feat: api.hasPresets (umijs#60)

* feat: api.hasPresets * fix: presetId
xierenyuan · Feb 19, 2020 · 3a053ee · 3a053ee
1 parent 463d26c
commit 3a053ee
Show file tree

Hide file tree

Showing 3 changed files with 28 additions and 1 deletion.
diff --git a/TODO.txt b/TODO.txt
@@ -23,7 +23,8 @@ umi-next:
 		- api.addMiddleware() @done
 		- route 支持 Routes 配置 @done
 			改名为 route.wrappers
-		- api.hasPlugins(pluginIds: string[]) @done
+    - api.hasPlugins(pluginIds: string[]) @done
+    - api.hasPresets(presetIds: string[]) @done
 		- 未实现的接口，优先级低
 			api.rebuildTmpFiles()
 			api.modifyHTMLChunks()

diff --git a/docs/plugin/api.md b/docs/plugin/api.md
@@ -134,6 +134,23 @@ e.g.
 api.hasPlugins(['@umijs/plugin-dva']);
 ```
 
+### hasPresets(presetIds: string[])
+
+判断是否有注册某个插件集。
+
+插件集的 id 规则，
+
+e.g.
+
+```js
+// 判断是否有注册 @umijs/preset-ui
+api.hasPresets(['@umijs/preset-ui']);
+```
+
+注：
+
+- 如果在注册阶段使用，只能判断**在他之前**是否有注册某个插件集
+
 ## 扩展方法
 
 通过 `api.registerMethod()` 扩展的方法。

diff --git a/packages/core/src/Service/PluginAPI.ts b/packages/core/src/Service/PluginAPI.ts
@@ -179,4 +179,13 @@ export default class PluginAPI {
       return pluginId in this.service.plugins;
     });
   }
+
+  hasPresets(presetIds: string[]) {
+    return presetIds.every(presetId => {
+      return (
+        presetId in this.service.plugins &&
+        this.service.plugins[presetId]?.isPreset
+      );
+    });
+  }
 }