babel preset-env

2019-09-13 23:25:57 +02:00 · 2019-09-13 23:25:57 +02:00 · cdedcd9dac
parent 2214356d27
commit cdedcd9dac
7 changed files with 743 additions and 5 deletions
--- a/.babelrc
+++ b/.babelrc
@ -1,5 +1,5 @@
 {
-    "presets": [],
+    "presets": ["@babel/preset-env"],
    "plugins": [
        ["@babel/plugin-proposal-class-properties", { "loose": true }],
        "@babel/plugin-external-helpers"
--- a/.browserslistrc
+++ b/.browserslistrc
@ -0,0 +1,11 @@
+# Browsers that we support
+
+last 2 Firefox versions
+last 2 Chrome versions
+last 2 Safari version
+last 2 iOS versions
+last 2 Opera versions
+last 2 Edge versions
+last 2 Android versions
+last 2 ChromeAndroid versions
+Electron > 6.0.1
--- a/app/lib/babel-helpers.js
+++ b/app/lib/babel-helpers.js
@ -0,0 +1,71 @@
+(function (global) {
+  var babelHelpers = global.babelHelpers = {};
+  babelHelpers.typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
+    return typeof obj;
+  } : function (obj) {
+    return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
+  };
+
+  babelHelpers.defineProperty = function (obj, key, value) {
+    if (key in obj) {
+      Object.defineProperty(obj, key, {
+        value: value,
+        enumerable: true,
+        configurable: true,
+        writable: true
+      });
+    } else {
+      obj[key] = value;
+    }
+
+    return obj;
+  };
+
+  babelHelpers.slicedToArray = function () {
+    function sliceIterator(arr, i) {
+      var _arr = [];
+      var _n = true;
+      var _d = false;
+      var _e = undefined;
+
+      try {
+        for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
+          _arr.push(_s.value);
+
+          if (i && _arr.length === i) break;
+        }
+      } catch (err) {
+        _d = true;
+        _e = err;
+      } finally {
+        try {
+          if (!_n && _i["return"]) _i["return"]();
+        } finally {
+          if (_d) throw _e;
+        }
+      }
+
+      return _arr;
+    }
+
+    return function (arr, i) {
+      if (Array.isArray(arr)) {
+        return arr;
+      } else if (Symbol.iterator in Object(arr)) {
+        return sliceIterator(arr, i);
+      } else {
+        throw new TypeError("Invalid attempt to destructure non-iterable instance");
+      }
+    };
+  }();
+
+  babelHelpers.toConsumableArray = function (arr) {
+    if (Array.isArray(arr)) {
+      for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i];
+
+      return arr2;
+    } else {
+      return Array.from(arr);
+    }
+  };
+})(typeof global === "undefined" ? self : global);
--- a/package-lock.json
+++ b/package-lock.json
@ -1479,6 +1479,222 @@
      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.8.0.tgz",
      "integrity": "sha512-ReZxvNHIOv88FlT7rxcXIIC0fPt4KZqZbOlivyWtXLt8ESx84zd3kMC6iK5jVeS2qt+g7ftS7ye4fi06X5rtRQ=="
    },
+    "babel-cli": {
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-cli/-/babel-cli-6.26.0.tgz",
+      "integrity": "sha1-UCq1SHTX24itALiHoGODzgPQAvE=",
+      "requires": {
+        "babel-core": "^6.26.0",
+        "babel-polyfill": "^6.26.0",
+        "babel-register": "^6.26.0",
+        "babel-runtime": "^6.26.0",
+        "chokidar": "^1.6.1",
+        "commander": "^2.11.0",
+        "convert-source-map": "^1.5.0",
+        "fs-readdir-recursive": "^1.0.0",
+        "glob": "^7.1.2",
+        "lodash": "^4.17.4",
+        "output-file-sync": "^1.1.2",
+        "path-is-absolute": "^1.0.1",
+        "slash": "^1.0.0",
+        "source-map": "^0.5.6",
+        "v8flags": "^2.1.1"
+      },
+      "dependencies": {
+        "anymatch": {
+          "version": "1.3.2",
+          "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-1.3.2.tgz",
+          "integrity": "sha512-0XNayC8lTHQ2OI8aljNCN3sSx6hsr/1+rlcDAotXJR7C1oZZHCNsfpbKwMjRA3Uqb5tF1Rae2oloTr4xpq+WjA==",
+          "optional": true,
+          "requires": {
+            "micromatch": "^2.1.5",
+            "normalize-path": "^2.0.0"
+          }
+        },
+        "arr-diff": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-2.0.0.tgz",
+          "integrity": "sha1-jzuCf5Vai9ZpaX5KQlasPOrjVs8=",
+          "optional": true,
+          "requires": {
+            "arr-flatten": "^1.0.1"
+          }
+        },
+        "array-unique": {
+          "version": "0.2.1",
+          "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.2.1.tgz",
+          "integrity": "sha1-odl8yvy8JiXMcPrc6zalDFiwGlM=",
+          "optional": true
+        },
+        "braces": {
+          "version": "1.8.5",
+          "resolved": "https://registry.npmjs.org/braces/-/braces-1.8.5.tgz",
+          "integrity": "sha1-uneWLhLf+WnWt2cR6RS3N4V79qc=",
+          "optional": true,
+          "requires": {
+            "expand-range": "^1.8.1",
+            "preserve": "^0.2.0",
+            "repeat-element": "^1.1.2"
+          }
+        },
+        "chokidar": {
+          "version": "1.7.0",
+          "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-1.7.0.tgz",
+          "integrity": "sha1-eY5ol3gVHIB2tLNg5e3SjNortGg=",
+          "optional": true,
+          "requires": {
+            "anymatch": "^1.3.0",
+            "async-each": "^1.0.0",
+            "fsevents": "^1.0.0",
+            "glob-parent": "^2.0.0",
+            "inherits": "^2.0.1",
+            "is-binary-path": "^1.0.0",
+            "is-glob": "^2.0.0",
+            "path-is-absolute": "^1.0.0",
+            "readdirp": "^2.0.0"
+          }
+        },
+        "expand-brackets": {
+          "version": "0.1.5",
+          "resolved": "https://registry.npmjs.org/expand-brackets/-/expand-brackets-0.1.5.tgz",
+          "integrity": "sha1-3wcoTjQqgHzXM6xa9yQR5YHRF3s=",
+          "optional": true,
+          "requires": {
+            "is-posix-bracket": "^0.1.0"
+          }
+        },
+        "extglob": {
+          "version": "0.3.2",
+          "resolved": "https://registry.npmjs.org/extglob/-/extglob-0.3.2.tgz",
+          "integrity": "sha1-Lhj/PS9JqydlzskCPwEdqo2DSaE=",
+          "optional": true,
+          "requires": {
+            "is-extglob": "^1.0.0"
+          }
+        },
+        "glob-parent": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-2.0.0.tgz",
+          "integrity": "sha1-gTg9ctsFT8zPUzbaqQLxgvbtuyg=",
+          "optional": true,
+          "requires": {
+            "is-glob": "^2.0.0"
+          }
+        },
+        "is-extglob": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-1.0.0.tgz",
+          "integrity": "sha1-rEaBd8SUNAWgkvyPKXYMb/xiBsA=",
+          "optional": true
+        },
+        "is-glob": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-2.0.1.tgz",
+          "integrity": "sha1-0Jb5JqPe1WAPP9/ZEZjLCIjC2GM=",
+          "optional": true,
+          "requires": {
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+          }
+        },
+        "kind-of": {
+          "version": "3.2.2",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
+          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
+          "optional": true,
+          "requires": {
+            "is-buffer": "^1.1.5"
+          }
+        },
+        "micromatch": {
+          "version": "2.3.11",
+          "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-2.3.11.tgz",
+          "integrity": "sha1-hmd8l9FyCzY0MdBNDRUpO9OMFWU=",
+          "optional": true,
+          "requires": {
+            "arr-diff": "^2.0.0",
+            "array-unique": "^0.2.1",
+            "braces": "^1.8.2",
+            "expand-brackets": "^0.1.4",
+            "extglob": "^0.3.1",
+            "filename-regex": "^2.0.0",
+            "is-extglob": "^1.0.0",
+            "is-glob": "^2.0.1",
+            "kind-of": "^3.0.2",
+            "normalize-path": "^2.0.1",
+            "object.omit": "^2.0.0",
+            "parse-glob": "^3.0.4",
+            "regex-cache": "^0.4.2"
+          }
+        },
+        "normalize-path": {
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+          "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-2.1.1.tgz",
+          "integrity": "sha1-GrKLVW4Zg2Oowab35vogE3/mrtk=",
+          "optional": true,
+          "requires": {
+            "remove-trailing-separator": "^1.0.1"
+          }
+        }
+      }
+    },
+    "babel-code-frame": {
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-code-frame/-/babel-code-frame-6.26.0.tgz",
+      "integrity": "sha1-Y/1D99weO7fONZR9uP42mj9Yx0s=",
+      "requires": {
+        "chalk": "^1.1.3",
+        "esutils": "^2.0.2",
+        "js-tokens": "^3.0.2"
+      },
+      "dependencies": {
+        "js-tokens": {
+          "version": "3.0.2",
+          "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-3.0.2.tgz",
+          "integrity": "sha1-mGbfOVECEw449/mWvOtlRDIJwls="
+        }
+      }
+    },
+    "babel-core": {
+      "version": "6.26.3",
+      "resolved": "https://registry.npmjs.org/babel-core/-/babel-core-6.26.3.tgz",
+      "integrity": "sha512-6jyFLuDmeidKmUEb3NM+/yawG0M2bDZ9Z1qbZP59cyHLz8kYGKYwpJP0UwUKKUiTRNvxfLesJnTedqczP7cTDA==",
+      "requires": {
+        "babel-code-frame": "^6.26.0",
+        "babel-generator": "^6.26.0",
+        "babel-helpers": "^6.24.1",
+        "babel-messages": "^6.23.0",
+        "babel-register": "^6.26.0",
+        "babel-runtime": "^6.26.0",
+        "babel-template": "^6.26.0",
+        "babel-traverse": "^6.26.0",
+        "babel-types": "^6.26.0",
+        "babylon": "^6.18.0",
+        "convert-source-map": "^1.5.1",
+        "debug": "^2.6.9",
+        "json5": "^0.5.1",
+        "lodash": "^4.17.4",
+        "minimatch": "^3.0.4",
+        "path-is-absolute": "^1.0.1",
+        "private": "^0.1.8",
+        "slash": "^1.0.0",
+        "source-map": "^0.5.7"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
+        }
+      }
+    },
    "babel-eslint": {
      "version": "10.0.3",
      "resolved": "https://registry.npmjs.org/babel-eslint/-/babel-eslint-10.0.3.tgz",
@ -1492,6 +1708,37 @@
        "resolve": "^1.12.0"
      }
    },
+    "babel-generator": {
+      "version": "6.26.1",
+      "resolved": "https://registry.npmjs.org/babel-generator/-/babel-generator-6.26.1.tgz",
+      "integrity": "sha512-HyfwY6ApZj7BYTcJURpM5tznulaBvyio7/0d4zFOeMPUmfxkCjHocCuoLa2SAGzBI8AREcH3eP3758F672DppA==",
+      "requires": {
+        "babel-messages": "^6.23.0",
+        "babel-runtime": "^6.26.0",
+        "babel-types": "^6.26.0",
+        "detect-indent": "^4.0.0",
+        "jsesc": "^1.3.0",
+        "lodash": "^4.17.4",
+        "source-map": "^0.5.7",
+        "trim-right": "^1.0.1"
+      },
+      "dependencies": {
+        "jsesc": {
+          "version": "1.3.0",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
+          "integrity": "sha1-RsP+yMGJKxKwgz25vHYiF226s0s="
+        }
+      }
+    },
+    "babel-helpers": {
+      "version": "6.24.1",
+      "resolved": "https://registry.npmjs.org/babel-helpers/-/babel-helpers-6.24.1.tgz",
+      "integrity": "sha1-NHHenK7DiOXIUOWX5Yom3fN2ArI=",
+      "requires": {
+        "babel-runtime": "^6.22.0",
+        "babel-template": "^6.24.1"
+      }
+    },
    "babel-loader": {
      "version": "8.0.6",
      "resolved": "https://registry.npmjs.org/babel-loader/-/babel-loader-8.0.6.tgz",
@ -1503,6 +1750,14 @@
        "pify": "^4.0.1"
      }
    },
+    "babel-messages": {
+      "version": "6.23.0",
+      "resolved": "https://registry.npmjs.org/babel-messages/-/babel-messages-6.23.0.tgz",
+      "integrity": "sha1-8830cDhYA1sqKVHG7F7fbGLyYw4=",
+      "requires": {
+        "babel-runtime": "^6.22.0"
+      }
+    },
    "babel-plugin-dynamic-import-node": {
      "version": "2.3.0",
      "resolved": "https://registry.npmjs.org/babel-plugin-dynamic-import-node/-/babel-plugin-dynamic-import-node-2.3.0.tgz",
@ -1511,6 +1766,127 @@
        "object.assign": "^4.1.0"
      }
    },
+    "babel-polyfill": {
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-polyfill/-/babel-polyfill-6.26.0.tgz",
+      "integrity": "sha1-N5k3q8Z9eJWXCtxiHyhM2WbPIVM=",
+      "requires": {
+        "babel-runtime": "^6.26.0",
+        "core-js": "^2.5.0",
+        "regenerator-runtime": "^0.10.5"
+      },
+      "dependencies": {
+        "regenerator-runtime": {
+          "version": "0.10.5",
+          "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.10.5.tgz",
+          "integrity": "sha1-M2w+/BIgrc7dosn6tntaeVWjNlg="
+        }
+      }
+    },
+    "babel-register": {
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-register/-/babel-register-6.26.0.tgz",
+      "integrity": "sha1-btAhFz4vy0htestFxgCahW9kcHE=",
+      "requires": {
+        "babel-core": "^6.26.0",
+        "babel-runtime": "^6.26.0",
+        "core-js": "^2.5.0",
+        "home-or-tmp": "^2.0.0",
+        "lodash": "^4.17.4",
+        "mkdirp": "^0.5.1",
+        "source-map-support": "^0.4.15"
+      },
+      "dependencies": {
+        "source-map-support": {
+          "version": "0.4.18",
+          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.4.18.tgz",
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+          "requires": {
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+          }
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+      }
+    },
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+      "resolved": "https://registry.npmjs.org/babel-template/-/babel-template-6.26.0.tgz",
+      "integrity": "sha1-3gPi0WOWsGn0bdn/+FIfsaDjXgI=",
+      "requires": {
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+        "babel-traverse": "^6.26.0",
+        "babel-types": "^6.26.0",
+        "babylon": "^6.18.0",
+        "lodash": "^4.17.4"
+      }
+    },
+    "babel-traverse": {
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-traverse/-/babel-traverse-6.26.0.tgz",
+      "integrity": "sha1-RqnL1+3MYsjlwGTi0tjQ9ANXZu4=",
+      "requires": {
+        "babel-code-frame": "^6.26.0",
+        "babel-messages": "^6.23.0",
+        "babel-runtime": "^6.26.0",
+        "babel-types": "^6.26.0",
+        "babylon": "^6.18.0",
+        "debug": "^2.6.8",
+        "globals": "^9.18.0",
+        "invariant": "^2.2.2",
+        "lodash": "^4.17.4"
+      },
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+          "requires": {
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+          }
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+          "resolved": "https://registry.npmjs.org/globals/-/globals-9.18.0.tgz",
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+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
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+    },
+    "babel-types": {
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-types/-/babel-types-6.26.0.tgz",
+      "integrity": "sha1-o7Bz+Uq0nrb6Vc1lInozQ4BjJJc=",
+      "requires": {
+        "babel-runtime": "^6.26.0",
+        "esutils": "^2.0.2",
+        "lodash": "^4.17.4",
+        "to-fast-properties": "^1.0.3"
+      },
+      "dependencies": {
+        "to-fast-properties": {
+          "version": "1.0.3",
+          "resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-1.0.3.tgz",
+          "integrity": "sha1-uDVx+k2MJbguIxsG46MFXeTKGkc="
+        }
+      }
+    },
+    "babylon": {
+      "version": "6.18.0",
+      "resolved": "https://registry.npmjs.org/babylon/-/babylon-6.18.0.tgz",
+      "integrity": "sha512-q/UEjfGJ2Cm3oKV71DJz9d25TPnq5rhBVL2Q4fA5wcC3jcrdn7+SssEybFIxwAvvP+YCsCYNKughoF33GxgycQ=="
+    },
    "backbone": {
      "version": "1.4.0",
      "resolved": "https://registry.npmjs.org/backbone/-/backbone-1.4.0.tgz",
@ -2588,6 +2964,11 @@
      "resolved": "https://registry.npmjs.org/copy-descriptor/-/copy-descriptor-0.1.1.tgz",
      "integrity": "sha1-Z29us8OZl8LuGsOpJP1hJHSPV40="
    },
+    "core-js": {
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
+      "integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A=="
+    },
    "core-js-compat": {
      "version": "3.2.1",
      "resolved": "https://registry.npmjs.org/core-js-compat/-/core-js-compat-3.2.1.tgz",
@ -3155,6 +3536,14 @@
      "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz",
      "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
    },
+    "detect-indent": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/detect-indent/-/detect-indent-4.0.0.tgz",
+      "integrity": "sha1-920GQ1LN9Docts5hnE7jqUdd4gg=",
+      "requires": {
+        "repeating": "^2.0.0"
+      }
+    },
    "detect-libc": {
      "version": "1.0.3",
      "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-1.0.3.tgz",
@ -4156,6 +4545,57 @@
        }
      }
    },
+    "expand-range": {
+      "version": "1.8.2",
+      "resolved": "https://registry.npmjs.org/expand-range/-/expand-range-1.8.2.tgz",
+      "integrity": "sha1-opnv/TNf4nIeuujiV+x5ZE/IUzc=",
+      "optional": true,
+      "requires": {
+        "fill-range": "^2.1.0"
+      },
+      "dependencies": {
+        "fill-range": {
+          "version": "2.2.4",
+          "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-2.2.4.tgz",
+          "integrity": "sha512-cnrcCbj01+j2gTG921VZPnHbjmdAf8oQV/iGeV2kZxGSyfYjjTyY79ErsK1WJWMpw6DaApEX72binqJE+/d+5Q==",
+          "optional": true,
+          "requires": {
+            "is-number": "^2.1.0",
+            "isobject": "^2.0.0",
+            "randomatic": "^3.0.0",
+            "repeat-element": "^1.1.2",
+            "repeat-string": "^1.5.2"
+          }
+        },
+        "is-number": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/is-number/-/is-number-2.1.0.tgz",
+          "integrity": "sha1-Afy7s5NGOlSPL0ZszhbezknbkI8=",
+          "optional": true,
+          "requires": {
+            "kind-of": "^3.0.2"
+          }
+        },
+        "isobject": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/isobject/-/isobject-2.1.0.tgz",
+          "integrity": "sha1-8GVWEJaj8dou9GJy+BXIQNh+DIk=",
+          "optional": true,
+          "requires": {
+            "isarray": "1.0.0"
+          }
+        },
+        "kind-of": {
+          "version": "3.2.2",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
+          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
+          "optional": true,
+          "requires": {
+            "is-buffer": "^1.1.5"
+          }
+        }
+      }
+    },
    "expand-template": {
      "version": "2.0.3",
      "resolved": "https://registry.npmjs.org/expand-template/-/expand-template-2.0.3.tgz",
@ -4455,6 +4895,12 @@
      "resolved": "https://registry.npmjs.org/file-sync-cmp/-/file-sync-cmp-0.1.1.tgz",
      "integrity": "sha1-peeo/7+kk7Q7kju9TKiaU7Y7YSs="
    },
+    "filename-regex": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/filename-regex/-/filename-regex-2.0.1.tgz",
+      "integrity": "sha1-wcS5vuPglyXdsQa3XB4wH+LxiyY=",
+      "optional": true
+    },
    "filesize": {
      "version": "3.6.1",
      "resolved": "https://registry.npmjs.org/filesize/-/filesize-3.6.1.tgz",
@ -4632,6 +5078,15 @@
      "resolved": "https://registry.npmjs.org/for-in/-/for-in-1.0.2.tgz",
      "integrity": "sha1-gQaNKVqBQuwKxybG4iAMMPttXoA="
    },
+    "for-own": {
+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/for-own/-/for-own-0.1.5.tgz",
+      "integrity": "sha1-UmXGgaTylNq78XyVCbZ2OqhFEM4=",
+      "optional": true,
+      "requires": {
+        "for-in": "^1.0.1"
+      }
+    },
    "forever-agent": {
      "version": "0.6.1",
      "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
@ -4689,6 +5144,11 @@
        "universalify": "^0.1.0"
      }
    },
+    "fs-readdir-recursive": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/fs-readdir-recursive/-/fs-readdir-recursive-1.1.0.tgz",
+      "integrity": "sha512-GNanXlVr2pf02+sPN40XN8HG+ePaNcvM0q5mZBd668Obwb0yD5GiUbZOFgwn8kGMY6I3mdyDJzieUy3PTYyTRA=="
+    },
    "fs-temp": {
      "version": "1.1.2",
      "resolved": "https://registry.npmjs.org/fs-temp/-/fs-temp-1.1.2.tgz",
@ -5461,6 +5921,42 @@
        "path-is-absolute": "^1.0.0"
      }
    },
+    "glob-base": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/glob-base/-/glob-base-0.3.0.tgz",
+      "integrity": "sha1-27Fk9iIbHAscz4Kuoyi0l98Oo8Q=",
+      "optional": true,
+      "requires": {
+        "glob-parent": "^2.0.0",
+        "is-glob": "^2.0.0"
+      },
+      "dependencies": {
+        "glob-parent": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-2.0.0.tgz",
+          "integrity": "sha1-gTg9ctsFT8zPUzbaqQLxgvbtuyg=",
+          "optional": true,
+          "requires": {
+            "is-glob": "^2.0.0"
+          }
+        },
+        "is-extglob": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-1.0.0.tgz",
+          "integrity": "sha1-rEaBd8SUNAWgkvyPKXYMb/xiBsA=",
+          "optional": true
+        },
+        "is-glob": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-2.0.1.tgz",
+          "integrity": "sha1-0Jb5JqPe1WAPP9/ZEZjLCIjC2GM=",
+          "optional": true,
+          "requires": {
+            "is-extglob": "^1.0.0"
+          }
+        }
+      }
+    },
    "glob-parent": {
      "version": "5.0.0",
      "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.0.0.tgz",
@ -6259,6 +6755,15 @@
        "minimalistic-crypto-utils": "^1.0.1"
      }
    },
+    "home-or-tmp": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/home-or-tmp/-/home-or-tmp-2.0.0.tgz",
+      "integrity": "sha1-42w/LSyufXRqhX440Y1fMqeILbg=",
+      "requires": {
+        "os-homedir": "^1.0.0",
+        "os-tmpdir": "^1.0.1"
+      }
+    },
    "hooker": {
      "version": "0.2.3",
      "resolved": "https://registry.npmjs.org/hooker/-/hooker-0.2.3.tgz",
@ -6762,6 +7267,21 @@
      "resolved": "https://registry.npmjs.org/is-directory/-/is-directory-0.3.1.tgz",
      "integrity": "sha1-YTObbyR1/Hcv2cnYP1yFddwVSuE="
    },
+    "is-dotfile": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/is-dotfile/-/is-dotfile-1.0.3.tgz",
+      "integrity": "sha1-pqLzL/0t+wT1yiXs0Pa4PPeYoeE=",
+      "optional": true
+    },
+    "is-equal-shallow": {
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/is-equal-shallow/-/is-equal-shallow-0.1.3.tgz",
+      "integrity": "sha1-IjgJj8Ih3gvPpdnqxMRdY4qhxTQ=",
+      "optional": true,
+      "requires": {
+        "is-primitive": "^2.0.0"
+      }
+    },
    "is-extendable": {
      "version": "0.1.1",
      "resolved": "https://registry.npmjs.org/is-extendable/-/is-extendable-0.1.1.tgz",
@ -6872,6 +7392,18 @@
        "isobject": "^3.0.1"
      }
    },
+    "is-posix-bracket": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/is-posix-bracket/-/is-posix-bracket-0.1.1.tgz",
+      "integrity": "sha1-MzTceXdDaOkvAW5vvAqI9c1ua8Q=",
+      "optional": true
+    },
+    "is-primitive": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/is-primitive/-/is-primitive-2.0.0.tgz",
+      "integrity": "sha1-IHurkWOEmcB7Kt8kCkGochADRXU=",
+      "optional": true
+    },
    "is-promise": {
      "version": "2.1.0",
      "resolved": "https://registry.npmjs.org/is-promise/-/is-promise-2.1.0.tgz",
@ -7369,6 +7901,12 @@
        "object-visit": "^1.0.0"
      }
    },
+    "math-random": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/math-random/-/math-random-1.0.4.tgz",
+      "integrity": "sha512-rUxjysqif/BZQH2yhd5Aaq7vXMSx9NdEsQcyA07uEzIvxgI7zIr33gGsh+RU0/XjmQpCW7RsVof1vlkvQVCK5A==",
+      "optional": true
+    },
    "maxmin": {
      "version": "2.1.0",
      "resolved": "https://registry.npmjs.org/maxmin/-/maxmin-2.1.0.tgz",
@ -8070,6 +8608,16 @@
        "es-abstract": "^1.5.1"
      }
    },
+    "object.omit": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/object.omit/-/object.omit-2.0.1.tgz",
+      "integrity": "sha1-Gpx0SCnznbuFjHbKNXmuKlTr0fo=",
+      "optional": true,
+      "requires": {
+        "for-own": "^0.1.4",
+        "is-extendable": "^0.1.1"
+      }
+    },
    "object.pick": {
      "version": "1.3.0",
      "resolved": "https://registry.npmjs.org/object.pick/-/object.pick-1.3.0.tgz",
@ -8469,6 +9017,16 @@
        "os-tmpdir": "^1.0.0"
      }
    },
+    "output-file-sync": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/output-file-sync/-/output-file-sync-1.1.2.tgz",
+      "integrity": "sha1-0KM+7+YaIF+suQCS6CZZjVJFznY=",
+      "requires": {
+        "graceful-fs": "^4.1.4",
+        "mkdirp": "^0.5.1",
+        "object-assign": "^4.1.0"
+      }
+    },
    "p-cancelable": {
      "version": "1.1.0",
      "resolved": "https://registry.npmjs.org/p-cancelable/-/p-cancelable-1.1.0.tgz",
@ -8584,6 +9142,35 @@
        "color-convert": "~0.5.0"
      }
    },
+    "parse-glob": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/parse-glob/-/parse-glob-3.0.4.tgz",
+      "integrity": "sha1-ssN2z7EfNVE7rdFz7wu246OIORw=",
+      "optional": true,
+      "requires": {
+        "glob-base": "^0.3.0",
+        "is-dotfile": "^1.0.0",
+        "is-extglob": "^1.0.0",
+        "is-glob": "^2.0.0"
+      },
+      "dependencies": {
+        "is-extglob": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-1.0.0.tgz",
+          "integrity": "sha1-rEaBd8SUNAWgkvyPKXYMb/xiBsA=",
+          "optional": true
+        },
+        "is-glob": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-2.0.1.tgz",
+          "integrity": "sha1-0Jb5JqPe1WAPP9/ZEZjLCIjC2GM=",
+          "optional": true,
+          "requires": {
+            "is-extglob": "^1.0.0"
+          }
+        }
+      }
+    },
    "parse-json": {
      "version": "2.2.0",
      "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-2.2.0.tgz",
@ -8968,6 +9555,12 @@
      "resolved": "https://registry.npmjs.org/prepend-http/-/prepend-http-1.0.4.tgz",
      "integrity": "sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw="
    },
+    "preserve": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/preserve/-/preserve-0.2.0.tgz",
+      "integrity": "sha1-gV7R9uvGWSb4ZbMQwHE7yzMVzks=",
+      "optional": true
+    },
    "prettier": {
      "version": "1.18.2",
      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.18.2.tgz",
@ -9139,6 +9732,25 @@
        "murmur-32": "^0.1.0"
      }
    },
+    "randomatic": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/randomatic/-/randomatic-3.1.1.tgz",
+      "integrity": "sha512-TuDE5KxZ0J461RVjrJZCJc+J+zCkTb1MbH9AQUq68sMhOMcy9jLcb3BrZKgp9q9Ncltdg4QVqWrH02W2EFFVYw==",
+      "optional": true,
+      "requires": {
+        "is-number": "^4.0.0",
+        "kind-of": "^6.0.0",
+        "math-random": "^1.0.1"
+      },
+      "dependencies": {
+        "is-number": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/is-number/-/is-number-4.0.0.tgz",
+          "integrity": "sha512-rSklcAIlf1OmFdyAqbnWTLVelsQ58uvZ66S/ZyawjWqIviTWCjg2PzVGw8WUA+nNuPTqb4wgA+NszrJ+08LlgQ==",
+          "optional": true
+        }
+      }
+    },
    "randombytes": {
      "version": "2.1.0",
      "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz",
@ -9297,6 +9909,11 @@
        "regenerate": "^1.4.0"
      }
    },
+    "regenerator-runtime": {
+      "version": "0.11.1",
+      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.11.1.tgz",
+      "integrity": "sha512-MguG95oij0fC3QV3URf4V2SDYGJhJnJGqvIIgdECeODCT98wSWDAJ94SSuVpYQUoTcGUIL6L4yNB7j1DFFHSBg=="
+    },
    "regenerator-transform": {
      "version": "0.14.1",
      "resolved": "https://registry.npmjs.org/regenerator-transform/-/regenerator-transform-0.14.1.tgz",
@ -9305,6 +9922,15 @@
        "private": "^0.1.6"
      }
    },
+    "regex-cache": {
+      "version": "0.4.4",
+      "resolved": "https://registry.npmjs.org/regex-cache/-/regex-cache-0.4.4.tgz",
+      "integrity": "sha512-nVIZwtCjkC9YgvWkpM55B5rBhBYRZhAaJbgcFYXXsHnbZ9UZI9nnVWYZpBlCqv9ho2eZryPnWrZGsOdPwVWXWQ==",
+      "optional": true,
+      "requires": {
+        "is-equal-shallow": "^0.1.3"
+      }
+    },
    "regex-not": {
      "version": "1.0.2",
      "resolved": "https://registry.npmjs.org/regex-not/-/regex-not-1.0.2.tgz",
@ -9910,6 +10536,11 @@
        "string-width": "^1.0.1"
      }
    },
+    "slash": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/slash/-/slash-1.0.0.tgz",
+      "integrity": "sha1-xB8vbDn8FtHNF61LXYlhFK5HDVU="
+    },
    "slice-ansi": {
      "version": "2.1.0",
      "resolved": "https://registry.npmjs.org/slice-ansi/-/slice-ansi-2.1.0.tgz",
@ -11323,6 +11954,11 @@
      "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
      "integrity": "sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ=="
    },
+    "user-home": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/user-home/-/user-home-1.1.1.tgz",
+      "integrity": "sha1-K1viOjK2Onyd640PKNSFcko98ZA="
+    },
    "utf8-byte-length": {
      "version": "1.0.4",
      "resolved": "https://registry.npmjs.org/utf8-byte-length/-/utf8-byte-length-1.0.4.tgz",
@ -11365,6 +12001,14 @@
      "resolved": "https://registry.npmjs.org/v8-compile-cache/-/v8-compile-cache-2.1.0.tgz",
      "integrity": "sha512-usZBT3PW+LOjM25wbqIlZwPeJV+3OSz3M1k1Ws8snlW39dZyYL9lOGC5FgPVHfk0jKmjiDV8Z0mIbVQPiwFs7g=="
    },
+    "v8flags": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/v8flags/-/v8flags-2.1.1.tgz",
+      "integrity": "sha1-qrGh+jDUX4jdMhFIh1rALAtV5bQ=",
+      "requires": {
+        "user-home": "^1.1.1"
+      }
+    },
    "validate-npm-package-license": {
      "version": "3.0.4",
      "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
--- a/package.json
+++ b/package.json
@ -15,6 +15,7 @@
        "@babel/plugin-proposal-class-properties": "^7.5.5",
        "@babel/preset-env": "^7.6.0",
        "argon2-browser": "1.10.2",
+        "babel-cli": "^6.26.0",
        "babel-eslint": "^10.0.3",
        "babel-loader": "8.0.6",
        "backbone": "1.4.0",
@ -88,7 +89,8 @@
        "postinstall": "cd desktop && npm install",
        "build-beta": "grunt --skip-sign --beta && sed 's/<html manifest=\"manifest.appcache\">//' dist/index.html > ../keeweb-beta/index.html && cd ../keeweb-beta && git add index.html && git commit -a -m 'beta' && git push origin master",
        "electron": "ELECTRON_DISABLE_SECURITY_WARNINGS=1 electron desktop --htmlpath=http://localhost:8085",
-        "dev": "grunt dev --skip-sign"
+        "dev": "grunt dev --skip-sign",
+        "babel-helpers": "babel-external-helpers -l 'slicedToArray,toConsumableArray,defineProperty,typeof' -t global > app/lib/babel-helpers.js"
    },
    "author": {
        "name": "Antelle",
--- a/util/prettier.sh
+++ b/util/prettier.sh
@ -9,5 +9,6 @@
  'util/**/*.js' \
  '*.js' \
  'package.json' \
+  '!app/lib/*.js' \
  '!app/scripts/locales/de-DE.json' \
  '!app/scripts/locales/fr-FR.json'
--- a/webpack.config.js
+++ b/webpack.config.js
@ -20,7 +20,7 @@ function config(grunt, mode = 'production') {
    return {
        mode,
        entry: {
-            app: ['app', 'main.scss'],
+            app: ['babel-helpers', 'app', 'main.scss'],
            vendor: [
                'jquery',
                'underscore',
@ -55,6 +55,7 @@ function config(grunt, mode = 'production') {
                path.join(__dirname, 'node_modules')
            ],
            alias: {
+                'babel-helpers': path.join(__dirname, 'app/lib/babel-helpers.js'),
                backbone: `backbone/backbone${devMode ? '-min' : ''}.js`,
                underscore: `underscore/underscore${devMode ? '-min' : ''}.js`,
                _: `underscore/underscore${devMode ? '-min' : ''}.js`,
@ -104,11 +105,15 @@ function config(grunt, mode = 'production') {
                    test: /baron(\.min)?\.js$/,
                    loader: 'exports-loader?baron; delete window.baron;'
                },
+                {
+                    test: /babel-helpers\.js$/,
+                    loader: 'exports-loader?global.babelHelpers; delete global.babelHelpers'
+                },
                { test: /pikaday\.js$/, loader: 'uglify-loader' },
                { test: /handlebars/, loader: 'strip-sourcemap-loader' },
                {
                    test: /\.js$/,
-                    exclude: /(node_modules)/,
+                    exclude: /(node_modules|babel-helpers\.js)/,
                    loader: 'babel-loader',
                    query: { cacheDirectory: true }
                },
@ -172,7 +177,11 @@ function config(grunt, mode = 'production') {
                    ', opensource.org/licenses/' +
                    pkg.license
            ),
-            new webpack.ProvidePlugin({ _: 'underscore', $: 'jquery' }),
+            new webpack.ProvidePlugin({
+                _: 'underscore',
+                $: 'jquery',
+                babelHelpers: 'babel-helpers'
+            }),
            new webpack.IgnorePlugin(/^(moment)$/),
            new StringReplacePlugin(),
            new MiniCssExtractPlugin({