summaryrefslogtreecommitdiffstats
path: root/utils/random.go
diff options
context:
space:
mode:
Diffstat (limited to 'utils/random.go')
-rw-r--r--utils/random.go20
1 files changed, 20 insertions, 0 deletions
diff --git a/utils/random.go b/utils/random.go
new file mode 100644
index 000000000..ca2ace949
--- /dev/null
+++ b/utils/random.go
@@ -0,0 +1,20 @@
+// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package utils
+
+import (
+ "math/rand"
+)
+
+type Range struct {
+ Begin int
+ End int
+}
+
+func RandIntFromRange(r Range) int {
+ if r.End-r.Begin <= 0 {
+ return r.Begin
+ }
+ return rand.Intn((r.End-r.Begin)+1) + r.Begin
+}