firest commit

2026-02-21 22:48:40 +08:00
commit 55e8053e07
1034 changed files with 99049 additions and 0 deletions
@@ -0,0 +1,20 @@
+import {onAbortedSignal} from '../utils/abort-signal.js';
+
+// Validate the `cancelSignal` option
+export const validateCancelSignal = ({cancelSignal}) => {
+	if (cancelSignal !== undefined && Object.prototype.toString.call(cancelSignal) !== '[object AbortSignal]') {
+		throw new Error(`The \`cancelSignal\` option must be an AbortSignal: ${String(cancelSignal)}`);
+	}
+};
+
+// Terminate the subprocess when aborting the `cancelSignal` option and `gracefulSignal` is `false`
+export const throwOnCancel = ({subprocess, cancelSignal, gracefulCancel, context, controller}) => cancelSignal === undefined || gracefulCancel
+	? []
+	: [terminateOnCancel(subprocess, cancelSignal, context, controller)];
+
+const terminateOnCancel = async (subprocess, cancelSignal, context, {signal}) => {
+	await onAbortedSignal(cancelSignal, signal);
+	context.terminationReason ??= 'cancel';
+	subprocess.kill();
+	throw cancelSignal.reason;
+};