Let json schema compiler handle using arrays as types

tools/json_schema_compiler/model.py

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import copy
 import os.path
 import re
 
 class Model(object):
   """Model of all namespaces that comprise an API.
@@ skipping 52 matching lines @@
   Properties:
   - |name| the type name
   - |description| the description of the type (if provided)
   - |properties| a map of property unix_names to their model.Property
   - |functions| a map of function names to their model.Function
   - |from_client| indicates that instances of the Type can originate from the
     users of generated code, such as top-level types and function results
   - |from_json| indicates that instances of the Type can originate from the
     JSON (as described by the schema), such as top-level types and function
     parameters
+  - |type_| the PropertyType of this Type
+  - |item_type| if this is an array, the type of items in the array
   """
   def __init__(self, parent, name, json):
-    if not (
-        'properties' in json or
-        'additionalProperties' in json or
-        'functions' in json):
-      raise ParseException(name + " has no properties or functions")
+    if json.get('type') == 'array':
+      self.type_ = PropertyType.ARRAY
+      self.item_type = Property(self, name + "Element", json['items'],
+                                from_json=True,
+                                from_client=True)
+    else:
+      if not (
+          'properties' in json or
+          'additionalProperties' in json or
+          'functions' in json):
+        raise ParseException(name + " has no properties or functions")
+      self.type_ = PropertyType.OBJECT
     self.name = name
     self.description = json.get('description')
     self.from_json = True
     self.from_client = True
     self.properties = {}
     self.functions = {}
     self.parent = parent
     for function_json in json.get('functions', []):
       if not function_json.get('nocompile', False):
         self.functions[function_json['name']] = Function(self, function_json)
@@ skipping 235 matching lines @@
   """Returns the hierarchy of the given model entity."""
   hierarchy = []
   while entity:
     try:
       hierarchy.append(entity.name)
     except AttributeError:
       hierarchy.append(repr(entity))
     entity = entity.parent
   hierarchy.reverse()
   return hierarchy