added Proc#source_location support for ruby 1.8

3 files changed, 23 insertions, 12 deletions

diff --git a/lib/method_source.rb b/lib/method_source.rb
index 33eeb1f..daaa135 100644
--- a/lib/method_source.rb
+++ b/lib/method_source.rb
@@ -170,10 +170,7 @@ class UnboundMethod
 end
 
 class Proc
+  include MethodSource::SourceLocation::ProcExtensions
   include MethodSource::MethodExtensions
-
-  if defined?(RUBY_ENGINE) && RUBY_ENGINE =~ /rbx/
-    include MethodSource::SourceLocation::ProcExtensions
-  end
 end
 
diff --git a/lib/method_source/source_location.rb b/lib/method_source/source_location.rb
index 4e078f7..337e997 100644
--- a/lib/method_source/source_location.rb
+++ b/lib/method_source/source_location.rb
@@ -29,15 +29,29 @@ module MethodSource
       end
     end
 
-    # Rubinius only
     module ProcExtensions
 
-      # Return the source location for a Proc (Rubinius only)
-      # @return [Array] A two element array. First element is the
-      #   file, second element is the line in the file where the
-      #   proc definition is found.
-      def source_location
-        [block.file.to_s, block.line]
+      if defined?(RUBY_ENGINE) && RUBY_ENGINE =~ /rbx/
+
+        # Return the source location for a Proc (Rubinius only)
+        # @return [Array] A two element array. First element is the
+        #   file, second element is the line in the file where the
+        #   proc definition is found.
+        def source_location
+          [block.file.to_s, block.line]
+        end
+
+      else
+
+        # Return the source location for a Proc (in implementations
+        # without Proc#source_location)
+        # @return [Array] A two element array. First element is the
+        #   file, second element is the line in the file where the
+        #   proc definition is found.
+        def source_location
+          self.to_s =~ /@(.*):(\d+)/
+          [$1, $2.to_i]
+        end
       end
     end
 
diff --git a/lib/method_source/version.rb b/lib/method_source/version.rb
index 805f2fc..ddc524b 100644
--- a/lib/method_source/version.rb
+++ b/lib/method_source/version.rb
@@ -1,3 +1,3 @@
 module MethodSource
-  VERSION = "0.5.0"
+  VERSION = "0.6.0"
 end