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import * as vscode from 'vscode';
import * as lc from 'vscode-languageclient';
import * as ra from '../rust-analyzer-api';
import * as os from "os";
import { Ctx, Cmd } from '../ctx';
import { Cargo } from '../cargo';
export function run(ctx: Ctx): Cmd {
let prevRunnable: RunnableQuickPick | undefined;
return async () => {
const editor = ctx.activeRustEditor;
const client = ctx.client;
if (!editor || !client) return;
const textDocument: lc.TextDocumentIdentifier = {
uri: editor.document.uri.toString(),
};
const runnables = await client.sendRequest(ra.runnables, {
textDocument,
position: client.code2ProtocolConverter.asPosition(
editor.selection.active,
),
});
const items: RunnableQuickPick[] = [];
if (prevRunnable) {
items.push(prevRunnable);
}
for (const r of runnables) {
if (
prevRunnable &&
JSON.stringify(prevRunnable.runnable) === JSON.stringify(r)
) {
continue;
}
items.push(new RunnableQuickPick(r));
}
const item = await vscode.window.showQuickPick(items);
if (!item) return;
item.detail = 'rerun';
prevRunnable = item;
const task = createTask(item.runnable);
return await vscode.tasks.executeTask(task);
};
}
export function runSingle(ctx: Ctx): Cmd {
return async (runnable: ra.Runnable) => {
const editor = ctx.activeRustEditor;
if (!editor) return;
const task = createTask(runnable);
task.group = vscode.TaskGroup.Build;
task.presentationOptions = {
reveal: vscode.TaskRevealKind.Always,
panel: vscode.TaskPanelKind.Dedicated,
clear: true,
};
return vscode.tasks.executeTask(task);
};
}
function getLldbDebugConfig(config: ra.Runnable, executable: string, sourceFileMap?: Record<string, string>): vscode.DebugConfiguration {
return {
type: "lldb",
request: "launch",
name: config.label,
program: executable,
args: config.extraArgs,
cwd: config.cwd,
sourceMap: sourceFileMap,
sourceLanguages: ["rust"]
};
}
function getCppvsDebugConfig(config: ra.Runnable, executable: string, sourceFileMap?: Record<string, string>): vscode.DebugConfiguration {
return {
type: (os.platform() === "win32") ? "cppvsdbg" : 'cppdbg',
request: "launch",
name: config.label,
program: executable,
args: config.extraArgs,
cwd: config.cwd,
sourceFileMap: sourceFileMap,
};
}
const debugOutput = vscode.window.createOutputChannel("Debug");
async function getDebugExecutable(config: ra.Runnable): Promise<string> {
const cargo = new Cargo(config.cwd || '.', debugOutput);
const executable = await cargo.executableFromArgs(config.args);
// if we are here, there were no compilation errors.
return executable;
}
type DebugConfigProvider = (config: ra.Runnable, executable: string, sourceFileMap?: Record<string, string>) => vscode.DebugConfiguration;
export function debugSingle(ctx: Ctx): Cmd {
return async (config: ra.Runnable) => {
const editor = ctx.activeRustEditor;
if (!editor) return;
const knownEngines: Record<string, DebugConfigProvider> = {
"vadimcn.vscode-lldb": getLldbDebugConfig,
"ms-vscode.cpptools": getCppvsDebugConfig
};
const debugOptions = ctx.config.debug;
let debugEngine = null;
if (debugOptions.engine === "auto") {
for (var engineId in knownEngines) {
debugEngine = vscode.extensions.getExtension(engineId);
if (debugEngine) break;
}
}
else {
debugEngine = vscode.extensions.getExtension(debugOptions.engine);
}
if (!debugEngine) {
vscode.window.showErrorMessage(`Install [CodeLLDB](https://marketplace.visualstudio.com/items?itemName=vadimcn.vscode-lldb)`
+ ` or [MS C++ tools](https://marketplace.visualstudio.com/items?itemName=ms-vscode.cpptools) extension for debugging.`);
return;
}
debugOutput.clear();
if (ctx.config.debug.openUpDebugPane) {
debugOutput.show(true);
}
const executable = await getDebugExecutable(config);
const debugConfig = knownEngines[debugEngine.id](config, executable, debugOptions.sourceFileMap);
if (debugConfig.type in debugOptions.engineSettings) {
const settingsMap = (debugOptions.engineSettings as any)[debugConfig.type];
for (var key in settingsMap) {
debugConfig[key] = settingsMap[key];
}
}
debugOutput.appendLine("Launching debug configuration:");
debugOutput.appendLine(JSON.stringify(debugConfig, null, 2));
return vscode.debug.startDebugging(undefined, debugConfig);
};
}
class RunnableQuickPick implements vscode.QuickPickItem {
public label: string;
public description?: string | undefined;
public detail?: string | undefined;
public picked?: boolean | undefined;
constructor(public runnable: ra.Runnable) {
this.label = runnable.label;
}
}
interface CargoTaskDefinition extends vscode.TaskDefinition {
type: 'cargo';
label: string;
command: string;
args: string[];
env?: { [key: string]: string };
}
function createTask(spec: ra.Runnable): vscode.Task {
const TASK_SOURCE = 'Rust';
const definition: CargoTaskDefinition = {
type: 'cargo',
label: spec.label,
command: spec.bin,
args: spec.extraArgs ? [...spec.args, '--', ...spec.extraArgs] : spec.args,
env: spec.env,
};
const execOption: vscode.ShellExecutionOptions = {
cwd: spec.cwd || '.',
env: definition.env,
};
const exec = new vscode.ShellExecution(
definition.command,
definition.args,
execOption,
);
const f = vscode.workspace.workspaceFolders![0];
const t = new vscode.Task(
definition,
f,
definition.label,
TASK_SOURCE,
exec,
['$rustc'],
);
t.presentationOptions.clear = true;
return t;
}
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