Merge branch 'fix/unremoved-multiline-named-import-issue'

Author: omermecitoglu

src/core/transpile.ts

@@ -1,8 +1,5 @@
 import { transpile as tsTranspile } from "typescript";
-
-function removeImports(code: string) {
-  return code.replace(/^import\s.+\sfrom\s.+;?$/gm, "").trim();
-}
+import removeImports from "~/utils/removeImports";
 
 function fixExports(code: string) {
   const validMethods = ["GET", "POST", "PUT", "PATCH", "DELETE"];

src/utils/removeImports.test.ts

@@ -0,0 +1,78 @@
+import { describe, expect, it } from "@jest/globals";
+import removeImports from "./removeImports";
+
+describe("removeImports", () => {
+  it("removes a default import", () => {
+    const code = 'import defaultExport from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a namespace import", () => {
+    const code = 'import * as name from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a named import", () => {
+    const code = 'import { export1 } from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a named import with alias", () => {
+    const code = 'import { export1 as alias1 } from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a default import with alias", () => {
+    const code = 'import { default as alias } from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes multiple named imports", () => {
+    const code = 'import { export1, export2 } from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes multiple named imports with alias", () => {
+    const code = 'import { export1, export2 as alias2 } from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a named import with a string alias", () => {
+    const code = 'import { "string name" as alias } from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a combined default and named import", () => {
+    const code = 'import defaultExport, { export1 } from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a combined default and namespace import", () => {
+    const code = 'import defaultExport, * as name from "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a side-effect only import", () => {
+    const code = 'import "module-name";';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a default import with single quotes", () => {
+    const code = "import defaultExport from 'module-name';";
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a default import missing semicolon", () => {
+    const code = 'import defaultExport from "module-name"';
+    expect(removeImports(code)).toBe("");
+  });
+
+  it("removes a multiline named import", () => {
+    const code = [
+      "import {",
+      "  myAwesomeFunction",
+      '} from "my-awesome-module";',
+    ];
+    expect(removeImports(code.join("\n"))).toBe("");
+  });
+});

src/utils/removeImports.ts

@@ -0,0 +1,6 @@
+export default function removeImports(code: string) {
+  return code
+    .replace(/(^import\s+[^;]+;?$|^import\s+[^;]*\sfrom\s.+;?$)/gm, "") // matches single-line imports and side-effect imports
+    .replace(/(^import\s+{[\s\S]+?}\s+from\s+["'][^"']+["'];?)/gm, "") // matches multiline named imports
+    .trim();
+}