typescript

TS2416: Property not assignable to base type

TS2416.*Property.*in type.*is not assignable to the same property in base type

Fixes

1.Match return type/parameters of base method
2.Widen the override type
3.Use compatible type in derived class

TS2416compilerinheritance

Related Errors

typescript3 fixes

TS2304: Cannot find name 'X'

TS2304.*Cannot find name

•Import the type/value
•Install @types/ package

typescript3 fixes

TS2305: Module has no exported member

TS2305.*has no exported member

•Check export name spelling
•Verify package version has that export

typescript3 fixes

TS2307: Cannot find module or its type declarations

TS2307.*Cannot find module

•Install the package or @types/ package
•Add module declaration in .d.ts file