Introduce support for ExtendedAttributeIdentList in the IDL parser.

BUG=399653

Review URL: https://codereview.chromium.org/447543002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@287775 0039d316-1c4b-4281-b951-d872f2087c98

tools/idl_parser/idl_parser.py

@@ -654,15 +654,17 @@ class IDLParser(object):
 
   # We only support:
   #    [ identifier ]
+  #    [ identifier ( ArgumentList ) ]
   #    [ identifier = identifier ]
-  #    [ identifier ( ArgumentList )]
-  #    [ identifier = identifier ( ArgumentList )]
+  #    [ identifier = ( IdentifierList ) ]
+  #    [ identifier = identifier ( ArgumentList ) ]
   # [66] map directly to [91-93, 95]
   # [67-69, 71] are unsupported
   def p_ExtendedAttribute(self, p):
     """ExtendedAttribute : ExtendedAttributeNoArgs
                          | ExtendedAttributeArgList
                          | ExtendedAttributeIdent
+                         | ExtendedAttributeIdentList
                          | ExtendedAttributeNamedArgList"""
     p[0] = p[1]
 
@@ -855,7 +857,17 @@ class IDLParser(object):
     else:
       p[0] = p[1]
 
-  # [89-90] NOT IMPLEMENTED (IdentifierList)
+  # [89]
+  def p_IdentifierList(self, p):
+    """IdentifierList : identifier Identifiers"""
+    p[0] = ListFromConcat(p[1], p[2])
+
+  # [90]
+  def p_Identifiers(self, p):
+    """Identifiers : ',' identifier Identifiers
+                   |"""
+    if len(p) > 1:
+      p[0] = ListFromConcat(p[2], p[3])
 
   # [91]
   def p_ExtendedAttributeNoArgs(self, p):
@@ -874,7 +886,11 @@ class IDLParser(object):
     value = self.BuildAttribute('VALUE', p[3])
     p[0] = self.BuildNamed('ExtAttribute', p, 1, value)
 
-  # [94] NOT IMPLEMENTED (ExtendedAttributeIdentList)
+  # [94]
+  def p_ExtendedAttributeIdentList(self, p):
+    """ExtendedAttributeIdentList : identifier '=' '(' IdentifierList ')'"""
+    value = self.BuildAttribute('VALUE', p[4])
+    p[0] = self.BuildNamed('ExtAttribute', p, 1, value)
 
   # [95]
   def p_ExtendedAttributeNamedArgList(self, p):

tools/idl_parser/idl_ppapi_parser.py

@@ -239,9 +239,11 @@ class IDLPPAPIParser(IDLParser):
 
   # We only support:
   #    [ identifier ]
-  #    [ identifier = identifier ]
   #    [ identifier ( ArgumentList )]
   #    [ identifier ( ValueList )]
+  #    [ identifier = identifier ]
+  #    [ identifier = ( IdentifierList )]
+  #    [ identifier = ConstValue ]
   #    [ identifier = identifier ( ArgumentList )]
   # [51] map directly to 74-77
   # [52-54, 56] are unsupported
@@ -250,6 +252,7 @@ class IDLPPAPIParser(IDLParser):
                          | ExtendedAttributeArgList
                          | ExtendedAttributeValList
                          | ExtendedAttributeIdent
+                         | ExtendedAttributeIdentList
                          | ExtendedAttributeIdentConst
                          | ExtendedAttributeNamedArgList"""
     p[0] = p[1]

tools/idl_parser/test_parser/extattr_ppapi.idl

@@ -89,3 +89,11 @@ symatics should exist.  This is an exact match.
  */
 
 [foo=1.2e-3] interface Foo {};
+
+/* TREE
+ *Interface(Foo)
+ *  ExtAttributes()
+ *    ExtAttribute(foo)
+ */
+
+[foo=(bar, baz)] interface Foo {};

tools/idl_parser/test_parser/interface_web.idl

@@ -162,3 +162,22 @@ interface MyIFaceStringifiers {
   stringifier DOMString namedStringifier();
   stringifier attribute DOMString stringValue;
 };
+
+/* TREE
+ *Interface(MyExtendedAttributeInterface)
+ *  Operation(method)
+ *    Arguments()
+ *    Type()
+ *      PrimitiveType(void)
+ *    ExtAttributes()
+ *      ExtAttribute(Attr)
+ *      ExtAttribute(MethodIdentList)
+ *  ExtAttributes()
+ *    ExtAttribute(MyExtendedAttribute)
+ *    ExtAttribute(MyExtendedIdentListAttribute)
+ */
+[MyExtendedAttribute,
+ MyExtendedIdentListAttribute=(Foo, Bar, Baz)]
+interface MyExtendedAttributeInterface {
+  [Attr, MethodIdentList=(Foo, Bar)] void method();
+};