+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Model of the parsed Objective-C files
module objc_model
+# Model of all the analyzed Objective-C classes
class ObjcModel
+ # All analyzed classes
var classes = new Array[ObjcClass]
+
+ # Is `objc_type` known by this model?
+ fun knows_type(objc_type: Text): Bool
+ do
+ for c in classes do
+ if c.name == objc_type then return true
+ end
+
+ return imported_types.has(objc_type)
+ end
+
+ # Are all types in the signature or `method` known by this model?
+ fun knows_all_types(method: ObjcMethod): Bool
+ do
+ for param in method.params do
+ if param.is_single then break
+ if not knows_type(param.return_type) then return false
+ end
+
+ var r = method.return_type
+ return r == "void" or r == "id" or knows_type(r)
+ end
+
+ # Objective-C types available in imported modules
+ #
+ # TODO seach in existing wrappers
+ private var imported_types: Array[String] = ["NSObject", "NSString"]
end
+# Objective-C class
class ObjcClass
+ # Name of the super classes
var super_names = new Array[String]
+
+ # Name of this Objective-C class
var name: String
+
+ # Attributes of this Objective-C class
var attributes = new Array[ObjcAttribute]
+
+ # Methods of this Objective-C class
var methods = new Array[ObjcMethod]
end
+# Method of an `ObjcClass`
class ObjcMethod
- super Property
+ super ObjcProperty
+
+ # Is this a static class method declared with '+'? Otherwise it's an instance method.
+ var is_class_property: Bool = false is writable
- var scope: Char is noinit, writable
- var params = new Array[Param]
+ # Parameters of the method
+ var params = new Array[ObjcParam]
+
+ # Return type as a `String`
var return_type: String is noinit, writable
+
+ # Does this method look like a constructor/method?
+ fun is_init: Bool do return params.first.name.has_prefix("init")
end
+# Attribute of an `ObjcClass`
class ObjcAttribute
- super Property
+ super ObjcProperty
+ # Name of this attribute
var name: String is noinit, writable
+
+ # Type of this attribute
var return_type: String is noinit, writable
end
-class Property
+# Property of an `ObjcClass`
+class ObjcProperty
+ # Introducing class
+ var objc_class: ObjcClass
+
+ # Is this property to be commented out?
var is_commented = false is writable
end
-class Param
+# Parameter of an `ObjcMethod`
+class ObjcParam
+ # Parameter name, used by the caller (e.g. `withObject` in `withObject: (NSObject*) obj`)
var name: String is noinit, writable
+
+ # Type of the parameter name
var return_type: String is noinit, writable
+
+ # Argument name, used within the body (e.g. `obj` in `withObject: (NSObject*) obj`)
var variable_name: String is noinit, writable
+
+ # Is this a primitive array? with at least one `[]`.
var is_table = false is writable
+
+ # Is this a pointer type?
var is_pointer = false is writable
+
+ # Is this a parameter with only a `name`?
var is_single = false is writable
+
+ redef fun to_s
+ do
+ if is_single then return name
+ return "{name}:({return_type}){variable_name}"
+ end
end