Bring back "scanFileForErrors" command

client/src/lib/commands.ts

@@ -8,6 +8,7 @@ import { commands, Commands } from '../../../shared/commands/defs';
 // eslint-disable-next-line node/no-extraneous-import
 import { autoRegisterCommand } from 'vscode-generate-package-json';
 import type { LanguageClient } from 'vscode-languageclient/node';
+import { getEditorConfiguration } from './editorConfig';
 import { showError } from './errorUtil';
 import * as vscode from 'vscode';
 
@@ -17,6 +18,39 @@ export function registerListeners(
 	errorManager: ErrorManager,
 	phpstanProManager: PHPStanProManager
 ): void {
+	context.subscriptions.push(
+		autoRegisterCommand(
+			Commands.SCAN_FILE_FOR_ERRORS,
+			async () => {
+				const editorConfig = await getEditorConfiguration();
+				if (!editorConfig.singleFileMode) {
+					showError(
+						'Please enable single-file mode in the settings to scan a single file. Instead use "Scan project for errors" to scan the whole project.'
+					);
+					return;
+				}
+
+				const doc = vscode.window.activeTextEditor?.document;
+				if (doc) {
+					if (doc.languageId !== 'php') {
+						showError('Only PHP files can be scanned for errors');
+						return;
+					}
+
+					await client.sendNotification(watcherNotification, {
+						operation: 'check',
+						file: {
+							content: doc.getText(),
+							uri: doc.uri.toString(),
+							languageId: doc.languageId,
+						},
+					});
+				}
+			},
+			commands
+		)
+	);
+
 	context.subscriptions.push(
 		autoRegisterCommand(
 			Commands.SCAN_PROJECT,

package.json

@@ -164,6 +164,10 @@
 			}
 		},
 		"commands": [
+			{
+				"command": "phpstan.scanFileForErrors",
+				"title": "Scan current file for errors"
+			},
 			{
 				"command": "phpstan.scanProjectForErrors",
 				"title": "Scan project for errors"
@@ -184,6 +188,10 @@
 				"command": "phpstan.openPhpstanPro",
 				"title": "Open PHPStan Pro in browser"
 			},
+			{
+				"command": "cmd.phpstan.scanFileForErrors",
+				"title": "PHPStan: Scan current file for errors"
+			},
 			{
 				"command": "cmd.phpstan.scanProjectForErrors",
 				"title": "PHPStan: Scan project for errors"
@@ -207,6 +215,10 @@
 		],
 		"menus": {
 			"commandPalette": [
+				{
+					"command": "phpstan.scanFileForErrors",
+					"when": "false"
+				},
 				{
 					"command": "phpstan.scanProjectForErrors",
 					"when": "false"
@@ -227,6 +239,10 @@
 					"command": "phpstan.openPhpstanPro",
 					"when": "false"
 				},
+				{
+					"command": "cmd.phpstan.scanFileForErrors",
+					"when": "true"
+				},
 				{
 					"command": "cmd.phpstan.scanProjectForErrors",
 					"when": "true"
@@ -291,7 +307,7 @@
 		"@typescript-eslint/eslint-plugin": "^5.12.0",
 		"@typescript-eslint/parser": "latest",
 		"esbuild": "^0.20.2",
-		"eslint": "latest",
+		"eslint": "8",
 		"eslint-plugin-node": "^11.1.0",
 		"eslint-plugin-prettier": "latest",
 		"eslint-plugin-unused-imports": "^2.0.0",
@@ -312,4 +328,4 @@
 	"dependencies": {
 		"tmp-promise": "^3.0.3"
 	}
-}
+}

shared/commands/defs.ts

@@ -5,6 +5,7 @@ import type {
 } from 'vscode-generate-package-json';
 
 export enum Commands {
+	SCAN_FILE_FOR_ERRORS = 'phpstan.scanFileForErrors',
 	SCAN_PROJECT = 'phpstan.scanProjectForErrors',
 	RELOAD = 'phpstan.reload',
 	NEXT_ERROR = 'phpstan.nextError',
@@ -13,6 +14,10 @@ export enum Commands {
 }
 
 export const commands: Record<Commands, CommandDefinition> = {
+	[Commands.SCAN_FILE_FOR_ERRORS]: {
+		title: 'Scan current file for errors',
+		inCommandPalette: true,
+	},
 	[Commands.SCAN_PROJECT]: {
 		title: 'Scan project for errors',
 		inCommandPalette: true,