diff --git a/.prettierrc b/.prettierrc
new file mode 100644
index 0000000..c1a6f66
--- /dev/null
+++ b/.prettierrc
@@ -0,0 +1,4 @@
+{
+  "singleQuote": true,
+  "trailingComma": "es5"
+}
diff --git a/Gruntfile.js b/Gruntfile.js
index 3b4f10a..a2093af 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -1,134 +1,183 @@
 module.exports = function(grunt) {
-    var emscriptenPath = process.env.EMSCRIPTEN;
-    var emscriptenMemoryProfiler = emscriptenPath + "/src/memoryprofiler.js";
-    var cmakeToolchainpath = emscriptenPath + "/cmake/Modules/Platform/Emscripten.cmake";
-    var buildOutputPath = "../Binaries/Output/libGD.js/Release/";
-    var buildPath = "../Binaries/embuild";
+  var emscriptenPath = process.env.EMSCRIPTEN;
+  var emscriptenMemoryProfiler = emscriptenPath + '/src/memoryprofiler.js';
+  var cmakeToolchainpath =
+    emscriptenPath + '/cmake/Modules/Platform/Emscripten.cmake';
+  var buildOutputPath = '../Binaries/Output/libGD.js/Release/';
+  var buildPath = '../Binaries/embuild';
 
-    var isWin = /^win/.test(process.platform);
-    var cmakeBinary = isWin ? "\"C:\\Program Files (x86)\\CMake\\bin\\cmake\"" : "cmake";
-    var cmakeArgs = isWin ? "-G \"MinGW Makefiles\"" : "";
+  var isWin = /^win/.test(process.platform);
+  var cmakeBinary = isWin
+    ? '"C:\\Program Files (x86)\\CMake\\bin\\cmake"'
+    : 'cmake';
+  var cmakeArgs = isWin ? '-G "MinGW Makefiles"' : '';
 
-    var makeBinary = isWin ? "mingw32-make" : "make";
+  var makeBinary = isWin ? 'mingw32-make' : 'make';
 
-    //Sanity checks
-    var fs = require('fs');
-    if (!process.env.EMSCRIPTEN) {
-      console.error("🔴 EMSCRIPTEN env. variable is not set");
-      console.log("⚠️ Please set Emscripten environment by launching `emsdk_env` script");
-    }
-    if (!fs.existsSync(emscriptenMemoryProfiler)) {
-      console.error("🔴 Unable to find memoryprofiler.js inside Emscripten sources");
-      console.log("⚠️ Building with profiler (build:with-profiler task) won't work");
-    }
+  //Sanity checks
+  var fs = require('fs');
+  if (!process.env.EMSCRIPTEN) {
+    console.error('🔴 EMSCRIPTEN env. variable is not set');
+    console.log(
+      '⚠️ Please set Emscripten environment by launching `emsdk_env` script'
+    );
+  }
+  if (!fs.existsSync(emscriptenMemoryProfiler)) {
+    console.error(
+      '🔴 Unable to find memoryprofiler.js inside Emscripten sources'
+    );
+    console.log(
+      "⚠️ Building with profiler (build:with-profiler task) won't work"
+    );
+  }
 
-    grunt.initConfig({
-        mochacli: {
-            options: {
-                require: ['expect.js'],
-                bail: true
-            },
-            all: ['test/**/*.js']
+  grunt.initConfig({
+    mochacli: {
+      options: {
+        require: ['expect.js'],
+        bail: true,
+      },
+      all: ['test/**/*.js'],
+    },
+    concat: {
+      options: {
+        separator: ';',
+      },
+      'without-profiler': {
+        src: [
+          'Bindings/prejs.js',
+          buildOutputPath + 'libGD.raw.js',
+          'Bindings/glue.js',
+          'Bindings/postjs.js',
+        ],
+        dest: buildOutputPath + 'libGD.js',
+      },
+      'with-profiler': {
+        src: [
+          'Bindings/prejs.js',
+          buildOutputPath + 'libGD.raw.js',
+          'Bindings/glue.js',
+          emscriptenMemoryProfiler,
+          'Bindings/postjs.js',
+        ],
+        dest: buildOutputPath + 'libGD.js',
+      },
+    },
+    mkdir: {
+      embuild: {
+        options: {
+          create: [buildPath],
         },
-        concat: {
-          options: {
-            separator: ';',
-          },
-          'without-profiler': {
-            src: ['Bindings/prejs.js', buildOutputPath+'libGD.raw.js', 'Bindings/glue.js', 'Bindings/postjs.js'],
-            dest: buildOutputPath+'libGD.js',
-          },
-          'with-profiler': {
-            src: ['Bindings/prejs.js', buildOutputPath+'libGD.raw.js', 'Bindings/glue.js', emscriptenMemoryProfiler, 'Bindings/postjs.js'],
-            dest: buildOutputPath+'libGD.js',
+      },
+    },
+    shell: {
+      //Launch CMake if needed
+      cmake: {
+        src: [buildPath + '/CMakeCache.txt', 'CMakeLists.txt'],
+        command:
+          cmakeBinary +
+          ' ' +
+          cmakeArgs +
+          ' ../.. -DCMAKE_TOOLCHAIN_FILE="' +
+          cmakeToolchainpath +
+          '" -DFULL_VERSION_NUMBER=FALSE -DCMAKE_EXPORT_COMPILE_COMMANDS=ON',
+        options: {
+          execOptions: {
+            cwd: buildPath,
+            env: process.env,
+            maxBuffer: Infinity,
           },
         },
-        mkdir: {
-          embuild: {
-            options: {
-              create: [buildPath]
-            }
+      },
+      //Generate glue.cpp and glue.js file using Bindings.idl, and patch them
+      updateGDBindings: {
+        src: 'Bindings/Bindings.idl',
+        command: 'node update-bindings.js',
+      },
+      //Compile GDevelop with emscripten
+      make: {
+        command: makeBinary + ' -j 4',
+        options: {
+          execOptions: {
+            cwd: buildPath,
+            env: process.env,
           },
         },
-        shell: {
-            //Launch CMake if needed
-            cmake: {
-                src: [buildPath + "/CMakeCache.txt", "CMakeLists.txt"],
-                command: cmakeBinary + " " + cmakeArgs + " ../.. -DCMAKE_TOOLCHAIN_FILE=\"" + cmakeToolchainpath + "\" -DFULL_VERSION_NUMBER=FALSE -DCMAKE_EXPORT_COMPILE_COMMANDS=ON",
-                options: {
-                    execOptions: {
-                        cwd: buildPath,
-                        env: process.env,
-                        maxBuffer: Infinity
-                    }
-                }
-            },
-            //Generate glue.cpp and glue.js file using Bindings.idl, and patch them
-            updateGDBindings: {
-                src: "Bindings/Bindings.idl",
-                command: 'node update-bindings.js',
-            },
-            //Compile GDevelop with emscripten
-            make: {
-                command: makeBinary + ' -j 4',
-                options: {
-                    execOptions: {
-                        cwd: buildPath,
-                        env: process.env
-                    }
-                }
-            }
-        },
-        uglify: {
-          build: {
-            files: [
-                {src: [ buildOutputPath+'libGD.js' ], dest:buildOutputPath+'libGD.min.js'}
-            ]
-          }
-        },
-        clean: {
-          options: { force: true },
-          build: {
-            src: [ buildOutputPath+'libGD.js', buildOutputPath+'libGD.min.js' ]
-          }
-        },
-        compress: {
-          main: {
-            options: {
-              mode: 'gzip'
-            },
-            files: [
-              {expand: true, src: [buildOutputPath+'/libGD.js'], dest: '.', ext: '.js.gz'}
-            ]
-          }
-        },
-        copy: {
-          newIDE: {
-            files: [
-              {expand: true, src: [buildOutputPath+'/libGD.js'], dest: '../newIDE/app/public', flatten: true},
-            ],
-          }
+      },
+    },
+    uglify: {
+      build: {
+        files: [
+          {
+            src: [buildOutputPath + 'libGD.js'],
+            dest: buildOutputPath + 'libGD.min.js',
+          },
+        ],
+      },
+    },
+    clean: {
+      options: { force: true },
+      build: {
+        src: [buildOutputPath + 'libGD.js', buildOutputPath + 'libGD.min.js'],
+      },
+    },
+    compress: {
+      main: {
+        options: {
+          mode: 'gzip',
         },
-    });
+        files: [
+          {
+            expand: true,
+            src: [buildOutputPath + '/libGD.js'],
+            dest: '.',
+            ext: '.js.gz',
+          },
+        ],
+      },
+    },
+    copy: {
+      newIDE: {
+        files: [
+          {
+            expand: true,
+            src: [buildOutputPath + '/libGD.js'],
+            dest: '../newIDE/app/public',
+            flatten: true,
+          },
+        ],
+      },
+    },
+  });
 
-    grunt.loadNpmTasks('grunt-mocha-cli');
-    grunt.loadNpmTasks('grunt-contrib-clean');
-    grunt.loadNpmTasks('grunt-contrib-copy');
-    grunt.loadNpmTasks('grunt-contrib-concat');
-    grunt.loadNpmTasks('grunt-contrib-uglify');
-    grunt.loadNpmTasks('grunt-contrib-compress');
-    grunt.loadNpmTasks('grunt-string-replace');
-    grunt.loadNpmTasks('grunt-shell');
-    grunt.loadNpmTasks('grunt-newer');
-    grunt.loadNpmTasks('grunt-mkdir');
-    grunt.registerTask('build:raw', [
-      'clean',
-      'mkdir:embuild',
-      'newer:shell:cmake',
-      'newer:shell:updateGDBindings',
-      'shell:make',
-    ]);
-    grunt.registerTask('build', ['build:raw', 'concat:without-profiler', 'compress', 'copy:newIDE']);
-    grunt.registerTask('build:with-profiler', ['build:raw', 'concat:with-profiler', 'compress', 'copy:newIDE']);
-    grunt.registerTask('test', ['mochacli']);
+  grunt.loadNpmTasks('grunt-mocha-cli');
+  grunt.loadNpmTasks('grunt-contrib-clean');
+  grunt.loadNpmTasks('grunt-contrib-copy');
+  grunt.loadNpmTasks('grunt-contrib-concat');
+  grunt.loadNpmTasks('grunt-contrib-uglify');
+  grunt.loadNpmTasks('grunt-contrib-compress');
+  grunt.loadNpmTasks('grunt-string-replace');
+  grunt.loadNpmTasks('grunt-shell');
+  grunt.loadNpmTasks('grunt-newer');
+  grunt.loadNpmTasks('grunt-mkdir');
+  grunt.registerTask('build:raw', [
+    'clean',
+    'mkdir:embuild',
+    'newer:shell:cmake',
+    'newer:shell:updateGDBindings',
+    'shell:make',
+  ]);
+  grunt.registerTask('build', [
+    'build:raw',
+    'concat:without-profiler',
+    'compress',
+    'copy:newIDE',
+  ]);
+  grunt.registerTask('build:with-profiler', [
+    'build:raw',
+    'concat:with-profiler',
+    'compress',
+    'copy:newIDE',
+  ]);
+  grunt.registerTask('test', ['mochacli']);
 };