fixes #40295

extensions/git/src/commands.ts

@@ -1583,9 +1583,9 @@ export class CommandCenter {
 			}
 		}
 
-		const message = await getCommitMessage();
+		let message = await getCommitMessage();
 
-		if (!message) {
+		if (!message && !opts.amend) {
 			return false;
 		}
 
@@ -1622,7 +1622,7 @@ export class CommandCenter {
 				let value: string | undefined = undefined;
 
 				if (opts && opts.amend && repository.HEAD && repository.HEAD.commit) {
-					value = (await repository.getCommit(repository.HEAD.commit)).message;
+					return undefined;
 				}
 
 				const branchName = repository.headShortName;

extensions/git/src/git.ts

@@ -1332,17 +1332,23 @@ export class Repository {
 		}
 	}
 
-	async commit(message: string, opts: CommitOptions = Object.create(null)): Promise<void> {
-		const args = ['commit', '--quiet', '--allow-empty-message', '--file', '-'];
+	async commit(message: string | undefined, opts: CommitOptions = Object.create(null)): Promise<void> {
+		const args = ['commit', '--quiet', '--allow-empty-message'];
 
 		if (opts.all) {
 			args.push('--all');
 		}
 
-		if (opts.amend) {
+		if (opts.amend && message) {
 			args.push('--amend');
 		}
 
+		if (opts.amend && !message) {
+			args.push('--amend', '--no-edit');
+		} else {
+			args.push('--file', '-');
+		}
+
 		if (opts.signoff) {
 			args.push('--signoff');
 		}
@@ -1360,7 +1366,7 @@ export class Repository {
 		}
 
 		try {
-			await this.run(args, { input: message || '' });
+			await this.run(args, !opts.amend || message ? { input: message || '' } : {});
 		} catch (commitErr) {
 			await this.handleCommitError(commitErr);
 		}

extensions/git/src/repository.ts

@@ -985,7 +985,7 @@ export class Repository implements Disposable {
 		await this.run(Operation.RevertFiles, () => this.repository.revert('HEAD', resources.map(r => r.fsPath)));
 	}
 
-	async commit(message: string, opts: CommitOptions = Object.create(null)): Promise<void> {
+	async commit(message: string | undefined, opts: CommitOptions = Object.create(null)): Promise<void> {
 		if (this.rebaseCommit) {
 			await this.run(Operation.RebaseContinue, async () => {
 				if (opts.all) {