fix: sparse-checkout not disabled on subsequent checkout

If actions/checkout is invoked once with 'sparse-checkout' and cone mode
disabled, core.sparseCheckout remains enabled for all subsequent
invocations of actions/checkout.

Author: antoineco

dist/index.js

@@ -588,7 +588,9 @@ class GitCommandManager {
     disableSparseCheckout() {
         return __awaiter(this, void 0, void 0, function* () {
             yield this.execGit(['sparse-checkout', 'disable']);
-            // Disabling 'sparse-checkout` leaves behind an undesirable side-effect in config (even in a pristine environment).
+            // Ensures that a previously enabled 'sparse-checkout' (e.g. via sparseCheckoutNonConeMode) is also disabled in the config.
+            yield this.execGit(['config', 'core.sparseCheckout', 'false']);
+            // Disabling 'sparse-checkout' leaves behind an undesirable side-effect in config (even in a pristine environment).
             yield this.tryConfigUnset('extensions.worktreeConfig', false);
         });
     }
@@ -38231,4 +38233,4 @@ module.exports = parseParams
 /******/ 	module.exports = __webpack_exports__;
 /******/ 	
 /******/ })()
-;
+;

src/git-command-manager.ts

@@ -178,7 +178,9 @@ class GitCommandManager {
 
   async disableSparseCheckout(): Promise<void> {
     await this.execGit(['sparse-checkout', 'disable'])
-    // Disabling 'sparse-checkout` leaves behind an undesirable side-effect in config (even in a pristine environment).
+    // Ensures that a previously enabled 'sparse-checkout' (e.g. via sparseCheckoutNonConeMode) is also disabled in the config.
+    await this.execGit(['config', 'core.sparseCheckout', 'false'])
+    // Disabling 'sparse-checkout' leaves behind an undesirable side-effect in config (even in a pristine environment).
     await this.tryConfigUnset('extensions.worktreeConfig', false)
   }