Use empty array

styfle · styfle · commit c67f1d70ddcd · 2019-09-13T13:28:43.000-04:00
diff --git a/src/attachScopes.ts b/src/attachScopes.ts
@@ -100,7 +100,7 @@ const attachScopes: AttachScopes = function attachScopes(ast, propertyName = 'sc
 			if (node.type === 'CatchClause') {
 				newScope = new Scope({
 					parent: scope,
-					params: node.param ? [node.param] : undefined,
+					params: node.param ? [node.param] : [],
 					block: true
 				});
 			}

Original file line number	Diff line number	Diff line change
`@@ -100,7 +100,7 @@ const attachScopes: AttachScopes = function attachScopes(ast, propertyName = 'sc`
`100`	`100`	`if (node.type === 'CatchClause') {`
`101`	`101`	`newScope = new Scope({`
`102`	`102`	`parent: scope,`
`103`		`- params: node.param ? [node.param] : undefined,`
	`103`	`+ params: node.param ? [node.param] : [],`
`104`	`104`	`block: true`
`105`	`105`	`});`
`106`	`106`	`}`