Do CommonJS build with custom package.json, tshy inspired

Author: jsnajdr

projects/js-packages/number-formatters/package.cjs.json

@@ -0,0 +1 @@
+{ "type": "commonjs" }

projects/js-packages/number-formatters/package.json

@@ -42,7 +42,7 @@
 	"scripts": {
 		"build": "pnpm run clean && pnpm run build:esm && pnpm run build:cjs",
 		"build:esm": "tsc --declarationDir dist/types --outDir dist/mjs",
-		"build:cjs": "tsc --module CommonJS --moduleResolution node10 --declaration false --outDir dist/cjs",
+		"build:cjs": "cp package.cjs.json src/package.json && tsc --declaration false --outDir dist/cjs; rm src/package.json",
 		"clean": "rm -rf dist",
 		"compile-ts": "tsc --pretty",
 		"test": "NODE_OPTIONS=--experimental-vm-modules jest",

projects/js-packages/number-formatters/tsconfig.json

@@ -3,8 +3,7 @@
 	"compilerOptions": {
 		"typeRoots": [ "./node_modules/@types/", "src/*" ],
 		"target": "ES2024",
-		"importHelpers": true, // Import helpers from `tslib` instead of inlining them
-		"customConditions": null // CommonJS build fails when customConditions are defined and this package doesn't need them anyway
+		"importHelpers": true // Import helpers from `tslib` instead of inlining them
 	},
 	"include": [ "./src/index.ts" ]
 }