TS6133TS6133 — Declared But Never Used
A variable, import, or parameter is declared but its value is never read.
TS2775A type assertion function requires all parameter types to be explicitly annotated.
When creating assertion functions (asserts condition), TypeScript requires all parameters to have explicit type annotations. This ensures the assertion's type narrowing is well-defined.
Add explicit type annotations to all parameters of the assertion function. Do not rely on type inference for assertion function parameters.
TS6133A variable, import, or parameter is declared but its value is never read.
TS1259A CommonJS module requires esModuleInterop or allowSyntheticDefaultImports to be imported with default import syntax.
TS2322A value of one type cannot be assigned to a variable or property of a different, incompatible type.
TS2393A function with the same name is implemented more than once.
TS2304TypeScript cannot find a variable, function, or type with the specified name in the current scope.
TS2669Module augmentation declarations must be in a file that is recognized as an external module.