switch to axios

.github/workflows/nodejs.yml

@@ -30,6 +30,7 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
+      - run: npm run build
       - name: NPM login
         # NPM doesn't understand env vars and needs auth file lol
         run: echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" > ~/.npmrc

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "gas-price-oracle",
-  "version": "0.1.1",
+  "version": "0.1.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -51,16 +51,8 @@
     "@types/node": {
       "version": "14.0.5",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-14.0.5.tgz",
-      "integrity": "sha512-90hiq6/VqtQgX8Sp0EzeIsv3r+ellbGj4URKj5j30tLlZvRUpnAe9YbYnjl3pJM93GyXU0tghHhvXHq+5rnCKA=="
+      "integrity": "sha512-90hiq6/VqtQgX8Sp0EzeIsv3r+ellbGj4URKj5j30tLlZvRUpnAe9YbYnjl3pJM93GyXU0tghHhvXHq+5rnCKA==",
-    },
+      "dev": true
-    "@types/node-fetch": {
-      "version": "2.5.7",
-      "resolved": "https://registry.npmjs.org/@types/node-fetch/-/node-fetch-2.5.7.tgz",
-      "integrity": "sha512-o2WVNf5UhWRkxlf6eq+jMZDu7kjgpgJfl4xVNlvryc95O/6F2ld8ztKX+qu+Rjyet93WAWm5LjeX9H5FGkODvw==",
-      "requires": {
-        "@types/node": "*",
-        "form-data": "^3.0.0"
-      }
     },
     "ansi-colors": {
       "version": "3.2.3",
@@ -96,7 +88,8 @@
     "arg": {
       "version": "4.1.3",
       "resolved": "https://registry.npmjs.org/arg/-/arg-4.1.3.tgz",
-      "integrity": "sha512-58S9QDqG0Xx27YwPSt9fJxivjYl432YCwfDMfZ+71RAqUrZef7LrKQZ3LHLOwCS4FLNBplP533Zx895SeOCHvA=="
+      "integrity": "sha512-58S9QDqG0Xx27YwPSt9fJxivjYl432YCwfDMfZ+71RAqUrZef7LrKQZ3LHLOwCS4FLNBplP533Zx895SeOCHvA==",
+      "dev": true
     },
     "argparse": {
       "version": "1.0.10",
@@ -113,10 +106,13 @@
       "integrity": "sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==",
       "dev": true
     },
-    "asynckit": {
+    "axios": {
-      "version": "0.4.0",
+      "version": "0.19.2",
-      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.19.2.tgz",
-      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k="
+      "integrity": "sha512-fjgm5MvRHLhx+osE2xoekY70AhARk3a6hkN+3Io1jc00jtquGvxYlKlsFUhmUET0V5te6CcZI7lcv2Ym61mjHA==",
+      "requires": {
+        "follow-redirects": "1.5.10"
+      }
     },
     "balanced-match": {
       "version": "1.0.0",
@@ -163,7 +159,8 @@
     "buffer-from": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
-      "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A=="
+      "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A==",
+      "dev": true
     },
     "builtin-modules": {
       "version": "1.1.1",
@@ -287,14 +284,6 @@
       "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
       "dev": true
     },
-    "combined-stream": {
-      "version": "1.0.8",
-      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
-      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
-      "requires": {
-        "delayed-stream": "~1.0.0"
-      }
-    },
     "commander": {
       "version": "2.20.3",
       "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
@@ -340,15 +329,11 @@
         "object-keys": "^1.0.12"
       }
     },
-    "delayed-stream": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
-      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
-    },
     "diff": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.2.tgz",
-      "integrity": "sha512-58lmxKSA4BNyLz+HHMUzlOEpg09FV+ev6ZMe3vJihgdxzgcwZ8VoEEPmALCZG9LmqfVoNMMKpttIYTVG6uDY7A=="
+      "integrity": "sha512-58lmxKSA4BNyLz+HHMUzlOEpg09FV+ev6ZMe3vJihgdxzgcwZ8VoEEPmALCZG9LmqfVoNMMKpttIYTVG6uDY7A==",
+      "dev": true
     },
     "doctrine": {
       "version": "0.7.2",
@@ -441,14 +426,27 @@
         "is-buffer": "~2.0.3"
       }
     },
-    "form-data": {
+    "follow-redirects": {
-      "version": "3.0.0",
+      "version": "1.5.10",
-      "resolved": "https://registry.npmjs.org/form-data/-/form-data-3.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.5.10.tgz",
-      "integrity": "sha512-CKMFDglpbMi6PyN+brwB9Q/GOw0eAnsrEZDgcsH5Krhz5Od/haKHAX0NmQfha2zPPz0JpWzA7GJHGSnvCRLWsg==",
+      "integrity": "sha512-0V5l4Cizzvqt5D44aTXbFZz+FtyXV1vrDN6qrelxtfYQKW0KO0W2T/hkE8xvGa/540LkZlkaUjO4ailYTFtHVQ==",
       "requires": {
-        "asynckit": "^0.4.0",
+        "debug": "=3.1.0"
-        "combined-stream": "^1.0.8",
+      },
-        "mime-types": "^2.1.12"
+      "dependencies": {
+        "debug": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
+        }
       }
     },
     "fs.realpath": {
@@ -682,20 +680,8 @@
     "make-error": {
       "version": "1.3.6",
       "resolved": "https://registry.npmjs.org/make-error/-/make-error-1.3.6.tgz",
-      "integrity": "sha512-s8UhlNe7vPKomQhC1qFelMokr/Sc3AgNbso3n74mVPA5LTZwkB9NlXf4XPamLxJE8h0gh73rM94xvwRT2CVInw=="
+      "integrity": "sha512-s8UhlNe7vPKomQhC1qFelMokr/Sc3AgNbso3n74mVPA5LTZwkB9NlXf4XPamLxJE8h0gh73rM94xvwRT2CVInw==",
-    },
+      "dev": true
-    "mime-db": {
-      "version": "1.44.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.44.0.tgz",
-      "integrity": "sha512-/NOTfLrsPBVeH7YtFPgsVWveuL+4SjjYxaQ1xtM1KMFj7HdxlBlxeyNLzhyJVx7r4rZGJAZ/6lkKCitSc/Nmpg=="
-    },
-    "mime-types": {
-      "version": "2.1.27",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.27.tgz",
-      "integrity": "sha512-JIhqnCasI9yD+SsmkquHBxTSEuZdQX5BuQnS2Vc7puQQQ+8yiP5AY5uWhpdv4YL4VM5c6iliiYWPgJ/nJQLp7w==",
-      "requires": {
-        "mime-db": "1.44.0"
-      }
     },
     "minimatch": {
       "version": "3.0.4",
@@ -816,11 +802,6 @@
         "semver": "^5.7.0"
       }
     },
-    "node-fetch": {
-      "version": "2.6.0",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.0.tgz",
-      "integrity": "sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA=="
-    },
     "normalize-path": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
@@ -969,12 +950,14 @@
     "source-map": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+      "dev": true
     },
     "source-map-support": {
       "version": "0.5.19",
       "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.19.tgz",
       "integrity": "sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==",
+      "dev": true,
       "requires": {
         "buffer-from": "^1.0.0",
         "source-map": "^0.6.0"
@@ -1075,6 +1058,7 @@
       "version": "8.10.1",
       "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-8.10.1.tgz",
       "integrity": "sha512-bdNz1L4ekHiJul6SHtZWs1ujEKERJnHs4HxN7rjTyyVOFf3HaJ6sLqe6aPG62XTzAB/63pKRh5jTSWL0D7bsvw==",
+      "dev": true,
       "requires": {
         "arg": "^4.1.0",
         "diff": "^4.0.1",
@@ -1165,7 +1149,8 @@
     "typescript": {
       "version": "3.9.3",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.9.3.tgz",
-      "integrity": "sha512-D/wqnB2xzNFIcoBG9FG8cXRDjiqSTbG2wd8DMZeQyJlP1vfTkIxH4GKveWaEBYySKIg+USu+E+EDIR47SqnaMQ=="
+      "integrity": "sha512-D/wqnB2xzNFIcoBG9FG8cXRDjiqSTbG2wd8DMZeQyJlP1vfTkIxH4GKveWaEBYySKIg+USu+E+EDIR47SqnaMQ==",
+      "dev": true
     },
     "which": {
       "version": "1.3.1",
@@ -1312,7 +1297,8 @@
     "yn": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.1.tgz",
-      "integrity": "sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q=="
+      "integrity": "sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==",
+      "dev": true
     }
   }
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "gas-price-oracle",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "description": "Gas Price Oracle library for Ethereum dApps.",
   "main": "lib/index.js",
   "homepage": "https://github.com/peppersec/gas-price-oracle",
@@ -28,21 +28,20 @@
     "@types/chai": "^4.2.11",
     "@types/mocha": "^7.0.2",
     "@types/mockery": "^1.4.29",
+    "@types/node": "^14.0.5",
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
     "mocha": "^7.2.0",
     "mockery": "^2.1.0",
     "tslint": "^6.1.2",
-    "tslint-config-standard": "^9.0.0"
+    "tslint-config-standard": "^9.0.0",
-  },
-  "dependencies": {
-    "@types/node": "^14.0.5",
-    "@types/node-fetch": "^2.5.7",
-    "bignumber.js": "^9.0.0",
-    "node-fetch": "^2.6.0",
     "ts-node": "^8.10.1",
     "typescript": "^3.9.3"
   },
+  "dependencies": {
+    "axios": "^0.19.2",
+    "bignumber.js": "^9.0.0"
+  },
   "files": [
     "lib/**/*"
   ]

src/index.ts

@@ -1,4 +1,4 @@
-import fetch from 'node-fetch';
+import axios from 'axios';
 import config from './config';
 import { GasPrice, OffChainOracle, OnChainOracle, ConstructorArgs } from './types';
 import BigNumber from 'bignumber.js';
@@ -19,9 +19,9 @@ export class GasPriceOracle {
     for (let oracle of Object.values(this.offChainOracles)) {
       const { name, url, instantPropertyName, fastPropertyName, standardPropertyName, lowPropertyName, denominator } = oracle;
       try {
-        const response = await fetch(url);
+        const response = await axios.get(url, { timeout: 10000 });
         if (response.status === 200) {
-          const gas = await response.json();
+          const gas = response.data;
           if (Number(gas[fastPropertyName]) === 0) {
             throw new Error(`${name} oracle provides corrupted values`);
           }
@@ -54,15 +54,9 @@ export class GasPriceOracle {
         params: [{ 'data': callData, 'to': contract }, 'latest']
       };
       try {
-        const response = await fetch(rpc, {
+        const response = await axios.post(rpc, body, { timeout: 10000 });
-          headers: {
-            'content-type': 'application/json'
-          },
-          body: JSON.stringify(body),
-          method: 'POST'
-        });
         if (response.status === 200) {
-          const { result } = await response.json();
+          const { result } = response.data;
           let fastGasPrice = new BigNumber(result);
           if (fastGasPrice.isZero()) {
             throw new Error(`${name} oracle provides corrupted values`);

tests/index.test.ts

@@ -9,10 +9,15 @@ chai.should();
 let oracle = new GasPriceOracle();
 
 before('before', function () {
-  let fetchMock = () => {
+  let axiosMock = {
-    throw new Error('Mocked for tests');
+    get: () => {
+      throw new Error('axios GET methdod is mocked for tests');
+    },
+    post: () => {
+      throw new Error('axios POST methdod is mocked for tests');
+    }
   };
-  mockery.registerMock('node-fetch', fetchMock);
+  mockery.registerMock('axios', axiosMock);
 });
 
 beforeEach('beforeEach', function () {