add circleci

.circleci/config.yml

@@ -0,0 +1,37 @@
+# Javascript Node CircleCI 2.0 configuration file
+#
+# Check https://circleci.com/docs/2.0/language-javascript/ for more details
+#
+version: 2
+jobs:
+  build:
+    docker:
+      # specify the version you desire here
+      - image: circleci/node:9.11.2
+
+      # Specify service dependencies here if necessary
+      # CircleCI maintains a library of pre-built images
+      # documented at https://circleci.com/docs/2.0/circleci-images/
+      # - image: circleci/mongo:3.4.4
+
+    working_directory: ~/repo
+
+    steps:
+      - checkout
+
+      # Download and cache dependencies
+      - restore_cache:
+          keys:
+          - v1-dependencies-{{ checksum "package.json" }}
+          # fallback to using the latest cache if no exact match is found
+          - v1-dependencies-
+
+      - run: npm i
+
+      - save_cache:
+          paths:
+            - node_modules
+          key: v1-dependencies-{{ checksum "package.json" }}
+
+      # run tests!
+      - run: npm run test

README.md

@@ -1,6 +1,8 @@
 # eth-url-parser
 
-[![npm](https://img.shields.io/npm/v/eth-url-parser.svg)](https://npmjs.com/package/eth-url-parser) [![npm](https://img.shields.io/npm/dm/eth-url-parser.svg)](https://npmjs.com/package/eth-url-parser)
+[![npm](https://img.shields.io/npm/v/eth-url-parser.svg)](https://npmjs.com/package/eth-url-parser) [![npm](https://img.shields.io/npm/dm/eth-url-parser.svg)](https://npmjs.com/package/eth-url-parser) 
+![CircleCI branch](https://img.shields.io/circleci/project/github/brunobar79/eth-url-parser/master.svg)
+
 
 Module that supports encoding / decoding of all the ethereum standard urls: [ERC-681](https://eips.ethereum.org/EIPS/eip-681) and [ERC-831](https://eips.ethereum.org/EIPS/eip-831)