From 39ea2c0bc49d812f41dcbbed6635e25607f80970 Mon Sep 17 00:00:00 2001
From: Nick Walker <nick.walker@puppetlabs.com>
Date: Tue, 28 Mar 2017 13:16:26 -0700
Subject: Add a round function to complement ceiling and floor

---
 README.md                    |  4 ++++
 functions/round.pp           |  9 +++++++++
 spec/functions/round_spec.rb | 11 +++++++++++
 3 files changed, 24 insertions(+)
 create mode 100644 functions/round.pp
 create mode 100755 spec/functions/round_spec.rb

diff --git a/README.md b/README.md
index 61318ea..b92c226 100644
--- a/README.md
+++ b/README.md
@@ -1509,6 +1509,10 @@ For example, `reject(['aaa','bbb','ccc','aaaddd'], 'aaa')` returns ['bbb','ccc']
 
 Reverses the order of a string or array.
 
+#### `stdlib::round`
+
+ Rounds a number to the nearest integer
+
 *Type*: rvalue.
 
 #### `rstrip`
diff --git a/functions/round.pp b/functions/round.pp
new file mode 100644
index 0000000..6bad92d
--- /dev/null
+++ b/functions/round.pp
@@ -0,0 +1,9 @@
+function stdlib::round(
+  Numeric $input,
+) {
+  if $input >= 0 {
+    Integer( $input + 0.5 )
+  } else {
+    Integer( $input - 0.5 )
+  }
+}
diff --git a/spec/functions/round_spec.rb b/spec/functions/round_spec.rb
new file mode 100755
index 0000000..5aa801c
--- /dev/null
+++ b/spec/functions/round_spec.rb
@@ -0,0 +1,11 @@
+require 'spec_helper'
+
+describe 'stdlib::round' do
+  it { is_expected.not_to eq(nil) }
+  it { is_expected.to run.with_params(34.3).and_return(34) }
+  it { is_expected.to run.with_params(-34.3).and_return(-34) }
+  it { is_expected.to run.with_params(34.5).and_return(35) }
+  it { is_expected.to run.with_params(-34.5).and_return(-35) }
+  it { is_expected.to run.with_params(34.7).and_return(35) }
+  it { is_expected.to run.with_params(-34.7).and_return(-35) }
+end
-- 
cgit v1.2.3