tests/cases/conformance/parser/ecmascript5/FunctionDeclarations/parserFunctionDeclaration2.ts(1,24): error TS1037: A function implementation cannot be declared in an ambient context. ==== tests/cases/conformance/parser/ecmascript5/FunctionDeclarations/parserFunctionDeclaration2.ts (1 errors) ==== declare function Foo() { ~ !!! error TS1037: A function implementation cannot be declared in an ambient context. }