Merge pull request #660 from microsoft/sandy081/prerelease-validate-engine

fix: validate engine for prereleases

Author: sandy081

src/package.ts

@@ -388,8 +388,9 @@ export class ManifestProcessor extends BaseProcessor {
 
 		const extensionKind = getExtensionKind(manifest);
 		const target = options.target;
+		const preRelease = options.preRelease;
 
-		if (target) {
+		if (target || preRelease) {
 			let engineVersion: string;
 
 			try {
@@ -399,14 +400,23 @@ export class ManifestProcessor extends BaseProcessor {
 				throw new Error('Failed to parse semver of engines.vscode');
 			}
 
-			if (engineVersion !== 'latest' && !semver.satisfies(engineVersion, '>=1.61')) {
-				throw new Error(
-					`Platform specific extension is supported by VS Code >=1.61. Current 'engines.vscode' is '${manifest.engines['vscode']}'.`
-				);
+			if (target) {
+				if (engineVersion !== 'latest' && !semver.satisfies(engineVersion, '>=1.61')) {
+					throw new Error(
+						`Platform specific extension is supported by VS Code >=1.61. Current 'engines.vscode' is '${manifest.engines['vscode']}'.`
+					);
+				}
+				if (!Targets.has(target)) {
+					throw new Error(`'${target}' is not a valid VS Code target. Valid targets: ${[...Targets].join(', ')}`);
+				}
 			}
 
-			if (!Targets.has(target)) {
-				throw new Error(`'${target}' is not a valid VS Code target. Valid targets: ${[...Targets].join(', ')}`);
+			if (preRelease) {
+				if (engineVersion !== 'latest' && !semver.satisfies(engineVersion, '>=1.63')) {
+					throw new Error(
+						`Pre-release versions are supported by VS Code >=1.63. Current 'engines.vscode' is '${manifest.engines['vscode']}'.`
+					);
+				}
 			}
 		}
 

src/test/package.test.ts

@@ -1641,7 +1641,7 @@ describe('toVsixManifest', () => {
 	});
 
 	it('should add prerelease property when --pre-release flag is passed', async () => {
-		const manifest = createManifest();
+		const manifest = createManifest({ engines: { vscode: '>=1.63.0' } });
 
 		const raw = await _toVsixManifest(manifest, [], { preRelease: true });
 		const xmlManifest = await parseXmlManifest(raw);
@@ -1650,13 +1650,25 @@ describe('toVsixManifest', () => {
 	});
 
 	it('should not add prerelease property when --pre-release flag is not passed', async () => {
-		const manifest = createManifest();
+		const manifest = createManifest({ engines: { vscode: '>=1.64.0' } });
 
 		const raw = await _toVsixManifest(manifest, []);
 		const xmlManifest = await parseXmlManifest(raw);
 
 		assertMissingProperty(xmlManifest, 'Microsoft.VisualStudio.Code.PreRelease');
 	});
+
+	it('should throw when targeting an old VS Code version with --pre-release', async () => {
+		const manifest = createManifest({ engines: { vscode: '>=1.62.0' } });
+
+		try {
+			await _toVsixManifest(manifest, [], { preRelease: true });
+		} catch (err: any) {
+			return assert.ok(/>=1.63/.test(err.message));
+		}
+
+		throw new Error('Should not reach here');
+	});
 });
 
 describe('qna', () => {