tests/cases/compiler/objectLitIndexerContextualType.ts(12,13): error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.
tests/cases/compiler/objectLitIndexerContextualType.ts(12,17): error TS2363: The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.
tests/cases/compiler/objectLitIndexerContextualType.ts(15,13): error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.
tests/cases/compiler/objectLitIndexerContextualType.ts(15,17): error TS2363: The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.
tests/cases/compiler/objectLitIndexerContextualType.ts(21,13): error TS2362: The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.
tests/cases/compiler/objectLitIndexerContextualType.ts(21,17): error TS2363: The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type.