initial commit

utils/panicOnError.go

@@ -0,0 +1,8 @@
+package utils
+
+// PanicOnError will panic if err goven is not nil
+func PanicOnError(err error) {
+	if err != nil {
+		panic(err)
+	}
+}

utils/readLine.go

@@ -0,0 +1,21 @@
+package utils
+
+import (
+	"bufio"
+	"os"
+	"strings"
+)
+
+var rd *bufio.Reader
+
+// ReadLine reads a line from stdin and strips newline from the end
+func ReadLine() string {
+	if rd == nil {
+		rd = bufio.NewReader(os.Stdin)
+	}
+
+	str, err := rd.ReadString('\n')
+	PanicOnError(err)
+
+	return strings.TrimRight(str, "\r\n")
+}

utils/unmarshalFromResponse.go

@@ -0,0 +1,16 @@
+package utils
+
+import (
+	"encoding/json"
+	"io/ioutil"
+	"net/http"
+)
+
+// UnmarshalFromResponse will unmarshal json from response body
+func UnmarshalFromResponse(response *http.Response, v interface{}) {
+	responseBody, err := ioutil.ReadAll(response.Body)
+	PanicOnError(err)
+
+	err = json.Unmarshal(responseBody, &v)
+	PanicOnError(err)
+}