Add exponential operator

Author: bryanjos

CHANGELOG.md

@@ -1,3 +1,7 @@
+# v2.4.0
+* Enhancements:
+  * Added exponential operators from ES2016
+
 # v2.3.0
 * Enhancements:
   * Added AssignmentProperty for use with ObjectPattern
@@ -10,7 +14,7 @@
 # v2.1.2
 
 * Bug fixes
-  * ESTree.Tools.Generator: updated UnaryExpression to put space in when operator is :typeof 
+  * ESTree.Tools.Generator: updated UnaryExpression to put space in when operator is :typeof
 
 # v2.1.1
 
@@ -47,5 +51,5 @@
 # v1.0.0
 
 * Enhancements
-  * Has the Node definitions from the [ESTree Spec](https://github.com/estree/estree) 
+  * Has the Node definitions from the [ESTree Spec](https://github.com/estree/estree)
   * Fills in ES6 Node definitions from [ast-types](https://github.com/benjamn/ast-types) and some from testing with [acorn](https://github.com/marijnh/acorn)

lib/es_tree.ex

@@ -1,6 +1,6 @@
 defmodule ESTree do
   @moduledoc """
-  Defines structs that represent the JavaScript AST nodes from the ESTree spec. 
+  Defines structs that represent the JavaScript AST nodes from the ESTree spec.
 
   [ESTree Spec](https://github.com/estree/estree)
 
@@ -20,15 +20,15 @@ defmodule ESTree do
 
   @type unary_operator  ::  :- | :+ | :! | :"~" | :typeof | :void | :delete
 
-  @type binary_operator ::  :== | :!= | :=== | :!== | :< | :<= | :> | :>= | 
-                            :"<<" | :">>" | :>>> | :+ | :- | :* | :/ | :% | :| | 
-                            :^ | :& | :in | :instanceof
+  @type binary_operator ::  :== | :!= | :=== | :!== | :< | :<= | :> | :>= |
+                            :"<<" | :">>" | :>>> | :+ | :- | :* | :/ | :% | :| |
+                            :^ | :& | :in | :instanceof | :"**"
 
   @type logical_operator  ::  :|| | :&&
 
-  @type assignment_operator  :: := | :"+=" | :"-=" | :"*=" | :"/=" | :"%=" | 
-                                :"<<=" | :">>=" | :">>>=" | 
-                                :"|=" | :"^=" | :"&="
+  @type assignment_operator  :: := | :"+=" | :"-=" | :"*=" | :"/=" | :"%=" |
+                                :"<<=" | :">>=" | :">>>=" |
+                                :"|=" | :"^=" | :"&=" | :"**="
 
   @type update_operator  ::  :++ | :--
 

mix.exs

@@ -3,7 +3,7 @@ defmodule ESTree.Mixfile do
 
   def project do
     [app: :estree,
-     version: "2.3.0",
+     version: "2.4.0",
      elixir: "~> 1.0",
      deps: deps,
      description: description,
@@ -18,7 +18,7 @@ defmodule ESTree.Mixfile do
   defp deps do
     [
       {:earmark, "~> 0.2", only: :dev},
-      {:ex_doc, "~> 0.11", only: :dev},
+      {:ex_doc, "~> 0.12", only: :dev},
       {:dialyze, "~> 0.2", only: :dev},
       {:shouldi, only: :test}
     ]

mix.lock

@@ -1,4 +1,4 @@
-%{"dialyze": {:hex, :dialyze, "0.2.0"},
-  "earmark": {:hex, :earmark, "0.2.0"},
-  "ex_doc": {:hex, :ex_doc, "0.11.3"},
-  "shouldi": {:hex, :shouldi, "0.3.0"}}
+%{"dialyze": {:hex, :dialyze, "0.2.1", "9fb71767f96649020d769db7cbd7290059daff23707d6e851e206b1fdfa92f9d", [:mix], []},
+  "earmark": {:hex, :earmark, "0.2.1", "ba6d26ceb16106d069b289df66751734802777a3cbb6787026dd800ffeb850f3", [:mix], []},
+  "ex_doc": {:hex, :ex_doc, "0.12.0", "b774aabfede4af31c0301aece12371cbd25995a21bb3d71d66f5c2fe074c603f", [:mix], [{:earmark, "~> 0.2", [hex: :earmark, optional: false]}]},
+  "shouldi": {:hex, :shouldi, "0.3.0", "ae3fb3cec3328057377a0aa750aa1bb9f8b321ba054e1e2c7211512c383fb6ff", [:mix], []}}