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TS2564TS2564 — Property Has No Initializer
A class property is not initialized in the constructor and has no default value.
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Zobrazit podrobnosti TS2515A non-abstract class that extends an abstract class does not implement all abstract members.
The class extends an abstract base class but fails to provide implementations for all abstract methods or properties. Abstract members must be implemented in concrete subclasses.
Implement all abstract methods and properties from the base class. Check the abstract class definition for all abstract members. If the class should also be abstract, add the abstract keyword.
TS2564A class property is not initialized in the constructor and has no default value.
TS2464A computed property name in a type literal must be a simple expression.
TS2353An object literal contains a property that does not exist on the target type.
TS1046An await expression or other top-level construct requires the file to be a module.
TS2741A required property is missing from the object being assigned.
TS2783A spread argument in a function call must be a tuple type or passed to a rest parameter.