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[#1928] Delete nested

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This commit is contained in:
Aaron McMillin 2019-09-18 21:55:25 -04:00
parent d83e3d471e
commit 1a1203fcb6
2 changed files with 30 additions and 8 deletions
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20
evennia/commands/default/building.py
View file

@ -1688,12 +1688,22 @@ class CmdSetAttribute(ObjManipCommand):
def rm_attr(self, obj, attr):
"""
Remove an attribute from the object, and report back.
Remove an attribute from the object, or a nested data structure, and report back.
"""
if obj.attributes.has(attr):
val = obj.attributes.has(attr)
obj.attributes.remove(attr)
return "\nDeleted attribute '%s' (= %s) from %s." % (attr, val, obj.name)
for key, nested_keys in self.split_nested_attr(attr):
if obj.attributes.has(key):
if nested_keys:
del_key = nested_keys[-1]
val = obj.attributes.get(key)
val = self.do_nested_lookup(val, *nested_keys[:-1])
if val is not self.not_found:
del val[del_key]
obj.attributes.add(key, val)
return "\nDeleted attribute '%s' (= nested) from %s." % (attr, obj.name)
else:
exists = obj.attributes.has(key)
obj.attributes.remove(attr)
return "\nDeleted attribute '%s' (= %s) from %s." % (attr, exists, obj.name)
else:
return "\n%s has no attribute '%s'." % (obj.name, attr)

18
evennia/commands/default/tests.py
View file

@ -540,13 +540,25 @@ class TestBuilding(CommandTest):
self.call(building.CmdSetAttribute(), "Obj/test1=[1,2]", "Created attribute Obj/test1 = [1, 2]")
self.call(building.CmdSetAttribute(), "Obj/test1", "Attribute Obj/test1 = [1, 2]")
self.call(building.CmdSetAttribute(), "Obj/test1[0]", "Attribute Obj/test1[0] = 1")
self.call(building.CmdSetAttribute(), "Obj/test1[1]", "Attribute Obj/test1[1] = 2")
# list delete
self.call(building.CmdSetAttribute(),
"Obj/test1[0] =", "Deleted attribute 'test1[0]' (= nested) from Obj.")
self.call(building.CmdSetAttribute(), "Obj/test1[0]", "Attribute Obj/test1[0] = 2")
self.call(building.CmdSetAttribute(), "Obj/test1[1]", "Obj has no attribute 'test1[1]'.")
# removing white space proves real parsing
self.call(building.CmdSetAttribute(),
"Obj/test2={ 'one': 1 }", "Created attribute Obj/test2 = {'one': 1}")
self.call(building.CmdSetAttribute(), "Obj/test2", "Attribute Obj/test2 = {'one': 1}")
"Obj/test2={ 'one': 1, 'two': 2 }", "Created attribute Obj/test2 = {'one': 1, 'two': 2}")
self.call(building.CmdSetAttribute(), "Obj/test2", "Attribute Obj/test2 = {'one': 1, 'two': 2}")
self.call(building.CmdSetAttribute(), "Obj/test2['one']", "Attribute Obj/test2['one'] = 1")
self.call(building.CmdSetAttribute(), "Obj/test2['one]", "Attribute Obj/test2['one] = 1")
self.call(building.CmdSetAttribute(), "Obj/test2['two']", "Attribute Obj/test2['two'] = 2")
# Dict delete
self.call(building.CmdSetAttribute(),
"Obj/test2['two'] =", "Deleted attribute 'test2['two']' (= nested) from Obj.")
self.call(building.CmdSetAttribute(), "Obj/test2['two']", "Obj has no attribute 'test2['two']'.")
self.call(building.CmdSetAttribute(), "Obj/test2", "Attribute Obj/test2 = {'one': 1}")
self.call(building.CmdSetAttribute(), "Obj/test2[0]", "Obj has no attribute 'test2[0]'.")
# Deaper nesting
@ -565,8 +577,8 @@ class TestBuilding(CommandTest):
# Prefer nested items
self.call(building.CmdSetAttribute(), "Obj/test4[0]", "Attribute Obj/test4[0] = {'one': 1}")
self.call(building.CmdSetAttribute(), "Obj/test4[0]['one']", "Attribute Obj/test4[0]['one'] = 1")
self.call(building.CmdWipe(), "Obj/test4", "Wiped attributes test4 on Obj.")
# Restored access
self.call(building.CmdWipe(), "Obj/test4", "Wiped attributes test4 on Obj.")
self.call(building.CmdSetAttribute(), "Obj/test4[0]", "Attribute Obj/test4[0] = foo")
self.call(building.CmdSetAttribute(),
"Obj/test4[0]['one']", "Obj has no attribute 'test4[0]['one']'.")