lib/timber/contexts.rb in timber-1.0.13 vs lib/timber/contexts.rb in timber-1.1.0

@@ -1,11 +1,38 @@
 require "timber/contexts/custom"
 require "timber/contexts/http"
 require "timber/contexts/organization"
-require "timber/contexts/tags"
+require "timber/contexts/runtime"
+require "timber/contexts/system"
 require "timber/contexts/user"
 
 module Timber
-  # @private
+  # Namespace for all Timber supported Contexts.
   module Contexts
+    # Protocol for casting objects into a `Timber::Context`.
+    #
+    # @example Casting a hash
+    #   Timber::Contexts.build(deploy: {version: "1.0.0"})
+    def self.build(obj)
+      if obj.is_a?(::Timber::Context)
+        obj
+      elsif obj.respond_to?(:to_timber_context)
+        obj.to_timber_context
+      elsif obj.is_a?(Hash) && obj.length == 1
+        type = obj.keys.first
+        data = obj.values.first
+
+        Contexts::Custom.new(
+          type: type,
+          data: data
+        )
+      elsif obj.is_a?(Struct) && obj.respond_to?(:type)
+        Contexts::Custom.new(
+          type: obj.type,
+          data: obj.respond_to?(:to_h) ? obj.to_h : Timber::Util::Struct.to_hash(obj) # ruby 1.9.3 does not have to_h
+        )
+      else
+        nil
+      end
+    end
   end
 end
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