[I] DecoratorContext

Context passed to decorator implementations.

Extends

Property	Type	Description	Overrides
`decoratorTarget`	`DiagnosticTarget`	The diagnostic target for the decorator application.	-
`program`	`Program`	The current TypeSpec Program.	`InvocationContext.program`

call<T, A, R>(
   decorator,
   target, ...
   args): R;

Helper to call a decorator implementation from within another decorator implementation.

This function is identical to callDecorator.

Parameter	Type	Description
`decorator`	(`context`, `target`, …`args`) => `R`	The decorator function to call.
`target`	`T`	The target to which the decorator is applied.
…`args`	`A`	Arguments to pass to the decorator.

R

callDecorator<T, A, R>(
   decorator,
   target, ...
   args): R;

Helper to call a decorator implementation from within another decorator implementation.

Parameter	Type	Description
`decorator`	(`context`, `target`, …`args`) => `R`	The decorator function to call.
`target`	`T`	The target to which the decorator is applied.
…`args`	`A`	Arguments to pass to the decorator.

R

InvocationContext.callDecorator

callFunction<A, R>(func, ...args): R;

Helper to call a function implementation from within a decorator implementation.

Type Parameter
`A` extends `any`[]
`R`

Parameter	Type	Description
`func`	(`context`, …`args`) => `R`	The function implementation to call.
…`args`	`A`	Arguments to pass to the function.

R

InvocationContext.callFunction

getArgumentTarget(argIndex): DiagnosticTarget | undefined;

Helper to get the target for a given argument index.

Parameter	Type	Description
`argIndex`	`number`	Argument index in the decorator call.

@dec("hello", 123)
model MyModel { }

InvocationContext.getArgumentTarget