Make sure the indentation level returned from IRB::Source is never lo…

…wer than zero. Closes #1133. git-svn-id: http://svn.macosforge.org/repository/ruby/DietRB/trunk@5205 23306eb0-4c56-4727-a40e-e92c0eb68959
MacRuby · Jan 28, 2011 · 2c95572 · 2c95572
1 parent 94957b2
commit 2c95572
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diff --git a/lib/irb/source.rb b/lib/irb/source.rb
@@ -74,7 +74,9 @@ def initialize(source)
         @code_block = @terminate = @syntax_error =  @in_string = @in_regexp = @in_array = nil
 
         @level = 0
-        @code_block = !parse.nil? && !@in_string && !@in_regexp && !@in_array
+        parsed = !parse.nil?
+        @level = 0 if @level < 0
+        @code_block = parsed && !@in_string && !@in_regexp && !@in_array
       end
 
       # Returns the code block indentation level.

diff --git a/spec/source_spec.rb b/spec/source_spec.rb
@@ -156,6 +156,7 @@ def reflect(source)
   end
 
   it "returns the code block indentation level" do
+    reflect("]").level.should == 0
     reflect("").level.should == 0
     reflect("class A").level.should == 1
     reflect("class A; def foo").level.should == 2