fix: ensure node exists before using in isArrowFunctionExpression

jrparish · jrparish · commit f2f6dcc9e1bc · 2020-06-11T22:45:02.000-05:00
diff --git a/lib/node-utils.ts b/lib/node-utils.ts
@@ -104,5 +104,5 @@ export function hasThenProperty(node: TSESTree.Node) {
 }
 
 export function isArrowFunctionExpression(node: TSESTree.Node): node is TSESTree.ArrowFunctionExpression {
-  return node.type === 'ArrowFunctionExpression'
+  return node && node.type === 'ArrowFunctionExpression'
 }

Original file line number	Diff line number	Diff line change
`@@ -104,5 +104,5 @@ export function hasThenProperty(node: TSESTree.Node) {`
`104`	`104`	`}`
`105`	`105`
`106`	`106`	`export function isArrowFunctionExpression(node: TSESTree.Node): node is TSESTree.ArrowFunctionExpression {`
`107`		`- return node.type === 'ArrowFunctionExpression'`
	`107`	`+ return node && node.type === 'ArrowFunctionExpression'`
`108`	`108`	`}`