fix: require statements not being transformed (#27)

Author: danielpza

package.json

@@ -40,7 +40,7 @@
     "pretest": "npm run build && rm -rf tests/__result",
     "test-original": "tsc -p tests/__fixtures/tsconfig.json --outDir tests/__result/original",
     "test-generated": "ttsc -p tests/__fixtures/tsconfig.json --outDir tests/__result/generated",
-    "test": "npm run test-original && npm run test-generated && node tests/__result/generated/core/index.js && jest"
+    "test": "npm run test-original && npm run test-generated && jest"
   },
   "jest": {
     "preset": "ts-jest",

src/index.ts

@@ -50,6 +50,23 @@ const transformer = (_: ts.Program) => (context: ts.TransformationContext) => (
     ) {
       return undefined;
     }
+    if (
+      ts.isCallExpression(node) &&
+      ts.isIdentifier(node.expression) &&
+      node.expression.text === "require" &&
+      ts.isStringLiteral(node.arguments[0]) &&
+      node.arguments.length === 1
+    ) {
+      const firstArg = node.arguments[0] as ts.StringLiteral;
+      const file = bindModuleToFile(firstArg.text);
+      if (!file) {
+        return node;
+      }
+      const fileLiteral = ts.createLiteral(file);
+      return ts.updateCall(node, node.expression, node.typeArguments, [
+        fileLiteral
+      ]);
+    }
     if (ts.isImportDeclaration(node)) {
       return unpathImportDeclaration(node);
     }

tests/__fixtures/core/index.ts

@@ -1,6 +1,7 @@
-export { sum } from "@utils";
+const { sum, subs } = require("@utils");
+const { NoRuntimecodeHere } = require("@utils/types-only");
 export { NoRuntimecodeHere } from "@utils/types-only";
-import { subs, NoRuntimecodeHere } from "@utils";
+import { NoRuntimecodeHere } from "@utils";
 import "@circular/b";
 import { A } from "@circular/a";