mirror of
https://github.com/denoland/deno.git
synced 2024-12-18 05:14:21 -05:00
2fcf1f14cf
This upgrades TypeScript to 5.0.2, but does not have ES decorator support because swc does not support that yet.
372 lines
12 KiB
TypeScript
372 lines
12 KiB
TypeScript
/*! *****************************************************************************
|
|
Copyright (c) Microsoft Corporation. All rights reserved.
|
|
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
|
|
this file except in compliance with the License. You may obtain a copy of the
|
|
License at http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
|
|
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
|
|
MERCHANTABLITY OR NON-INFRINGEMENT.
|
|
|
|
See the Apache Version 2.0 License for specific language governing permissions
|
|
and limitations under the License.
|
|
***************************************************************************** */
|
|
|
|
|
|
/// <reference no-default-lib="true"/>
|
|
|
|
/**
|
|
* The decorator context types provided to class element decorators.
|
|
*/
|
|
type ClassMemberDecoratorContext =
|
|
| ClassMethodDecoratorContext
|
|
| ClassGetterDecoratorContext
|
|
| ClassSetterDecoratorContext
|
|
| ClassFieldDecoratorContext
|
|
| ClassAccessorDecoratorContext
|
|
;
|
|
|
|
/**
|
|
* The decorator context types provided to any decorator.
|
|
*/
|
|
type DecoratorContext =
|
|
| ClassDecoratorContext
|
|
| ClassMemberDecoratorContext
|
|
;
|
|
|
|
/**
|
|
* Context provided to a class decorator.
|
|
* @template Class The type of the decorated class associated with this context.
|
|
*/
|
|
interface ClassDecoratorContext<
|
|
Class extends abstract new (...args: any) => any = abstract new (...args: any) => any,
|
|
> {
|
|
/** The kind of element that was decorated. */
|
|
readonly kind: "class";
|
|
|
|
/** The name of the decorated class. */
|
|
readonly name: string | undefined;
|
|
|
|
/**
|
|
* Adds a callback to be invoked after the class definition has been finalized.
|
|
*
|
|
* @example
|
|
* ```ts
|
|
* function customElement(name: string): ClassDecoratorFunction {
|
|
* return (target, context) => {
|
|
* context.addInitializer(function () {
|
|
* customElements.define(name, this);
|
|
* });
|
|
* }
|
|
* }
|
|
*
|
|
* @customElement("my-element")
|
|
* class MyElement {}
|
|
* ```
|
|
*/
|
|
addInitializer(initializer: (this: Class) => void): void;
|
|
}
|
|
|
|
/**
|
|
* Context provided to a class method decorator.
|
|
* @template This The type on which the class element will be defined. For a static class element, this will be
|
|
* the type of the constructor. For a non-static class element, this will be the type of the instance.
|
|
* @template Value The type of the decorated class method.
|
|
*/
|
|
interface ClassMethodDecoratorContext<
|
|
This = unknown,
|
|
Value extends (this: This, ...args: any) => any = (this: This, ...args: any) => any,
|
|
> {
|
|
/** The kind of class element that was decorated. */
|
|
readonly kind: "method";
|
|
|
|
/** The name of the decorated class element. */
|
|
readonly name: string | symbol;
|
|
|
|
/** A value indicating whether the class element is a static (`true`) or instance (`false`) element. */
|
|
readonly static: boolean;
|
|
|
|
/** A value indicating whether the class element has a private name. */
|
|
readonly private: boolean;
|
|
|
|
/** An object that can be used to access the current value of the class element at runtime. */
|
|
readonly access: {
|
|
/**
|
|
* Determines whether an object has a property with the same name as the decorated element.
|
|
*/
|
|
has(object: This): boolean;
|
|
/**
|
|
* Gets the current value of the method from the provided object.
|
|
*
|
|
* @example
|
|
* let fn = context.access.get(instance);
|
|
*/
|
|
get(object: This): Value;
|
|
};
|
|
|
|
/**
|
|
* Adds a callback to be invoked either before static initializers are run (when
|
|
* decorating a `static` element), or before instance initializers are run (when
|
|
* decorating a non-`static` element).
|
|
*
|
|
* @example
|
|
* ```ts
|
|
* const bound: ClassMethodDecoratorFunction = (value, context) {
|
|
* if (context.private) throw new TypeError("Not supported on private methods.");
|
|
* context.addInitializer(function () {
|
|
* this[context.name] = this[context.name].bind(this);
|
|
* });
|
|
* }
|
|
*
|
|
* class C {
|
|
* message = "Hello";
|
|
*
|
|
* @bound
|
|
* m() {
|
|
* console.log(this.message);
|
|
* }
|
|
* }
|
|
* ```
|
|
*/
|
|
addInitializer(initializer: (this: This) => void): void;
|
|
}
|
|
|
|
/**
|
|
* Context provided to a class getter decorator.
|
|
* @template This The type on which the class element will be defined. For a static class element, this will be
|
|
* the type of the constructor. For a non-static class element, this will be the type of the instance.
|
|
* @template Value The property type of the decorated class getter.
|
|
*/
|
|
interface ClassGetterDecoratorContext<
|
|
This = unknown,
|
|
Value = unknown,
|
|
> {
|
|
/** The kind of class element that was decorated. */
|
|
readonly kind: "getter";
|
|
|
|
/** The name of the decorated class element. */
|
|
readonly name: string | symbol;
|
|
|
|
/** A value indicating whether the class element is a static (`true`) or instance (`false`) element. */
|
|
readonly static: boolean;
|
|
|
|
/** A value indicating whether the class element has a private name. */
|
|
readonly private: boolean;
|
|
|
|
/** An object that can be used to access the current value of the class element at runtime. */
|
|
readonly access: {
|
|
/**
|
|
* Determines whether an object has a property with the same name as the decorated element.
|
|
*/
|
|
has(object: This): boolean;
|
|
/**
|
|
* Invokes the getter on the provided object.
|
|
*
|
|
* @example
|
|
* let value = context.access.get(instance);
|
|
*/
|
|
get(object: This): Value;
|
|
};
|
|
|
|
/**
|
|
* Adds a callback to be invoked either before static initializers are run (when
|
|
* decorating a `static` element), or before instance initializers are run (when
|
|
* decorating a non-`static` element).
|
|
*/
|
|
addInitializer(initializer: (this: This) => void): void;
|
|
}
|
|
|
|
/**
|
|
* Context provided to a class setter decorator.
|
|
* @template This The type on which the class element will be defined. For a static class element, this will be
|
|
* the type of the constructor. For a non-static class element, this will be the type of the instance.
|
|
* @template Value The type of the decorated class setter.
|
|
*/
|
|
interface ClassSetterDecoratorContext<
|
|
This = unknown,
|
|
Value = unknown,
|
|
> {
|
|
/** The kind of class element that was decorated. */
|
|
readonly kind: "setter";
|
|
|
|
/** The name of the decorated class element. */
|
|
readonly name: string | symbol;
|
|
|
|
/** A value indicating whether the class element is a static (`true`) or instance (`false`) element. */
|
|
readonly static: boolean;
|
|
|
|
/** A value indicating whether the class element has a private name. */
|
|
readonly private: boolean;
|
|
|
|
/** An object that can be used to access the current value of the class element at runtime. */
|
|
readonly access: {
|
|
/**
|
|
* Determines whether an object has a property with the same name as the decorated element.
|
|
*/
|
|
has(object: This): boolean;
|
|
/**
|
|
* Invokes the setter on the provided object.
|
|
*
|
|
* @example
|
|
* context.access.set(instance, value);
|
|
*/
|
|
set(object: This, value: Value): void;
|
|
};
|
|
|
|
/**
|
|
* Adds a callback to be invoked either before static initializers are run (when
|
|
* decorating a `static` element), or before instance initializers are run (when
|
|
* decorating a non-`static` element).
|
|
*/
|
|
addInitializer(initializer: (this: This) => void): void;
|
|
}
|
|
|
|
/**
|
|
* Context provided to a class `accessor` field decorator.
|
|
* @template This The type on which the class element will be defined. For a static class element, this will be
|
|
* the type of the constructor. For a non-static class element, this will be the type of the instance.
|
|
* @template Value The type of decorated class field.
|
|
*/
|
|
interface ClassAccessorDecoratorContext<
|
|
This = unknown,
|
|
Value = unknown,
|
|
> {
|
|
/** The kind of class element that was decorated. */
|
|
readonly kind: "accessor";
|
|
|
|
/** The name of the decorated class element. */
|
|
readonly name: string | symbol;
|
|
|
|
/** A value indicating whether the class element is a static (`true`) or instance (`false`) element. */
|
|
readonly static: boolean;
|
|
|
|
/** A value indicating whether the class element has a private name. */
|
|
readonly private: boolean;
|
|
|
|
/** An object that can be used to access the current value of the class element at runtime. */
|
|
readonly access: {
|
|
/**
|
|
* Determines whether an object has a property with the same name as the decorated element.
|
|
*/
|
|
has(object: This): boolean;
|
|
|
|
/**
|
|
* Invokes the getter on the provided object.
|
|
*
|
|
* @example
|
|
* let value = context.access.get(instance);
|
|
*/
|
|
get(object: This): Value;
|
|
|
|
/**
|
|
* Invokes the setter on the provided object.
|
|
*
|
|
* @example
|
|
* context.access.set(instance, value);
|
|
*/
|
|
set(object: This, value: Value): void;
|
|
};
|
|
|
|
/**
|
|
* Adds a callback to be invoked either before static initializers are run (when
|
|
* decorating a `static` element), or before instance initializers are run (when
|
|
* decorating a non-`static` element).
|
|
*/
|
|
addInitializer(initializer: (this: This) => void): void;
|
|
}
|
|
|
|
/**
|
|
* Describes the target provided to class `accessor` field decorators.
|
|
* @template This The `this` type to which the target applies.
|
|
* @template Value The property type for the class `accessor` field.
|
|
*/
|
|
interface ClassAccessorDecoratorTarget<This, Value> {
|
|
/**
|
|
* Invokes the getter that was defined prior to decorator application.
|
|
*
|
|
* @example
|
|
* let value = target.get.call(instance);
|
|
*/
|
|
get(this: This): Value;
|
|
|
|
/**
|
|
* Invokes the setter that was defined prior to decorator application.
|
|
*
|
|
* @example
|
|
* target.set.call(instance, value);
|
|
*/
|
|
set(this: This, value: Value): void;
|
|
}
|
|
|
|
/**
|
|
* Describes the allowed return value from a class `accessor` field decorator.
|
|
* @template This The `this` type to which the target applies.
|
|
* @template Value The property type for the class `accessor` field.
|
|
*/
|
|
interface ClassAccessorDecoratorResult<This, Value> {
|
|
/**
|
|
* An optional replacement getter function. If not provided, the existing getter function is used instead.
|
|
*/
|
|
get?(this: This): Value;
|
|
|
|
/**
|
|
* An optional replacement setter function. If not provided, the existing setter function is used instead.
|
|
*/
|
|
set?(this: This, value: Value): void;
|
|
|
|
/**
|
|
* An optional initializer mutator that is invoked when the underlying field initializer is evaluated.
|
|
* @param value The incoming initializer value.
|
|
* @returns The replacement initializer value.
|
|
*/
|
|
init?(this: This, value: Value): Value;
|
|
}
|
|
|
|
/**
|
|
* Context provided to a class field decorator.
|
|
* @template This The type on which the class element will be defined. For a static class element, this will be
|
|
* the type of the constructor. For a non-static class element, this will be the type of the instance.
|
|
* @template Value The type of the decorated class field.
|
|
*/
|
|
interface ClassFieldDecoratorContext<
|
|
This = unknown,
|
|
Value = unknown,
|
|
> {
|
|
/** The kind of class element that was decorated. */
|
|
readonly kind: "field";
|
|
|
|
/** The name of the decorated class element. */
|
|
readonly name: string | symbol;
|
|
|
|
/** A value indicating whether the class element is a static (`true`) or instance (`false`) element. */
|
|
readonly static: boolean;
|
|
|
|
/** A value indicating whether the class element has a private name. */
|
|
readonly private: boolean;
|
|
|
|
/** An object that can be used to access the current value of the class element at runtime. */
|
|
readonly access: {
|
|
/**
|
|
* Determines whether an object has a property with the same name as the decorated element.
|
|
*/
|
|
has(object: This): boolean;
|
|
|
|
/**
|
|
* Gets the value of the field on the provided object.
|
|
*/
|
|
get(object: This): Value;
|
|
|
|
/**
|
|
* Sets the value of the field on the provided object.
|
|
*/
|
|
set(object: This, value: Value): void;
|
|
};
|
|
|
|
/**
|
|
* Adds a callback to be invoked either before static initializers are run (when
|
|
* decorating a `static` element), or before instance initializers are run (when
|
|
* decorating a non-`static` element).
|
|
*/
|
|
addInitializer(initializer: (this: This) => void): void;
|
|
}
|