From f3e04fbbabe2887542a9bb57fffcabc7cb50d406 Mon Sep 17 00:00:00 2001
From: vsrs <vit@conrlab.com>
Date: Wed, 27 May 2020 19:40:13 +0300
Subject: Add `inRustProject` when-clause for commands.

---
 editors/code/package.json | 66 ++++++++++++++++++++++++++++++++++++++++++++++-
 editors/code/src/main.ts  |  6 +++++
 editors/code/src/util.ts  |  5 ++++
 3 files changed, 76 insertions(+), 1 deletion(-)

(limited to 'editors')

diff --git a/editors/code/package.json b/editors/code/package.json
index acf3ca4b5..75dbafc05 100644
--- a/editors/code/package.json
+++ b/editors/code/package.json
@@ -694,6 +694,70 @@
                     ]
                 }
             }
-        ]
+        ],
+        "menus": {
+            "commandPalette": [
+                {
+                    "command": "rust-analyzer.syntaxTree",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.expandMacro",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.matchingBrace",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.parentModule",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.joinLines",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.run",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.debug",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.newDebugConfig",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.analyzerStatus",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.collectGarbage",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.reload",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.onEnter",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.ssr",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.serverVersion",
+                    "when": "inRustProject"
+                },
+                {
+                    "command": "rust-analyzer.toggleInlayHints",
+                    "when": "inRustProject"
+                }
+            ]
+        }
     }
 }
diff --git a/editors/code/src/main.ts b/editors/code/src/main.ts
index 31ac81ee8..b7337621c 100644
--- a/editors/code/src/main.ts
+++ b/editors/code/src/main.ts
@@ -12,10 +12,13 @@ import { log, assert, isValidExecutable } from './util';
 import { PersistentState } from './persistent_state';
 import { fetchRelease, download } from './net';
 import { activateTaskProvider } from './tasks';
+import { setContextValue } from './util';
 import { exec } from 'child_process';
 
 let ctx: Ctx | undefined;
 
+const RUST_PROJECT_CONTEXT_NAME = "inRustProject";
+
 export async function activate(context: vscode.ExtensionContext) {
     // Register a "dumb" onEnter command for the case where server fails to
     // start.
@@ -54,6 +57,8 @@ export async function activate(context: vscode.ExtensionContext) {
     // This a horribly, horribly wrong way to deal with this problem.
     ctx = await Ctx.create(config, context, serverPath, workspaceFolder.uri.fsPath);
 
+    setContextValue(RUST_PROJECT_CONTEXT_NAME, true);
+
     // Commands which invokes manually via command palette, shortcut, etc.
 
     // Reloading is inspired by @DanTup maneuver: https://github.com/microsoft/vscode/issues/45774#issuecomment-373423895
@@ -109,6 +114,7 @@ export async function activate(context: vscode.ExtensionContext) {
 }
 
 export async function deactivate() {
+    setContextValue(RUST_PROJECT_CONTEXT_NAME, undefined);
     await ctx?.client.stop();
     ctx = undefined;
 }
diff --git a/editors/code/src/util.ts b/editors/code/src/util.ts
index 793c481fb..352ef9162 100644
--- a/editors/code/src/util.ts
+++ b/editors/code/src/util.ts
@@ -94,3 +94,8 @@ export function isValidExecutable(path: string): boolean {
 
     return res.status === 0;
 }
+
+/** Sets ['when'](https://code.visualstudio.com/docs/getstarted/keybindings#_when-clause-contexts) clause contexts */
+export function setContextValue(key: string, value: any): Thenable<void> {
+    return vscode.commands.executeCommand('setContext', key, value);
+}
-- 
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