typescript

TS2312: Interface can only extend object type

TS2312.*An interface.*only extend.*object type.*intersection.*statically known members

Fixes

1.Use type intersection instead of extends
2.Ensure base is interface/object type
3.Convert union to intersection

TS2312compilerinterface

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