Merge pull request #35 from mbruning24/add-changed-cached-option

feat(changed): Add --cached option
Dcard · Sep 21, 2022 · 7126887 · 7126887
2 parents 67a2686 + ec64a30
commit 7126887
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diff --git a/packages/changed/README.md b/packages/changed/README.md
@@ -33,6 +33,16 @@ yarn changed list --git-range master
 yarn changed list --git-range 93a9ed8..4ef2c61
 ```
 
+#### `--cached`
+
+Look only at staged changes in git. Useful for local development.
+
+Example:
+
+```sh
+yarn changed list --cached
+```
+
 #### `--include`
 
 Include workspaces.
@@ -73,6 +83,10 @@ Run a command on changed workspaces and their dependents. This command relies on
 
 See `yarn changed list`.
 
+#### `--cached`
+
+See `yarn changed list`.
+
 #### `--include`
 
 See `yarn changed list`.

diff --git a/packages/changed/src/commands/filter.ts b/packages/changed/src/commands/filter.ts
@@ -7,6 +7,9 @@ export abstract class FilterCommand extends BaseCommand {
   @Command.String('--git-range')
   public gitRange?: string;
 
+  @Command.Boolean('--cached')
+  public cached = false;
+
   @Command.Array('--include')
   public include?: string[];
 
@@ -18,7 +21,12 @@ export abstract class FilterCommand extends BaseCommand {
   ): Promise<readonly Workspace[]> {
     const { stdout } = await execUtils.execvp(
       'git',
-      ['diff', '--name-only', ...(this.gitRange ? [this.gitRange] : [])],
+      [
+        'diff',
+        '--name-only',
+        ...(this.cached ? ['--cached'] : []),
+        ...(this.gitRange ? [this.gitRange] : []),
+      ],
       {
         cwd: project.cwd,
         strict: true,