fix: support typescript source files in library builds (#368)

cli/config/babel.config.js

@@ -4,7 +4,6 @@ const browserTargets = require('./.browserlistrc')
 const jestTargets = { node: 'current' }
 
 const isTest = process.env.NODE_ENV === 'test'
-const targets = isTest ? jestTargets : browserTargets
 
 const appBabelConfig = path.resolve(__dirname, 'app.babel.config')
 
@@ -16,8 +15,8 @@ module.exports = {
  [
  require('@babel/preset-env'),
  {
- modules: 'auto',
- targets,
+ modules: isTest ? 'commonjs' : 'auto',
+ targets: isTest ? jestTargets : browserTargets,
  },
  ],
  ],

cli/config/rollup.config.js

@@ -10,6 +10,7 @@ const replace = require('rollup-plugin-replace')
 const visualize = require('rollup-plugin-visualizer')
 
 const { reporter, chalk } = require('@dhis2/cli-helpers-engine')
+const extensions = ['.js', '.jsx', '.ts', '.tsx']
 
 const standardLibs = require('@dhis2/app-shell/package.json').dependencies
 
@@ -66,10 +67,6 @@ const bundle = ({
  autoModules: false,
  }),
  json(),
- babel({
- configFile: require.resolve('./babel.config.js'),
- exclude: /node_modules/, // only transpile our source code
- }),
  resolve({
  /*
  * TODO: Use of named exports (particularly `react-is` from `react-redux`)
@@ -79,8 +76,15 @@ const bundle = ({
  * See https://github.com/rollup/rollup-plugin-commonjs/issues/211#issuecomment-337897124
  */
  mainFields: ['browser', 'main'],
+ include: ['src/**/*'],
+ extensions,
  }),
  commonjs({ include: /node_modules/ }),
+ babel({
+ extensions,
+ configFile: require.resolve('./babel.config.js'),
+ exclude: /node_modules/, // only transpile our source code
+ }),
  visualize({
  filename: path.join(outDir, 'stats.html'),
  title: 'DHIS2 Build Analysis',