From bae9f6d2fd5eb5bc80929bd393932b23f14d7c93 Mon Sep 17 00:00:00 2001 From: Jake Champlin Date: Tue, 6 Jun 2017 12:40:07 -0400 Subject: Initial transfer of provider code --- .../terraform/helper/hashcode/hashcode.go | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 vendor/github.com/hashicorp/terraform/helper/hashcode/hashcode.go (limited to 'vendor/github.com/hashicorp/terraform/helper/hashcode') diff --git a/vendor/github.com/hashicorp/terraform/helper/hashcode/hashcode.go b/vendor/github.com/hashicorp/terraform/helper/hashcode/hashcode.go new file mode 100644 index 0000000..64d8263 --- /dev/null +++ b/vendor/github.com/hashicorp/terraform/helper/hashcode/hashcode.go @@ -0,0 +1,22 @@ +package hashcode + +import ( + "hash/crc32" +) + +// String hashes a string to a unique hashcode. +// +// crc32 returns a uint32, but for our use we need +// and non negative integer. Here we cast to an integer +// and invert it if the result is negative. +func String(s string) int { + v := int(crc32.ChecksumIEEE([]byte(s))) + if v >= 0 { + return v + } + if -v >= 0 { + return -v + } + // v == MinInt + return 0 +} -- cgit v1.2.3