Function tryWithExt

src/resolution/import-resolver.ts:273–280

(basePath: string)

): string | null {
  const extensions = EXTENSION_RESOLUTION[language] || [];
  const tryWithExt = (basePath: string): string | null => {
    for (const ext of extensions) {
      const candidate = basePath + ext;
      if (context.fileExists(candidate)) return candidate;
    }
    if (context.fileExists(basePath)) return basePath;
    return null;
  };

  // 1. Project tsconfig/jsconfig paths.
  const aliasMap = context.getProjectAliases?.();