From 7b199f6a4b7a947d1dad6a74b2b88758497d4efa Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Mon, 30 Dec 2019 20:10:40 +0100
Subject: Hints are not commands

---
 editors/code/src/commands/index.ts       |   2 -
 editors/code/src/commands/inlay_hints.ts | 113 -------------------------------
 2 files changed, 115 deletions(-)
 delete mode 100644 editors/code/src/commands/inlay_hints.ts

(limited to 'editors/code/src/commands')

diff --git a/editors/code/src/commands/index.ts b/editors/code/src/commands/index.ts
index 4a2e8e4db..89af4be90 100644
--- a/editors/code/src/commands/index.ts
+++ b/editors/code/src/commands/index.ts
@@ -10,7 +10,6 @@ import { onEnter } from './on_enter';
 import { parentModule } from './parent_module';
 import { syntaxTree } from './syntax_tree';
 import { expandMacro } from './expand_macro';
-import * as inlayHints from './inlay_hints';
 import { run, runSingle } from './runnables';
 
 function collectGarbage(ctx: Ctx): Cmd {
@@ -38,7 +37,6 @@ export {
     parentModule,
     syntaxTree,
     onEnter,
-    inlayHints,
     collectGarbage,
     run,
     runSingle,
diff --git a/editors/code/src/commands/inlay_hints.ts b/editors/code/src/commands/inlay_hints.ts
deleted file mode 100644
index 6d00152f8..000000000
--- a/editors/code/src/commands/inlay_hints.ts
+++ /dev/null
@@ -1,113 +0,0 @@
-import * as vscode from 'vscode';
-import * as lc from 'vscode-languageclient';
-import { Server } from '../server';
-
-interface InlayHintsParams {
-    textDocument: lc.TextDocumentIdentifier;
-}
-
-interface InlayHint {
-    range: vscode.Range;
-    kind: string;
-    label: string;
-}
-
-const typeHintDecorationType = vscode.window.createTextEditorDecorationType({
-    after: {
-        color: new vscode.ThemeColor('ralsp.inlayHint'),
-    },
-});
-
-export class HintsUpdater {
-    private displayHints = true;
-
-    public async toggleHintsDisplay(displayHints: boolean): Promise<void> {
-        if (this.displayHints !== displayHints) {
-            this.displayHints = displayHints;
-            return this.refreshVisibleEditorsHints(
-                displayHints ? undefined : [],
-            );
-        }
-    }
-
-    public async refreshHintsForVisibleEditors(
-        cause?: vscode.TextDocumentChangeEvent,
-    ): Promise<void> {
-        if (!this.displayHints) return;
-
-        if (
-            cause !== undefined &&
-            (cause.contentChanges.length === 0 ||
-                !this.isRustDocument(cause.document))
-        ) {
-            return;
-        }
-        return this.refreshVisibleEditorsHints();
-    }
-
-    private async refreshVisibleEditorsHints(
-        newDecorations?: vscode.DecorationOptions[],
-    ) {
-        const promises: Array<Promise<void>> = [];
-
-        for (const rustEditor of vscode.window.visibleTextEditors.filter(
-            editor => this.isRustDocument(editor.document),
-        )) {
-            if (newDecorations !== undefined) {
-                promises.push(
-                    Promise.resolve(
-                        rustEditor.setDecorations(
-                            typeHintDecorationType,
-                            newDecorations,
-                        ),
-                    ),
-                );
-            } else {
-                promises.push(this.updateDecorationsFromServer(rustEditor));
-            }
-        }
-
-        for (const promise of promises) {
-            await promise;
-        }
-    }
-
-    private isRustDocument(document: vscode.TextDocument): boolean {
-        return document && document.languageId === 'rust';
-    }
-
-    private async updateDecorationsFromServer(
-        editor: vscode.TextEditor,
-    ): Promise<void> {
-        const newHints = await this.queryHints(editor.document.uri.toString());
-        if (newHints !== null) {
-            const newDecorations = newHints.map(hint => ({
-                range: hint.range,
-                renderOptions: {
-                    after: {
-                        contentText: `: ${hint.label}`,
-                    },
-                },
-            }));
-            return editor.setDecorations(
-                typeHintDecorationType,
-                newDecorations,
-            );
-        }
-    }
-
-    private async queryHints(documentUri: string): Promise<InlayHint[] | null> {
-        const request: InlayHintsParams = {
-            textDocument: { uri: documentUri },
-        };
-        const client = Server.client;
-        return client
-            .onReady()
-            .then(() =>
-                client.sendRequest<InlayHint[] | null>(
-                    'rust-analyzer/inlayHints',
-                    request,
-                ),
-            );
-    }
-}
-- 
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