Rollup class fields support (#3488)

* acorn class fields * static class features * Fix types and update and fix dependencies * Add test for class fields; resolves #2775 * Introduce new AST types and test tree-shaking works inside class properties * Extend test to include all new features Co-authored-by: Lukas Taegert-Atkinson <[email protected]>
iDestin · Apr 9, 2020 · 2508884 · 2508884
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diff --git a/LICENSE.md b/LICENSE.md
@@ -55,6 +55,33 @@ Repository: https://github.com/acornjs/acorn.git
 
 ---------------------------------------
 
+## acorn-class-fields
+License: MIT
+By: Adrian Heine
+Repository: https://github.com/acornjs/acorn-class-fields
+
+> Copyright (C) 2017-2018 by Adrian Heine
+> 
+> Permission is hereby granted, free of charge, to any person obtaining a copy
+> of this software and associated documentation files (the "Software"), to deal
+> in the Software without restriction, including without limitation the rights
+> to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+> copies of the Software, and to permit persons to whom the Software is
+> furnished to do so, subject to the following conditions:
+> 
+> The above copyright notice and this permission notice shall be included in
+> all copies or substantial portions of the Software.
+> 
+> THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+> IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+> FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+> AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+> LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+> OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+> THE SOFTWARE.
+
+---------------------------------------
+
 ## acorn-export-ns-from
 License: MIT
 By: Adrian Heine
@@ -109,6 +136,60 @@ Repository: https://github.com/adrianheine/acorn-import-meta
 
 ---------------------------------------
 
+## acorn-private-class-elements
+License: MIT
+By: Adrian Heine
+Repository: https://github.com/acornjs/acorn-private-class-elements
+
+> Copyright (C) 2017-2018 by Adrian Heine
+> 
+> Permission is hereby granted, free of charge, to any person obtaining a copy
+> of this software and associated documentation files (the "Software"), to deal
+> in the Software without restriction, including without limitation the rights
+> to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+> copies of the Software, and to permit persons to whom the Software is
+> furnished to do so, subject to the following conditions:
+> 
+> The above copyright notice and this permission notice shall be included in
+> all copies or substantial portions of the Software.
+> 
+> THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+> IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+> FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+> AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+> LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+> OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+> THE SOFTWARE.
+
+---------------------------------------
+
+## acorn-static-class-features
+License: MIT
+By: Adrian Heine
+Repository: https://github.com/acornjs/acorn-static-class-features
+
+> Copyright (C) 2017-2018 by Adrian Heine
+> 
+> Permission is hereby granted, free of charge, to any person obtaining a copy
+> of this software and associated documentation files (the "Software"), to deal
+> in the Software without restriction, including without limitation the rights
+> to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+> copies of the Software, and to permit persons to whom the Software is
+> furnished to do so, subject to the following conditions:
+> 
+> The above copyright notice and this permission notice shall be included in
+> all copies or substantial portions of the Software.
+> 
+> THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+> IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+> FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+> AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+> LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+> OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+> THE SOFTWARE.
+
+---------------------------------------
+
 ## acorn-walk
 License: MIT
 By: Marijn Haverbeke, Ingvar Stepanyan, Adrian Heine

diff --git a/cli/run/watch.ts b/cli/run/watch.ts
@@ -25,7 +25,7 @@ export default async function watch(command: any) {
 	const configFile = command.config ? getConfigPath(command.config) : null;
 
 	onExit(close);
-	process.on('uncaughtException', close);
+	process.on('uncaughtException' as any, close);
 	// only listen to stdin if it is a pipe
 	if (!process.stdin.isTTY) {
 		process.stdin.on('end', close);
@@ -141,17 +141,16 @@ export default async function watch(command: any) {
 		});
 	}
 
-	function close(err: Error) {
+	function close(code: number | null) {
 		process.removeListener('uncaughtException', close);
 		// removing a non-existent listener is a no-op
 		process.stdin.removeListener('end', close);
 
 		if (watcher) watcher.close();
 		if (configWatcher) configWatcher.close();
 
-		if (err) {
-			stderr(err);
-			process.exit(1);
+		if (code) {
+			process.exit(code);
 		}
 	}
 }