gistfile1.diff

 Source/Paws.coffee       | 5 +++++
 Source/parser.coffee     | 5 +----
 Test/parser.tests.coffee | 2 +-
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git i/Source/Paws.coffee w/Source/Paws.coffee
index 2bf290f..5fb5448 100644
--- i/Source/Paws.coffee
+++ w/Source/Paws.coffee
@@ -102,3 +102,8 @@ module.exports = Paws =
       compare: (to) ->
          to instanceof Label and
          to.alien.valueOf() == @alien.valueOf()
+   
+   Execution: class Execution extends Thing
+   
+   Native: class Native extends Execution
+      constructor: (@position) ->
diff --git i/Source/parser.coffee w/Source/parser.coffee
index 1b04c15..4458c21 100644
--- i/Source/parser.coffee
+++ w/Source/parser.coffee
@@ -1,9 +1,6 @@
 `require = require('./cov_require.js')(require)`
 Paws = require './Paws.coffee'
 
-class Paws.Execution
-   constructor: (@body) ->
-
 class SourceRange
    constructor: (@source, @begin, @end) ->
 
@@ -56,7 +53,7 @@ class Parser
          @with_range(new constructor(it), start)
 
    paren: -> @braces('()', (it) -> it)
-   scope: -> @braces('{}', Paws.Execution)
+   scope: -> @braces('{}', Paws.Native)
 
    expr: ->
       start = @i
diff --git i/Test/parser.tests.coffee w/Test/parser.tests.coffee
index bc3864f..dc23c9d 100644
--- i/Test/parser.tests.coffee
+++ w/Test/parser.tests.coffee
@@ -38,7 +38,7 @@ describe 'Parser', ->
 
    it 'should parse Execution', ->
       expr = parser.parse('{hello world}').next
-      expect(expr.contents).to.be.a(Paws.Execution)
+      expect(expr.contents).to.be.a(Paws.Native)
 
    it 'should keep track of locations', ->
       expr = parser.parse('hello world')