Fix issue #3240

willy-liao-appier · willy-liao-appier · commit 03d56dcea79b · 2022-03-28T16:10:52.000+08:00
diff --git a/lib/rules/no-unused-state.js b/lib/rules/no-unused-state.js
@@ -371,7 +371,7 @@ module.exports = {
         }
         const scope = childScope.variableScope.childScopes.find((x) => x.block === node.value);
         const stateArg = node.value.params[1]; // probably "state"
-        if (!scope.variables) {
+        if (!scope || !scope.variables) {
           return;
         }
         const argVar = scope.variables.find((x) => x.name === stateArg.name);

Original file line number	Diff line number	Diff line change
`@@ -371,7 +371,7 @@ module.exports = {`
`371`	`371`	`}`
`372`	`372`	`const scope = childScope.variableScope.childScopes.find((x) => x.block === node.value);`
`373`	`373`	`const stateArg = node.value.params[1]; // probably "state"`
`374`		`- if (!scope.variables) {`
	`374`	`+ if (!scope \|\| !scope.variables) {`
`375`	`375`	`return;`
`376`	`376`	`}`
`377`	`377`	`const argVar = scope.variables.find((x) => x.name === stateArg.name);`