From 5b26629a4d8ca388db1b272a7c8b8ea37f45c9f9 Mon Sep 17 00:00:00 2001
From: Igor Aleksanov <popzxc@yandex.ru>
Date: Sat, 5 Sep 2020 16:21:14 +0300
Subject: Support 'runnables' options in the vs code extension

---
 editors/code/src/lsp_ext.ts |  2 ++
 editors/code/src/run.ts     |  2 ++
 editors/code/src/tasks.ts   | 10 +++++++++-
 3 files changed, 13 insertions(+), 1 deletion(-)

(limited to 'editors/code/src')

diff --git a/editors/code/src/lsp_ext.ts b/editors/code/src/lsp_ext.ts
index eb422d3e7..f286b68a6 100644
--- a/editors/code/src/lsp_ext.ts
+++ b/editors/code/src/lsp_ext.ts
@@ -69,8 +69,10 @@ export interface Runnable {
     args: {
         workspaceRoot?: string;
         cargoArgs: string[];
+        cargoExtraArgs: string[];
         executableArgs: string[];
         expectTest?: boolean;
+        overrideCargo?: string;
     };
 }
 export const runnables = new lc.RequestType<RunnablesParams, Runnable[], void>("experimental/runnables");
diff --git a/editors/code/src/run.ts b/editors/code/src/run.ts
index de68f27ae..459b7f250 100644
--- a/editors/code/src/run.ts
+++ b/editors/code/src/run.ts
@@ -129,6 +129,7 @@ export async function createTask(runnable: ra.Runnable, config: Config): Promise
     }
 
     const args = [...runnable.args.cargoArgs]; // should be a copy!
+    args.push(...runnable.args.cargoExtraArgs); // Append user-specified cargo options.
     if (runnable.args.executableArgs.length > 0) {
         args.push('--', ...runnable.args.executableArgs);
     }
@@ -139,6 +140,7 @@ export async function createTask(runnable: ra.Runnable, config: Config): Promise
         args: args.slice(1),
         cwd: runnable.args.workspaceRoot || ".",
         env: prepareEnv(runnable, config.runnableEnv),
+        overrideCargo: runnable.args.overrideCargo,
     };
 
     const target = vscode.workspace.workspaceFolders![0]; // safe, see main activate()
diff --git a/editors/code/src/tasks.ts b/editors/code/src/tasks.ts
index 14abbd5b7..a3ff15102 100644
--- a/editors/code/src/tasks.ts
+++ b/editors/code/src/tasks.ts
@@ -13,6 +13,7 @@ export interface CargoTaskDefinition extends vscode.TaskDefinition {
     args?: string[];
     cwd?: string;
     env?: { [key: string]: string };
+    overrideCargo?: string;
 }
 
 class CargoTaskProvider implements vscode.TaskProvider {
@@ -98,7 +99,14 @@ export async function buildCargoTask(
     }
 
     if (!exec) {
-        exec = new vscode.ShellExecution(toolchain.cargoPath(), args, definition);
+        // Check whether we must use a user-defined substitute for cargo.
+        const cargoCommand = definition.overrideCargo ? definition.overrideCargo : toolchain.cargoPath();
+
+        // Prepare the whole command as one line. It is required if user has provided override command which contains spaces,
+        // for example "wrapper cargo". Without manual preparation the overridden command will be quoted and fail to execute.
+        const fullCommand = [cargoCommand, ...args].join(" ");
+
+        exec = new vscode.ShellExecution(fullCommand, definition);
     }
 
     return new vscode.Task(
-- 
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