Goto Declaration 请求

转到声明请求从客户端发送到服务器，以解析给定文本文档位置的符号声明位置。

结果类型 LocationLink[] 是在 3.14.0 版中引入的，它依赖于相应的客户端功能 textDocument.declaration.linkSupport。

客户端能力(Client capability):

• 属性路径: textDocument.declaration
• 属性类型: DeclarationClientCapabilities, 定义如下:

export interface DeclarationClientCapabilities {
	/**
	 * Whether declaration supports dynamic registration. If this is set to
	 * `true` the client supports the new `DeclarationRegistrationOptions`
	 * return value for the corresponding server capability as well.
	 */
	dynamicRegistration?: boolean;

	/**
	 * The client supports additional metadata in the form of declaration links.
	 */
	linkSupport?: boolean;
}

服务端能力(Server capability):

• 属性路径: declarationProvider
• 属性类型: boolean | DeclarationOptions | DeclarationRegistrationOptions, DeclarationOptions 定义如下:

export interface DeclarationOptions extends WorkDoneProgressOptions {
}

注册选项(Registration Options): DeclarationRegistrationOptions, 定义如下:

export interface DeclarationRegistrationOptions extends DeclarationOptions,
	TextDocumentRegistrationOptions, StaticRegistrationOptions {
}

请求(Request):

• method: "textDocument/declaration"
• params: DeclarationParams, 定义如下:

export interface DeclarationParams extends TextDocumentPositionParams,
	WorkDoneProgressParams, PartialResultParams {
}

响应(Response):

• result: Location | Location[] | LocationLink[] |null
• partial result: Location[] | LocationLink[]
• error: code 和 message，以防在请求期间发生异常。