diff --git a/packages/eslint-plugin/src/rules/no-unnecessary-condition.ts b/packages/eslint-plugin/src/rules/no-unnecessary-condition.ts index 42f12748af90..596dcf798467 100644 --- a/packages/eslint-plugin/src/rules/no-unnecessary-condition.ts +++ b/packages/eslint-plugin/src/rules/no-unnecessary-condition.ts @@ -574,10 +574,11 @@ export default createRule({ node.type === AST_NODE_TYPES.MemberExpression ? !isNullableOriginFromPrev(node) : true; + const possiblyVoid = isTypeFlagSet(type, ts.TypeFlags.Void); return ( - isTypeAnyType(type) || - isTypeUnknownType(type) || - (isNullableType(type, { allowUndefined: true }) && isOwnNullable) + isTypeFlagSet(type, ts.TypeFlags.Any | ts.TypeFlags.Unknown) || + (isOwnNullable && + (isNullableType(type, { allowUndefined: true }) || possiblyVoid)) ); } diff --git a/packages/eslint-plugin/tests/rules/no-unnecessary-condition.test.ts b/packages/eslint-plugin/tests/rules/no-unnecessary-condition.test.ts index af8b189f8994..6a5f803605f0 100644 --- a/packages/eslint-plugin/tests/rules/no-unnecessary-condition.test.ts +++ b/packages/eslint-plugin/tests/rules/no-unnecessary-condition.test.ts @@ -346,6 +346,10 @@ do {} while (true); options: [{ allowConstantLoopConditions: true }], }, ` +let variable = 'abc' as string | void; +variable?.[0]; + `, + ` let foo: undefined | { bar: true }; foo?.bar; `, pFad - Phonifier reborn

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