diff --git a/package-lock.json b/package-lock.json
index 2531c5fd..dcadac6a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -721,6 +721,15 @@
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       "dev": true
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+    "agent-base": {
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+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.2.1.tgz",
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+      "dev": true,
+      "requires": {
+        "es6-promisify": "^5.0.0"
+      }
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       "version": "6.10.0",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.0.tgz",
@@ -791,6 +800,12 @@
         "sprintf-js": "~1.0.2"
       }
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+    "argv": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/argv/-/argv-0.0.2.tgz",
+      "integrity": "sha1-7L0W+JSbFXGDcRsb2jNPN4QBhas=",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/aria-query/-/aria-query-3.0.0.tgz",
@@ -1523,6 +1538,19 @@
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       "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c="
     },
+    "codecov": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/codecov/-/codecov-3.3.0.tgz",
+      "integrity": "sha512-S70c3Eg9SixumOvxaKE/yKUxb9ihu/uebD9iPO2IR73IdP4i6ZzjXEULj3d0HeyWPr0DqBfDkjNBWxURjVO5hw==",
+      "dev": true,
+      "requires": {
+        "argv": "^0.0.2",
+        "ignore-walk": "^3.0.1",
+        "js-yaml": "^3.12.0",
+        "teeny-request": "^3.7.0",
+        "urlgrey": "^0.4.4"
+      }
+    },
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       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/collection-visit/-/collection-visit-1.0.0.tgz",
@@ -2176,6 +2204,21 @@
         "es6-symbol": "^3.1.1"
       }
     },
+    "es6-promise": {
+      "version": "4.2.6",
+      "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.6.tgz",
+      "integrity": "sha512-aRVgGdnmW2OiySVPUC9e6m+plolMAJKjZnQlCwNSuK5yQ0JN61DZSO1X1Ufd1foqWRAlig0rhduTCHe7sVtK5Q==",
+      "dev": true
+    },
+    "es6-promisify": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/es6-promisify/-/es6-promisify-5.0.0.tgz",
+      "integrity": "sha1-UQnWLz5W6pZ8S2NQWu8IKRyKUgM=",
+      "dev": true,
+      "requires": {
+        "es6-promise": "^4.0.3"
+      }
+    },
     "es6-symbol": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.1.tgz",
@@ -3901,6 +3944,33 @@
         "sshpk": "^1.7.0"
       }
     },
+    "https-proxy-agent": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.1.tgz",
+      "integrity": "sha512-HPCTS1LW51bcyMYbxUIOO4HEOlQ1/1qRaFWcyxvwaqUS9TY88aoEuHUY33kuAh1YhVVaDQhLZsnPd+XNARWZlQ==",
+      "dev": true,
+      "requires": {
+        "agent-base": "^4.1.0",
+        "debug": "^3.1.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "3.2.6",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
+          "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
+          "dev": true,
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
+          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==",
+          "dev": true
+        }
+      }
+    },
     "husky": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/husky/-/husky-2.1.0.tgz",
@@ -4024,6 +4094,15 @@
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       "dev": true
     },
+    "ignore-walk": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/ignore-walk/-/ignore-walk-3.0.1.tgz",
+      "integrity": "sha512-DTVlMx3IYPe0/JJcYP7Gxg7ttZZu3IInhuEhbchuqneY9wWe5Ojy2mXLBaQFUQmo0AW2r3qG7m1mg86js+gnlQ==",
+      "dev": true,
+      "requires": {
+        "minimatch": "^3.0.4"
+      }
+    },
     "import-fresh": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/import-fresh/-/import-fresh-3.0.0.tgz",
@@ -5682,6 +5761,12 @@
         }
       }
     },
+    "node-fetch": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.4.1.tgz",
+      "integrity": "sha512-P9UbpFK87NyqBZzUuDBDz4f6Yiys8xm8j7ACDbi6usvFm6KItklQUKjeoqTrYS/S1k6I8oaOC2YLLDr/gg26Mw==",
+      "dev": true
+    },
     "node-int64": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/node-int64/-/node-int64-0.4.0.tgz",
@@ -7558,6 +7643,17 @@
         }
       }
     },
+    "teeny-request": {
+      "version": "3.11.3",
+      "resolved": "https://registry.npmjs.org/teeny-request/-/teeny-request-3.11.3.tgz",
+      "integrity": "sha512-CKncqSF7sH6p4rzCgkb/z/Pcos5efl0DmolzvlqRQUNcpRIruOhY9+T1FsIlyEbfWd7MsFpodROOwHYh2BaXzw==",
+      "dev": true,
+      "requires": {
+        "https-proxy-agent": "^2.2.1",
+        "node-fetch": "^2.2.0",
+        "uuid": "^3.3.2"
+      }
+    },
     "test-exclude": {
       "version": "5.2.2",
       "resolved": "https://registry.npmjs.org/test-exclude/-/test-exclude-5.2.2.tgz",
@@ -7967,6 +8063,12 @@
       "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
       "dev": true
     },
+    "urlgrey": {
+      "version": "0.4.4",
+      "resolved": "https://registry.npmjs.org/urlgrey/-/urlgrey-0.4.4.tgz",
+      "integrity": "sha1-iS/pWWCAXoVRnxzUOJ8stMu3ZS8=",
+      "dev": true
+    },
     "use": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
diff --git a/package.json b/package.json
index 004994e8..646c1a9f 100644
--- a/package.json
+++ b/package.json
@@ -42,6 +42,7 @@
   "devDependencies": {
     "@commitlint/cli": "^7.5.2",
     "@commitlint/config-conventional": "^7.5.0",
+    "codecov": "^3.3.0",
     "eslint": "^5.16.0",
     "eslint-config-airbnb": "^17.1.0",
     "eslint-plugin-import": "^2.17.2",