fix: stdout bug when zero dependency

narol1024 · Jun 3, 2024 · e810897 · e810897
1 parent 6d50ef8
commit e810897
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/jest-global-mock.ts b/jest-global-mock.ts
@@ -36,7 +36,7 @@ const dependantsHtml = `
       stdout: `{  "@vue/shared": "3.4.27", "@vue/compiler-dom": "3.4.27", "@vue/compiler-sfc": "3.4.27", "@vue/runtime-dom": "3.4.27", "@vue/server-renderer": "3.4.27" }`,
     });
   } else {
-    callback(null, { stdout: '{}' });
+    callback(null, { stdout: '' });
   }
 });
 

diff --git a/src/platforms/npm-package/index.ts b/src/platforms/npm-package/index.ts
@@ -21,7 +21,13 @@ export async function readNpmPackageDependencies(packageName: string): Promise<N
       const npmViewPromise = execAsync(`npm view ${packageName} dependencies --json`).then(
         (result: any): Promise<void> => {
           try {
-            const resultJson = JSON.parse(result.stdout) as any;
+            const resultStdout = result.stdout;
+            // it means zero dependency.
+            if (resultStdout === '') {
+              resolve([]);
+              return Promise.resolve();
+            }
+            const resultJson = JSON.parse(resultStdout) as any;
             if (!!resultJson.error) {
               throw new Error(`Cannot read ${packageName}.`);
             }