initial commit

panic.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)
+	}
+}

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")
+}