Add support for JavaScript(Node.js)

.vscode/launch.json

@@ -13,7 +13,7 @@
 			"args": [
 				"--extensionDevelopmentPath=${workspaceFolder}"
 			],
-			// "preLaunchTask": "npm: webpack",
+			"preLaunchTask": "npm: webpack",
 		},
 		{
 			"name": "Extension Tests",

README.md

@@ -54,6 +54,7 @@ enter testcases.
 -   Go
 -   Python
 -   Java
+-   JavaScript (Node.js)
 
 ## Contributing
 

package.json

@@ -210,6 +210,25 @@
                     "default": "javac",
                     "description": "Command used to compile java files."
                 },
+                "cph.language.js.Args": {
+                    "title": "Compilation flags for JavaScript",
+                    "type": "string",
+                    "default": "",
+                    "description": "Space seperated additional flags passed to node (for JavaScript) while compiling your file. Example '--abort-on-uncaught-exception'"
+                },
+                "cph.language.js.SubmissionCompiler": {
+                    "type": "string",
+                    "default": "Node.js 15.8.0 (64bit)",
+                    "enum": [
+                        "Node.js 15.8.0 (64bit)"
+                    ],
+                    "description": "The compiler chosen in the drop down during Codeforces submission for js"
+                },
+                "cph.language.js.Command": {
+                    "type": "string",
+                    "default": "node",
+                    "description": "Command used to compile .js files."
+                },
                 "cph.general.firstTime": {
                     "title": "Show welcome message",
                     "type": "boolean",
@@ -226,13 +245,14 @@
                         "cpp",
                         "python",
                         "rust",
+                        "js",
                         "java"
                     ],
                     "description": "The default language for problems imported via Competitive Companion (None will give option to select language on importing problem every time)"
                 },
                 "cph.general.menuChoices": {
                     "type": "string",
-                    "default": "cpp java python c rust",
+                    "default": "cpp java js python c rust",
                     "description": "Space separated languages, in top to bottom order, shown in menu when a problem is imported via Competitive Companion. Example 'java python' would show java on top, followed by python."
                 },
                 "cph.general.useShortCodeForcesName": {

src/compiler.ts

@@ -41,7 +41,7 @@ export const getBinSaveLocation = (srcPath: string): string => {
 };
 
 /**
- * Get the complete lsit of required arguments to be passed to the compiler.
+ * Get the complete list of required arguments to be passed to the compiler.
  * Loads additional args from preferences if available.
  *
  * @param language The Language object for the source code

src/config.ts

@@ -12,6 +12,7 @@ export default {
         python: 'py',
         rust: 'rs',
         java: 'java',
+        js: 'js',
         go: 'go',
     },
     compilers: {
@@ -20,6 +21,7 @@ export default {
         python: 'python',
         rust: 'rustc',
         java: 'javac',
+        js: 'node',
         go: 'go',
     },
     compilerToId: {
@@ -33,6 +35,7 @@ export default {
         'Clang++17 Diagnostics': 52,
         'Java 11.0.6': 60,
         'Java 1.8.0_241': 36,
+        'Node.js 15.8.0 (64bit)': 55,
         'PyPy 3.6 (7.2.0)': 41,
         'Python 3.7.2': 31,
         'PyPy 2.7 (7.2.0)': 40,
@@ -41,6 +44,6 @@ export default {
         'Go 1.19.5': 32,
         'Rust 1.66.0 (2021)': 75,
     },
-    supportedExtensions: ['py', 'cpp', 'rs', 'c', 'java', 'go'],
-    skipCompile: ['py'],
+    supportedExtensions: ['py', 'cpp', 'rs', 'c', 'java', 'js', 'go'],
+    skipCompile: ['py', 'js'],
 };

src/executions.ts

@@ -32,6 +32,7 @@ export const runTestCase = (
     const spawnOpts = {
         timeout: config.timeout,
         env: {
+            ...global.process.env,
             DEBUG: 'true',
             CPH: 'true',
         },
@@ -59,6 +60,14 @@ export const runTestCase = (
             );
             break;
         }
+        case 'js': {
+            process = spawn(
+                language.compiler,
+                [binPath, ...language.args],
+                spawnOpts,
+            );
+            break;
+        }
         case 'java': {
             const args: string[] = [];
             if (onlineJudgeEnv) {

src/preferences.ts

@@ -59,6 +59,9 @@ export const getRustArgsPref = (): string[] =>
 export const getJavaArgsPref = (): string[] =>
     getPreference('language.java.Args').split(' ') || [];
 
+export const getJsArgsPref = (): string[] =>
+    getPreference('language.js.Args').split(' ') || [];
+
 export const getGoArgsPref = (): string[] =>
     getPreference('language.go.Args').split(' ') || [];
 
@@ -94,6 +97,8 @@ export const getRustCommand = (): string =>
     getPreference('language.rust.Command') || 'rustc';
 export const getJavaCommand = (): string =>
     getPreference('language.java.Command') || 'javac';
+export const getJsCommand = (): string =>
+    getPreference('language.js.Command') || 'node';
 export const getGoCommand = (): string =>
     getPreference('language.go.Command') || 'go';
 
@@ -115,6 +120,11 @@ export const getLanguageId = (srcPath: string): number => {
             break;
         }
 
+        case '.js': {
+            compiler = getPreference('language.js.SubmissionCompiler');
+            break;
+        }
+
         case '.c': {
             compiler = getPreference('language.c.SubmissionCompiler');
             break;

src/types.ts

@@ -23,6 +23,9 @@ export type prefSection =
     | 'language.java.Args'
     | 'language.java.SubmissionCompiler'
     | 'language.java.Command'
+    | 'language.js.Args'
+    | 'language.js.SubmissionCompiler'
+    | 'language.js.Command'
     | 'language.python.Args'
     | 'language.python.SubmissionCompiler'
     | 'language.python.Command'
@@ -37,7 +40,7 @@ export type Language = {
     skipCompile: boolean;
 };
 
-export type LangNames = 'python' | 'c' | 'cpp' | 'rust' | 'java' | 'go';
+export type LangNames = 'python' | 'c' | 'cpp' | 'rust' | 'java' | 'js' | 'go';
 
 export type TestCase = {
     input: string;

src/utils.ts

@@ -12,12 +12,14 @@ import {
     getPythonArgsPref,
     getRustArgsPref,
     getJavaArgsPref,
+    getJsArgsPref,
     getGoArgsPref,
     getCCommand,
     getCppCommand,
     getPythonCommand,
     getRustCommand,
     getJavaCommand,
+    getJsCommand,
     getGoCommand,
 } from './preferences';
 import { Language, Problem } from './types';
@@ -81,6 +83,14 @@ export const getLanguage = (srcPath: string): Language => {
                 skipCompile: false,
             };
         }
+        case 'js': {
+            return {
+                name: langName,
+                args: [...getJsArgsPref()],
+                compiler: getJsCommand(),
+                skipCompile: true,
+            };
+        }
         case 'go': {
             return {
                 name: langName,