Author: Stephan <step...@stzal.com>
Branch:
Changeset: r281:c6c45b6813f1
Date: 2012-08-24 10:26 +0200
http://bitbucket.org/pypy/lang-js/changeset/c6c45b6813f1/
Log: better error messages for exceptions
diff --git a/js/jsobj.py b/js/jsobj.py
--- a/js/jsobj.py
+++ b/js/jsobj.py
@@ -150,9 +150,9 @@
w_proto_setter = W_ProtoSetter()
proto_desc = AccessorPropertyDescriptor(w_proto_getter, w_proto_setter, False,
False)
-def reject(throw):
+def reject(throw, msg=u''):
if throw:
- raise JsTypeError(u'')
+ raise JsTypeError(msg)
return False
class W_BasicObject(W_Root):
@@ -232,7 +232,7 @@
if self.can_put(p) is False:
if throw is True:
- raise JsTypeError(u'')
+ raise JsTypeError(u"can't put %s" % (p, ))
else:
return
@@ -342,7 +342,8 @@
extensible = self.extensible()
# 3.
if current is None and extensible is False:
- return reject(throw)
+ return reject(throw, p)
+
# 4.
if current is None and extensible is True:
# 4.a
@@ -378,9 +379,9 @@
# 7.
if current.configurable is False:
if desc.configurable is True:
- return reject(throw)
- return reject(throw)
+ return reject(throw, p)
if desc.has_set_enumerable() and (not(current.enumerable) ==
desc.enumerable):
+ return reject(throw, p)
# 8.
if is_generic_descriptor(desc):
@@ -389,7 +390,7 @@
elif is_data_descriptor(current) != is_data_descriptor(desc):
# 9.a
if current.configurable is False:
- return reject(throw)
+ return reject(throw, p)
# 9.b
if is_data_descriptor(current):
raise NotImplementedError(self.__class__)
@@ -402,11 +403,11 @@
if current.configurable is False:
# 10.a.i
if current.writable is False and desc.writable is True:
- return reject(throw)
+ return reject(throw, p)
# 10.a.ii
if current.writable is False:
- return reject(throw)
if desc.has_set_value() and desc.value != current.value:
+ return reject(throw, p)
# 10.b
else:
pass
@@ -415,11 +416,11 @@
# 11.a
if current.configurable is False:
# 11.a.i
- return reject(throw)
if desc.has_set_setter() and desc.setter != current.setter:
+ return reject(throw, p)
# 11.a.ii
- return reject(throw)
if desc.has_set_getter() and desc.getter != current.getter:
+ return reject(throw, p)
# 12
prop = self._properties_[p]
self._properties_[p] = prop.update_with_descriptor(desc)
@@ -1183,7 +1184,7 @@
return W_BasicObject.define_own_property(self, u'length',
new_len_desc, throw)
# g
if old_len_desc.writable is False:
- return reject(throw)
+ return reject(throw, p)
# h
if new_len_desc.writable is None or new_len_desc.writable is True:
@@ -1208,7 +1209,7 @@
if new_writable is False:
new_len_desc.writable = False
W_BasicObject.define_own_property(self, u'length',
new_len_desc, False)
- return reject(throw)
+ return reject(throw, p)
# m
if new_writable is False:
@@ -1227,13 +1228,13 @@
index = uint32(int(p))
# b
if index >= old_len and old_len_desc.writable is False:
- return reject(throw)
+ return reject(throw, p)
# c
succeeded = W_BasicObject.define_own_property(self, p, desc, False)
# d
if succeeded is False:
- return reject(throw)
+ return reject(throw, p)
# e
if index >= old_len:
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