fix: remove invalid sourceMappingURL from build output (#1649)

Author: dsherret

packages/common/scripts/buildDeno.ts

@@ -50,7 +50,8 @@ const localTsLibFolder = path.join(folders.common, "node_modules/typescript/lib"
 const tsNodeModulesLibDir = fileSystem.directoryExistsSync(localTsLibFolder)
   ? localTsLibFolder
   : path.join(folders.root, "node_modules/typescript/lib");
-const typeScriptSourceFile = fileSystem.readFileSync(path.join(tsNodeModulesLibDir, "typescript.js"));
+const typeScriptSourceFile = fileSystem.readFileSync(path.join(tsNodeModulesLibDir, "typescript.js"))
+  .replace("\n//# sourceMappingURL=typescript.js.map\n", "\n");
 fileSystem.writeFileSync(`${copyDirPath}/typescript.js`, typeScriptSourceFile + "\nexport { ts };\n");
 const typeScriptDtsText = fileSystem.readFileSync(path.join(tsNodeModulesLibDir, "typescript.d.ts"));
 fileSystem.writeFileSync(`${copyDirPath}/typescript.d.ts`, typeScriptDtsText.replace("export = ts;", "export { ts };"));

packages/common/scripts/bundleLocalTs.ts

@@ -23,7 +23,9 @@ const localTypescriptLibFolderPath = path.join(folders.common, "node_modules/typ
 const typescriptLibFolderPath = fileSystem.directoryExistsSync(localTypescriptLibFolderPath)
   ? localTypescriptLibFolderPath
   : path.join(folders.root, "node_modules/typescript/lib");
-fileSystem.copySync(path.join(typescriptLibFolderPath, "typescript.js"), "./dist/typescript.js");
+const typeScriptSource = fileSystem.readFileSync(path.join(typescriptLibFolderPath, "typescript.js"))
+  .replace("\n//# sourceMappingURL=typescript.js.map\n", "\n");
+fileSystem.writeFileSync("./dist/typescript.js", typeScriptSource);
 const typescriptDtsFileText = fileSystem.readFileSync(path.join(typescriptLibFolderPath, "typescript.d.ts"));
 fileSystem.writeFileSync("./lib/typescript.d.ts", typescriptDtsFileText.replace("export = ts;", "export { ts };"));