feat: allow to skip publishing duplicate package (#776)

* feat: allow to skip publishing duplicate package

* Update src/main.ts

* Update src/publish.ts

* Update src/publish.ts

* Update src/publish.ts

Co-authored-by: João Moreno <[email protected]>

Author: rokklobster

src/main.ts

@@ -197,6 +197,7 @@ module.exports = function (argv: string[]): void {
 		.option('--pre-release', 'Mark this package as a pre-release')
 		.option('--allow-star-activation', 'Allow using * in activation events')
 		.option('--allow-missing-repository', 'Allow missing a repository URL in package.json')
+		.option('--skip-duplicate', 'Fail silently if version already exists on the marketplace')
 		.action(
 			(
 				version,
@@ -218,6 +219,7 @@ module.exports = function (argv: string[]): void {
 					preRelease,
 					allowStarActivation,
 					allowMissingRepository,
+					skipDuplicate,
 				}
 			) =>
 				main(
@@ -240,6 +242,7 @@ module.exports = function (argv: string[]): void {
 						preRelease,
 						allowStarActivation,
 						allowMissingRepository,
+						skipDuplicate,
 					})
 				)
 		);

src/publish.ts

@@ -57,6 +57,7 @@ export interface IPublishOptions {
 	readonly preRelease?: boolean;
 	readonly allowStarActivation?: boolean;
 	readonly allowMissingRepository?: boolean;
+	readonly skipDuplicate?: boolean;
 }
 
 export async function publish(options: IPublishOptions = {}): Promise<any> {
@@ -123,6 +124,7 @@ export interface IInternalPublishOptions {
 	readonly target?: string;
 	readonly pat?: string;
 	readonly noVerify?: boolean;
+	readonly skipDuplicate?: boolean;
 }
 
 async function _publish(packagePath: string, manifest: Manifest, options: IInternalPublishOptions) {
@@ -170,6 +172,10 @@ async function _publish(packagePath: string, manifest: Manifest, options: IInter
 			const sameVersion = extension.versions.filter(v => v.version === manifest.version);
 
 			if (sameVersion.length > 0) {
+				if (options.skipDuplicate) {
+					log.done(`Version ${manifest.version} is already published. Skipping publish.`);
+					return;
+				}
 				if (!options.target) {
 					throw new Error(`${description} already exists.`);
 				}
@@ -187,7 +193,12 @@ async function _publish(packagePath: string, manifest: Manifest, options: IInter
 				await api.updateExtension(undefined, packageStream, manifest.publisher, manifest.name);
 			} catch (err: any) {
 				if (err.statusCode === 409) {
-					throw new Error(`${description} already exists.`);
+					if (options.skipDuplicate) {
+						log.done(`Version ${manifest.version} is already published. Skipping publish.`);
+						return;
+					} else {
+						throw new Error(`${description} already exists.`);
+					}
 				} else {
 					throw err;
 				}