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-rw-r--r--editors/code/src/commands.ts55
-rw-r--r--editors/code/src/lsp_ext.ts1
-rw-r--r--editors/code/src/main.ts1
3 files changed, 57 insertions, 0 deletions
diff --git a/editors/code/src/commands.ts b/editors/code/src/commands.ts
index b12e134ca..c1c9f9754 100644
--- a/editors/code/src/commands.ts
+++ b/editors/code/src/commands.ts
@@ -340,6 +340,61 @@ export function syntaxTree(ctx: Ctx): Cmd {
340 }; 340 };
341} 341}
342 342
343// Opens the virtual file that will show the HIR of the function containing the cursor position
344//
345// The contents of the file come from the `TextDocumentContentProvider`
346export function viewHir(ctx: Ctx): Cmd {
347 const tdcp = new class implements vscode.TextDocumentContentProvider {
348 readonly uri = vscode.Uri.parse('rust-analyzer://viewHir/hir.txt');
349 readonly eventEmitter = new vscode.EventEmitter<vscode.Uri>();
350 constructor() {
351 vscode.workspace.onDidChangeTextDocument(this.onDidChangeTextDocument, this, ctx.subscriptions);
352 vscode.window.onDidChangeActiveTextEditor(this.onDidChangeActiveTextEditor, this, ctx.subscriptions);
353 }
354
355 private onDidChangeTextDocument(event: vscode.TextDocumentChangeEvent) {
356 if (isRustDocument(event.document)) {
357 // We need to order this after language server updates, but there's no API for that.
358 // Hence, good old sleep().
359 void sleep(10).then(() => this.eventEmitter.fire(this.uri));
360 }
361 }
362 private onDidChangeActiveTextEditor(editor: vscode.TextEditor | undefined) {
363 if (editor && isRustEditor(editor)) {
364 this.eventEmitter.fire(this.uri);
365 }
366 }
367
368 provideTextDocumentContent(_uri: vscode.Uri, ct: vscode.CancellationToken): vscode.ProviderResult<string> {
369 const rustEditor = ctx.activeRustEditor;
370 const client = ctx.client;
371 if (!rustEditor || !client) return '';
372
373 const params = {
374 textDocument: client.code2ProtocolConverter.asTextDocumentIdentifier(rustEditor.document),
375 position: client.code2ProtocolConverter.asPosition(
376 rustEditor.selection.active,
377 ),
378 };
379 return client.sendRequest(ra.viewHir, params, ct);
380 }
381
382 get onDidChange(): vscode.Event<vscode.Uri> {
383 return this.eventEmitter.event;
384 }
385 };
386
387 ctx.pushCleanup(vscode.workspace.registerTextDocumentContentProvider('rust-analyzer', tdcp));
388
389 return async () => {
390 const document = await vscode.workspace.openTextDocument(tdcp.uri);
391 tdcp.eventEmitter.fire(tdcp.uri);
392 void await vscode.window.showTextDocument(document, {
393 viewColumn: vscode.ViewColumn.Two,
394 preserveFocus: true
395 });
396 };
397}
343 398
344// Opens the virtual file that will show the syntax tree 399// Opens the virtual file that will show the syntax tree
345// 400//
diff --git a/editors/code/src/lsp_ext.ts b/editors/code/src/lsp_ext.ts
index 5e877ce65..d21a3db86 100644
--- a/editors/code/src/lsp_ext.ts
+++ b/editors/code/src/lsp_ext.ts
@@ -24,6 +24,7 @@ export interface SyntaxTreeParams {
24} 24}
25export const syntaxTree = new lc.RequestType<SyntaxTreeParams, string, void>("rust-analyzer/syntaxTree"); 25export const syntaxTree = new lc.RequestType<SyntaxTreeParams, string, void>("rust-analyzer/syntaxTree");
26 26
27export const viewHir = new lc.RequestType<lc.TextDocumentPositionParams, string, void>("rust-analyzer/viewHir");
27 28
28export interface ExpandMacroParams { 29export interface ExpandMacroParams {
29 textDocument: lc.TextDocumentIdentifier; 30 textDocument: lc.TextDocumentIdentifier;
diff --git a/editors/code/src/main.ts b/editors/code/src/main.ts
index 282240d84..60907dfd4 100644
--- a/editors/code/src/main.ts
+++ b/editors/code/src/main.ts
@@ -105,6 +105,7 @@ async function tryActivate(context: vscode.ExtensionContext) {
105 ctx.registerCommand('joinLines', commands.joinLines); 105 ctx.registerCommand('joinLines', commands.joinLines);
106 ctx.registerCommand('parentModule', commands.parentModule); 106 ctx.registerCommand('parentModule', commands.parentModule);
107 ctx.registerCommand('syntaxTree', commands.syntaxTree); 107 ctx.registerCommand('syntaxTree', commands.syntaxTree);
108 ctx.registerCommand('viewHir', commands.viewHir);
108 ctx.registerCommand('expandMacro', commands.expandMacro); 109 ctx.registerCommand('expandMacro', commands.expandMacro);
109 ctx.registerCommand('run', commands.run); 110 ctx.registerCommand('run', commands.run);
110 ctx.registerCommand('debug', commands.debug); 111 ctx.registerCommand('debug', commands.debug);