TS1451: Private identifiers are only allowed in class bodies and may only be used as part of a class member declaration, property access, or on...

The error message

Private identifiers are only allowed in class bodies and may only be used as part of a class member declaration, property access, or on the left-hand-side of an 'in' expression

As listed by TypeScript diagnosticMessages.json

{0}, {1} and so on are filled in by the compiler.

Details

Category: Error
Severity: error

TS18029Private identifiers are not allowed in variable declarations.
TS2442Types have separate declarations of a private property '{0}'.
TS1024'readonly' modifier can only appear on a property declaration or index signature.
TS1166A computed property name in a class property declaration must have a simple literal type or a 'unique symbol' type.
TS1242'abstract' modifier can only appear on a class, method, or property declaration.
TS1275'accessor' modifier can only appear on a property declaration.
TS1436Decorators must precede the name and all keywords of property declarations.
TS17013Meta-property '{0}' is only allowed in the body of a function declaration, function expression, or constructor.

The error message

Details

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