From a4638dddf22797f46d72ea7b73c8453ba68645ab Mon Sep 17 00:00:00 2001
From: Kamil Trzcinski <ayufan@ayufan.eu>
Date: Tue, 13 Sep 2016 14:14:55 +0200
Subject: Add support for dynamic environments

Environments that can have a URL with predefined CI variables.
---
 lib/expand_variables.rb | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 lib/expand_variables.rb

(limited to 'lib/expand_variables.rb')

diff --git a/lib/expand_variables.rb b/lib/expand_variables.rb
new file mode 100644
index 00000000000..40bf9483eb5
--- /dev/null
+++ b/lib/expand_variables.rb
@@ -0,0 +1,15 @@
+String.instance_eval
+  def expand_variables(variables)
+    # Convert hash array to variables
+    if variables.is_a?(Array)
+      variables = variables.reduce({}) do |hash, variable|
+        hash[variable[:key]] = variable[:value]
+        hash
+      end
+    end
+
+    self.gsub(/\$([a-zA-Z_][a-zA-Z0-9_]*)|\${\g<1>}|%\g<1>%/) do
+      variables[$1 || $2]
+    end
+  end
+end
-- 
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