build: Switch from Travis-CI to Circle-CI

.circleci/config.yml

@@ -0,0 +1,29 @@
+version: 2
+orbs:
+  codecov: codecov/codecov@1.0.2
+jobs:
+  build:
+    docker:
+      - image: circleci/golang:1.12
+        environment:
+          GO111MODULE: "on"
+    working_directory: /hcl
+    steps:
+      - checkout
+      - run:
+          name: "Prepare Artifact Store"
+          command: |
+            mkdir -p /artifacts
+      - restore_cache:
+          keys:
+            - v1-mod-cache
+      - run:
+          name: "Tests"
+          command: |
+            .circleci/test.sh
+      - save_cache:
+          key: v1-mod-cache
+          paths:
+            - "/go/pkg/mod"
+      - codecov/upload:
+          file: /artifacts/coverage.txt

.circleci/test.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+set -e
+echo "" > coverage.txt
+
+for d in $(go list ./... | grep -v vendor); do
+    go test -coverprofile=/artifacts/profile.out -covermode=atomic $d
+    if [ -f /artifacts/profile.out ]; then
+        cat /artifacts/profile.out >> /artifacts/coverage.txt
+        rm /artifacts/profile.out
+    fi
+done

.travis.sh

@@ -1,12 +0,0 @@
-#!/bin/bash
-
-set -e
-echo "" > coverage.txt
-
-for d in $(go list ./... | grep -v vendor); do
-    go test -coverprofile=profile.out -covermode=atomic $d
-    if [ -f profile.out ]; then
-        cat profile.out >> coverage.txt
-        rm profile.out
-    fi
-done

.travis.yml

@@ -1,17 +0,0 @@
-language: go
-
-go:
-  - 1.11.x
-  - 1.12.x
-
-env:
-  - GO111MODULE=on
-
-before_install:
-  - go get -v ./...
-
-script:
-  - ./.travis.sh
-
-after_success:
-  - bash <(curl -s https://codecov.io/bash)