feat: add set method for config ref/object

Author: kermanx

docs/guide/config.md

@@ -65,6 +65,9 @@ enable.value = false
 
 // To pass the rest of the options, you can use the `update` method.
 enable.update(false, ConfigurationTarget.Global)
+
+// Only set the ref value without writing back to the configuration.
+enable.set(false)
 ```
 
 Visit the [official documentation](https://code.visualstudio.com/api/references/vscode-api#WorkspaceConfiguration.update) for more information about the rest of the options.
@@ -98,6 +101,9 @@ config.enable = false
 
 // To pass the rest of the options, you can use the `$update` method.
 config.$update('enable', false, ConfigurationTarget.Global)
+
+// Only set the ref value without writing back to the configuration.
+config.$set('enable', false)
 ```
 
 Visit the [official documentation](https://code.visualstudio.com/api/references/vscode-api#WorkspaceConfiguration.update) for more information about the rest of the options.

packages/core/src/utils/defineConfigObject.ts

@@ -12,6 +12,10 @@ export type ConfigObject<C extends object> = ShallowReactive<C & {
    * @see https://code.visualstudio.com/api/references/vscode-api#WorkspaceConfiguration.update
    */
   $update: (key: keyof C, value: C[keyof C], configurationTarget?: Nullable<ConfigurationTarget>, overrideInLanguage?: boolean) => Promise<void>
+  /**
+   * Set the value without updating the workspace.
+   */
+  $set: (key: keyof C, value: C[keyof C]) => void
 }>
 
 /**
@@ -31,5 +35,8 @@ export function defineConfigObject(section: string, configs: Record<string, unkn
     $update(key, value, configurationTarget, overrideInLanguage) {
       return configRefs[key].update(value, configurationTarget, overrideInLanguage)
     },
+    $set(key, value) {
+      return configRefs[key].set(value)
+    },
   }) satisfies ConfigObject<typeof configs>
 }

packages/core/src/utils/defineConfigs.ts

@@ -13,6 +13,10 @@ export interface ConfigRef<T> extends WritableComputedRef<T> {
    * @see https://code.visualstudio.com/api/references/vscode-api#WorkspaceConfiguration.update
    */
   update: (value: T, configurationTarget?: ConfigurationTarget | boolean | null, overrideInLanguage?: boolean) => Promise<void>
+  /**
+   * Set the value without updating the workspace.
+   */
+  set: (value: T) => void
 }
 
 const ConfigTypeSymbol = Symbol('ConfigType')
@@ -74,6 +78,9 @@ export function defineConfigs(section: string, configs: object, scope?: Nullable
       await workspaceConfig.update(key, value, configurationTarget, overrideInLanguage)
       ref.value = value
     }
+    ref.set = (value) => {
+      data.value = value
+    }
     return ref
   }
 
@@ -90,7 +97,7 @@ export function defineConfigs(section: string, configs: object, scope?: Nullable
       const newWorkspaceConfig = workspace.getConfiguration(section)
       for (const key in configs) {
         if (e.affectsConfiguration(`${section}.${key}`))
-          configRefs[key].value = newWorkspaceConfig.get(key) as any
+          configRefs[key].set(newWorkspaceConfig.get(key) as any)
       }
     }))
   })