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[html] add hover for tags and embedded css

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This commit is contained in:
Martin Aeschlimann
2016-10-21 22:02:27 +02:00
parent 893ced4314
commit 1b2478dd2b
6 changed files with 62 additions and 7 deletions
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33
extensions/html/client/src/htmlMain.ts
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@@ -6,9 +6,9 @@
import * as path from 'path';
import { languages, workspace, ExtensionContext, IndentAction, commands, CompletionList } from 'vscode';
import { languages, workspace, ExtensionContext, IndentAction, commands, CompletionList, Hover } from 'vscode';
import { LanguageClient, LanguageClientOptions, ServerOptions, TransportKind, Position, RequestType, Protocol2Code, Code2Protocol } from 'vscode-languageclient';
import { CompletionList as LSCompletionList } from 'vscode-languageserver-types';
import { CompletionList as LSCompletionList, Hover as LSHover } from 'vscode-languageserver-types';
import { EMPTY_ELEMENTS } from './htmlEmptyTagsShared';
import { initializeEmbeddedContentDocuments } from './embeddedContentDocuments';
@@ -26,6 +26,17 @@ namespace EmbeddedCompletionRequest {
export const type: RequestType<EmbeddedCompletionParams, LSCompletionList, any> = { get method() { return 'embedded/completion'; } };
}
interface EmbeddedHoverParams {
uri: string;
version: number;
embeddedLanguageId: string;
position: Position;
}
namespace EmbeddedHoverRequest {
export const type: RequestType<EmbeddedHoverParams, LSHover, any> = { get method() { return 'embedded/hover'; } };
}
export function activate(context: ExtensionContext) {
// The server is implemented in node
@@ -79,6 +90,24 @@ export function activate(context: ExtensionContext) {
});
});
client.onRequest(EmbeddedHoverRequest.type, params => {
let position = Protocol2Code.asPosition(params.position);
let virtualDocumentURI = embeddedDocuments.getVirtualDocumentUri(params.uri, params.embeddedLanguageId);
return embeddedDocuments.openVirtualDocument(virtualDocumentURI, params.version).then(document => {
if (document) {
return commands.executeCommand<Hover[]>('vscode.executeHoverProvider', virtualDocumentURI, position).then(hover => {
if (hover && hover.length > 0) {
return <LSHover>{
contents: hover[0].contents,
range: Code2Protocol.asRange(hover[0].range)
};
}
return void 0;
});
}
return void 0;
});
});
let disposable = client.start();