JSON Schema Compiler: Added event compilation.

tools/json_schema_compiler/model.py

Index: tools/json_schema_compiler/model.py
diff --git a/tools/json_schema_compiler/model.py b/tools/json_schema_compiler/model.py
index 1b353ac74a0589aa39ac546f9851c9c84b793e1b..4e21e6ec461dcd01d785a9d3233c685d74b5e60b 100644
--- a/tools/json_schema_compiler/model.py
+++ b/tools/json_schema_compiler/model.py
@@ -42,6 +42,7 @@ class Namespace(object):
   - |source_file_filename| the filename component of |source_file|
   - |types| a map of type names to their model.Type
   - |functions| a map of function names to their model.Function
+  - |events| a map of event names to their model.Function
   - |properties| a map of property names to their model.Property
   """
   def __init__(self, json, source_file):
@@ -52,6 +53,7 @@ class Namespace(object):
     self.parent = None
     _AddTypes(self, json)
     _AddFunctions(self, json)
+    _AddEvents(self, json)
     _AddProperties(self, json)
 
 class Type(object):
@@ -109,7 +111,7 @@ class Callback(object):
   - |params| the parameters to this callback.
   """
   def __init__(self, parent, json):
-    params = json['parameters']
+    params = json.get('parameters', [])
     self.parent = parent
     self.params = []
     if len(params) == 0:
@@ -134,7 +136,7 @@ class Function(object):
   - |callback| the callback parameter to the function. There should be exactly
     one
   """
-  def __init__(self, parent, json):
+  def __init__(self, parent, json, from_json=False, from_client=False):
     self.name = json['name']
     self.params = []
     self.description = json.get('description')
@@ -148,7 +150,7 @@ class Function(object):
         self.callback = Callback(self, param)
       else:
         self.params.append(Property(self, param['name'], param,
-            from_json=True))
+            from_json=from_json, from_client=from_client))
 
 class Property(object):
   """A property of a type OR a parameter to a function.
@@ -192,6 +194,8 @@ class Property(object):
       self.type_ = PropertyType.REF
     elif 'enum' in json:
       self.enum_values = []
+      self.from_json = from_json
+      self.from_client = from_client
       for value in json['enum']:
         self.enum_values.append(value)
       self.type_ = PropertyType.ENUM
@@ -339,13 +343,22 @@ def _AddTypes(model, json):
     model.types[type_.name] = type_
 
 def _AddFunctions(model, json):
-  """Adds Function objects to |model| contained in the 'types' field of |json|.
+  """Adds Function objects to |model| contained in the 'functions' field of
+  |json|.
   """
   model.functions = {}
   for function_json in json.get('functions', []):
-    function = Function(model, function_json)
+    function = Function(model, function_json, from_json=True)
     model.functions[function.name] = function
 
+def _AddEvents(model, json):
+  """Adds Function objects to |model| contained in the 'events' field of |json|.
+  """
+  model.events = {}
+  for event_json in json.get('events', []):
+    event = Function(model, event_json, from_client=True)
+    model.events[event.name] = event
+
 def _AddProperties(model, json, from_json=False, from_client=False):
   """Adds model.Property objects to |model| contained in the 'properties' field
   of |json|.