TS2503TS2503 — Cannot Find Namespace
TypeScript cannot find a namespace with the specified name.
TS1270A decorator is placed before the export keyword, which is not allowed.
The decorator must come after the export keyword in TypeScript. Placing @decorator before export default class is a syntax error.
Move the decorator after the export keyword: export @decorator class MyClass. Or place the decorator on the line directly above the class declaration after export.
TS2503TypeScript cannot find a namespace with the specified name.
TS2363The right operand of an arithmetic expression must be a number or bigint type.
TS1003TypeScript expected an identifier (variable name, function name, etc.) but found something else.
TS2739An object type is missing multiple required properties from the target type.
TS2769None of the function overload signatures match the provided arguments.
TS4082The default export requires a type annotation when generating declaration files.