fix: allow require and require.cache

egoist · May 15, 2020 · 9cedf6c · 9cedf6c
1 parent b80ef48
commit 9cedf6c
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Showing 2 changed files with 42 additions and 9 deletions.
diff --git a/src/index.ts b/src/index.ts
@@ -10,6 +10,7 @@ import dtsPlugin from 'rollup-plugin-dts'
 import { sizePlugin, caches } from './size-plugin'
 import { resolvePlugin } from './resolve-plugin'
 import { isExternal } from './utils'
+import { restoreRequirePlugin } from './restore-require-plugin'
 
 type Options = {
   bundle?: boolean
@@ -51,6 +52,16 @@ export async function createRollupConfigs(files: string[], options: Options) {
         plugins: [
           hashbangPlugin(),
           jsonPlugin(),
+          !dts && restoreRequirePlugin(),
+          !dts &&
+          esbuildPlugin({
+            target: options.target,
+            watch: options.watch,
+            minify: options.minify,
+            jsxFactory: options.jsxFactory,
+            jsxFragment: options.jsxFragment,
+            define: options.define,
+          }),
           resolvePlugin({
             bundle: options.bundle,
             external: options.external,
@@ -71,15 +82,6 @@ export async function createRollupConfigs(files: string[], options: Options) {
               },
             }),
           dts && dtsPlugin(),
-          !dts &&
-            esbuildPlugin({
-              target: options.target,
-              watch: options.watch,
-              minify: options.minify,
-              jsxFactory: options.jsxFactory,
-              jsxFragment: options.jsxFragment,
-              define: options.define,
-            }),
           sizePlugin(),
         ].filter(Boolean),
       },

diff --git a/src/restore-require-plugin.ts b/src/restore-require-plugin.ts
@@ -0,0 +1,31 @@
+import { PluginImpl } from 'rollup'
+
+const TSUP_REQUIRE_ID = '__TSUP_REQUIRE_ID__'
+
+const JS_RE = /\.[jt]sx?$/
+
+// Prevent @rollup/plugin-commonjs from replacing `require.cache`
+export const restoreRequirePlugin: PluginImpl = () => {
+  return {
+    name: 'restore-require',
+
+    transform(code, id) {
+      if (JS_RE.test(id)) {
+        code = code.replace(/require([^\(])/g, `${TSUP_REQUIRE_ID}$1`)
+
+        // Dynamic require: `require(file)`
+        code = code.replace(/require\(([a-zA-Z0-9_]+)\)/g, (_, p1) => {
+          return `${TSUP_REQUIRE_ID}(${p1})`
+        })
+      }
+      return code
+    },
+
+    renderChunk(code, chunk) {
+      if (chunk.fileName.endsWith('.js')) {
+        code = code.replace(/__TSUP_REQUIRE_ID__/g, 'require')
+      }
+      return code
+    },
+  }
+}