Start Project with File Runner

+node_modules
+a.out
+tmp.c
+

+{
+  "name": "learn_with_code",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "start": "npm run build:live",
+    "build": "tsc -p .",
+    "build:live": "nodemon --watch 'src/**/*.ts' --exec \"ts-node\" src/index.ts"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "@types/express": "^4.17.13",
+    "@types/node": "^16.11.6",
+    "nodemon": "^2.0.14",
+    "ts-node": "^10.4.0",
+    "typescript": "^4.4.4"
+  },
+  "dependencies": {
+    "express": "^4.17.1"
+  }
+}

+const _PORT = 3000;
+
+import * as express from "express";
+import {Runner} from "./runner";
+
+const app = express.default();
+
+app.use(express.json());
+
+/*RESTful API*/
+
+app.post("/runcode", function (req, res) {
+  var run = new Runner(req);
+  run.run();
+  res.send(run.output);
+});
+
+
+
+app.listen(_PORT, () => {
+  console.log("server started at port " + _PORT);
+});

+import * as child_process from "child_process";
+import * as fs from "fs";
+
+export class Runner {
+  type: string;
+  input: Array<string>;
+  output: Array<string> = [];
+  time: Date = new Date();
+  constructor(req: any) {
+    this.type = req.body.type;
+    this.input = req.body.input;
+    fs.writeFileSync("tmp." + this.type, req.body.code);
+  }
+  run() {
+    switch (this.type) {
+      case "c": {
+        this.c();
+      }
+      case "c++": {
+        this.cpp();
+      }
+      case "js": {
+        this.js();
+      }
+      case "go": {
+        this.go();
+      }
+      case "ts": {
+        this.ts();
+      }
+    }
+  }
+  c() {
+    if ((this.input = [])) {
+      const test = child_process.spawnSync("gcc", ["~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+      });
+      console.log(test.stderr);
+      const result = child_process.spawnSync("~/OSS/main/a.out", {
+        encoding: "utf8",
+        shell: true,
+      });
+      console.log(result.stdout);
+      this.output.push(fix(result.stdout));
+    }
+    for (let ip of this.input) {
+      const test = child_process.spawnSync("gcc", ["~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+      });
+      console.log(test.stderr);
+      const result = child_process.spawnSync("~/OSS/main/a.out", {
+        encoding: "utf8",
+        shell: true,
+        input: ip,
+      });
+      console.log(result.stdout);
+      this.output.push(fix(result.stdout));
+    }
+  }
+  cpp() {
+    if (this.input = []) {
+      const test = child_process.spawnSync("gcc", ["~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+      });
+      console.log(test.stderr);
+      const result = child_process.spawnSync("~/OSS/main/a.out", {
+        encoding: "utf8",
+        shell: true,
+      });
+      console.log(result.stdout);
+      this.output.push(fix(result.stdout));
+    }
+    for (let ip of this.input) {
+      const test = child_process.spawnSync("gcc", ["~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+      });
+      console.log(test.stderr);
+      const result = child_process.spawnSync("~/OSS/main/a.out", {
+        encoding: "utf8",
+        shell: true,
+        input: ip,
+      });
+      console.log(result.stdout);
+      this.output.push(fix(result.stdout));
+    }
+  }
+  js() {
+    if (this.input = []) {
+      const test = child_process.spawnSync("node", ["~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+      });
+      console.log(test.stdout);
+      this.output.push(fix(test.stdout));
+    }
+    for (let ip of this.input) {
+      const test = child_process.spawnSync("node", ["~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+        input: ip,
+      });
+      console.log(test.stdout);
+      this.output.push(fix(test.stdout));
+    }
+  }
+  go() {
+    if (this.input = []) {
+      const test = child_process.spawnSync("go", ["run", "~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+      });
+      console.log(test.stdout);
+      this.output.push(fix(test.stdout));
+    }
+    for (let ip of this.input) {
+      const test = child_process.spawnSync("go", ["run", "~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+        input: ip,
+      });
+      console.log(test.stdout);
+      this.output.push(fix(test.stdout));
+    }
+  }
+  ts() {
+    if (this.input = []) {
+      const test = child_process.spawnSync("ts-node", ["run", "~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+      });
+      console.log(test.stdout);
+      this.output.push(fix(test.stdout));
+    }
+    for (let ip of this.input) {
+      const test = child_process.spawnSync("ts-node", ["run", "~/OSS/main/tmp.c"], {
+        encoding: "utf8",
+        shell: true,
+        input: ip,
+      });
+      console.log(test.stdout);
+      this.output.push(fix(test.stdout));
+    }
+  }
+}
+
+const fix = (a: any): string => {
+  if (typeof a === "string") {
+    return a;
+  }
+  return "";
+};

+{
+  "compilerOptions": {
+    /* Visit https://aka.ms/tsconfig.json to read more about this file */
+
+    /* Projects */
+    // "incremental": true,                              /* Enable incremental compilation */
+    // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
+    // "tsBuildInfoFile": "./",                          /* Specify the folder for .tsbuildinfo incremental compilation files. */
+    // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects */
+    // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
+    // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
+
+    /* Language and Environment */
+    "target": "es5",                                     /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
+    "lib": ["es6","dom"],                                /* Specify a set of bundled library declaration files that describe the target runtime environment. */
+    // "jsx": "preserve",                                /* Specify what JSX code is generated. */
+    // "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
+    // "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
+    // "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h' */
+    // "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
+    // "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using `jsx: react-jsx*`.` */
+    // "reactNamespace": "",                             /* Specify the object invoked for `createElement`. This only applies when targeting `react` JSX emit. */
+    // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
+    // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
+
+    /* Modules */
+    "module": "commonjs",                                /* Specify what module code is generated. */
+    "rootDir": "src",                                    /* Specify the root folder within your source files. */
+    "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
+    // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
+    // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
+    // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
+    // "typeRoots": [],                                  /* Specify multiple folders that act like `./node_modules/@types`. */
+    // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
+    // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
+    "resolveJsonModule": true,                           /* Enable importing .json files */
+    // "noResolve": true,                                /* Disallow `import`s, `require`s or `<reference>`s from expanding the number of files TypeScript should add to a project. */
+
+    /* JavaScript Support */
+    // "allowJs": true,                                  /* Allow JavaScript files to be a part of your program. Use the `checkJS` option to get errors from these files. */
+    // "checkJs": true,                                  /* Enable error reporting in type-checked JavaScript files. */
+    // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from `node_modules`. Only applicable with `allowJs`. */
+
+    /* Emit */
+    // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+    // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
+    // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
+    // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
+    // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If `declaration` is true, also designates a file that bundles all .d.ts output. */
+    "outDir": "lib",                                     /* Specify an output folder for all emitted files. */
+    // "removeComments": true,                           /* Disable emitting comments. */
+    // "noEmit": true,                                   /* Disable emitting files from a compilation. */
+    // "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
+    // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types */
+    // "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
+    // "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */
+    // "mapRoot": "",                                    /* Specify the location where debugger should locate map files instead of generated locations. */
+    // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
+    // "inlineSources": true,                            /* Include source code in the sourcemaps inside the emitted JavaScript. */
+    // "emitBOM": true,                                  /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
+    // "newLine": "crlf",                                /* Set the newline character for emitting files. */
+    // "stripInternal": true,                            /* Disable emitting declarations that have `@internal` in their JSDoc comments. */
+    // "noEmitHelpers": true,                            /* Disable generating custom helper functions like `__extends` in compiled output. */
+    // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
+    // "preserveConstEnums": true,                       /* Disable erasing `const enum` declarations in generated code. */
+    // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
+
+    /* Interop Constraints */
+    // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
+    // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
+    "esModuleInterop": true,                             /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables `allowSyntheticDefaultImports` for type compatibility. */
+    // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
+    "forceConsistentCasingInFileNames": true,            /* Ensure that casing is correct in imports. */
+
+    /* Type Checking */
+    "strict": true,                                      /* Enable all strict type-checking options. */
+    // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied `any` type.. */
+    // "strictNullChecks": true,                         /* When type checking, take into account `null` and `undefined`. */
+    // "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
+    // "strictBindCallApply": true,                      /* Check that the arguments for `bind`, `call`, and `apply` methods match the original function. */
+    // "strictPropertyInitialization": true,             /* Check for class properties that are declared but not set in the constructor. */
+    // "noImplicitThis": true,                           /* Enable error reporting when `this` is given the type `any`. */
+    // "useUnknownInCatchVariables": true,               /* Type catch clause variables as 'unknown' instead of 'any'. */
+    // "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */
+    // "noUnusedLocals": true,                           /* Enable error reporting when a local variables aren't read. */
+    // "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read */
+    // "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */
+    // "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */
+    // "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */
+    // "noUncheckedIndexedAccess": true,                 /* Include 'undefined' in index signature results */
+    // "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */
+    // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type */
+    // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
+    // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
+
+    /* Completeness */
+    // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
+    "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
+  }
+}

+<!DOCTYPE html>
+<html>
+  <head>
+    <link rel="stylesheet" href="css/style.css" />
+  </head>
+  <body>
+    <div class="wrapper">
+      <div class="header">Code in Web</div>
+      <h1>My First Heading</h1>
+      <p>My first paragraph.</p>
+    </div>
+  </body>
+</html>