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|
import * as child_process from 'child_process';
import * as util from 'util';
import * as vscode from 'vscode';
import * as lc from 'vscode-languageclient';
import { Server } from '../server';
interface RunnablesParams {
textDocument: lc.TextDocumentIdentifier;
position?: lc.Position;
}
interface Runnable {
label: string;
bin: string;
args: string[];
env: { [index: string]: string };
}
class RunnableQuickPick implements vscode.QuickPickItem {
public label: string;
public description?: string | undefined;
public detail?: string | undefined;
public picked?: boolean | undefined;
constructor(public runnable: 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: Runnable): vscode.Task {
const TASK_SOURCE = 'Rust';
const definition: CargoTaskDefinition = {
type: 'cargo',
label: spec.label,
command: spec.bin,
args: spec.args,
env: spec.env
};
const execOption: vscode.ShellExecutionOptions = {
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,
['$rustc']
);
t.presentationOptions.clear = true;
return t;
}
let prevRunnable: RunnableQuickPick | undefined;
export async function handle() {
const editor = vscode.window.activeTextEditor;
if (editor == null || editor.document.languageId !== 'rust') {
return;
}
const textDocument: lc.TextDocumentIdentifier = {
uri: editor.document.uri.toString()
};
const params: RunnablesParams = {
textDocument,
position: Server.client.code2ProtocolConverter.asPosition(
editor.selection.active
)
};
const runnables = await Server.client.sendRequest<Runnable[]>(
'rust-analyzer/runnables',
params
);
const items: RunnableQuickPick[] = [];
if (prevRunnable) {
items.push(prevRunnable);
}
for (const r of runnables) {
if (
prevRunnable &&
JSON.stringify(prevRunnable.runnable) === JSON.stringify(r)
) {
continue;
}
items.push(new RunnableQuickPick(r));
}
const item = await vscode.window.showQuickPick(items);
if (item) {
item.detail = 'rerun';
prevRunnable = item;
const task = createTask(item.runnable);
return await vscode.tasks.executeTask(task);
}
}
export async function handleSingle(runnable: Runnable) {
const editor = vscode.window.activeTextEditor;
if (editor == null || editor.document.languageId !== 'rust') {
return;
}
const task = createTask(runnable);
task.group = vscode.TaskGroup.Build;
task.presentationOptions = {
reveal: vscode.TaskRevealKind.Always,
panel: vscode.TaskPanelKind.Dedicated,
clear: true
};
return vscode.tasks.executeTask(task);
}
export const autoCargoWatchTask: vscode.Task = {
name: 'cargo watch',
source: 'rust-analyzer',
definition: {
type: 'watch'
},
execution: new vscode.ShellExecution('cargo', ['watch'], { cwd: '.' }),
isBackground: true,
problemMatchers: ['$rustc-watch'],
presentationOptions: {
clear: true
},
// Not yet exposed in the vscode.d.ts
// https://github.com/Microsoft/vscode/blob/ea7c31d770e04b51d586b0d3944f3a7feb03afb9/src/vs/workbench/contrib/tasks/common/tasks.ts#L444-L456
runOptions: ({
runOn: 2 // RunOnOptions.folderOpen
} as unknown) as vscode.RunOptions
};
/**
* Interactively asks the user whether we should run `cargo check` in order to
* provide inline diagnostics; the user is met with a series of dialog boxes
* that, when accepted, allow us to `cargo install cargo-watch` and then run it.
*/
export async function interactivelyStartCargoWatch() {
if (!Server.config.enableCargoWatchOnStartup) {
return;
}
const execPromise = util.promisify(child_process.exec);
const watch = await vscode.window.showInformationMessage(
'Start watching changes with cargo? (Executes `cargo watch`, provides inline diagnostics)',
'yes',
'no'
);
if (watch === 'no') {
return;
}
const { stderr } = await execPromise('cargo watch --version').catch(e => e);
if (stderr.includes('no such subcommand: `watch`')) {
const msg =
'The `cargo-watch` subcommand is not installed. Install? (takes ~1-2 minutes)';
const install = await vscode.window.showInformationMessage(
msg,
'yes',
'no'
);
if (install === 'no') {
return;
}
const label = 'install-cargo-watch';
const taskFinished = new Promise((resolve, reject) => {
const disposable = vscode.tasks.onDidEndTask(({ execution }) => {
if (execution.task.name === label) {
disposable.dispose();
resolve();
}
});
});
vscode.tasks.executeTask(
createTask({
label,
bin: 'cargo',
args: ['install', 'cargo-watch'],
env: {}
})
);
await taskFinished;
const output = await execPromise('cargo watch --version').catch(e => e);
if (output.stderr !== '') {
vscode.window.showErrorMessage(
`Couldn't install \`cargo-\`watch: ${output.stderr}`
);
return;
}
}
vscode.tasks.executeTask(autoCargoWatchTask);
}
|
