var validator = new ObjectValidator
validator.add new IntField("field", required=false)
assert validator.validate("""{}""")
validator = new ObjectValidator
validator.add new IntField("field")
assert not validator.validate("""{}""")
assert not validator.validate("""{ "field": "foo" }""")
assert validator.validate("""{ "field": 10 }""")
validator = new ObjectValidator
validator.add new IntField("field", min=3)
assert validator.validate("""{ "field": 3 }""")
assert not validator.validate("""{ "field": 2 }""")
validator = new ObjectValidator
validator.add new IntField("field", max=3)
assert validator.validate("""{ "field": 3 }""")
assert not validator.validate("""{ "field": 4 }""")
validator = new ObjectValidator
validator.add new IntField("field", min=3, max=5)
assert not validator.validate("""{ "field": 2 }""")
assert validator.validate("""{ "field": 3 }""")
assert validator.validate("""{ "field": 5 }""")
assert not validator.validate("""{ "field": 6 }""")
popcorn :: IntField :: defaultinit
popcorn $ IntField :: validate_field
Validatefield
in obj
core :: Object :: class_factory
Implementation used byget_class
to create the specific class.
popcorn :: IntField :: defaultinit
core :: Object :: defaultinit
popcorn :: RequiredField :: defaultinit
popcorn :: FieldValidator :: defaultinit
core :: Object :: is_same_instance
Return true ifself
and other
are the same instance (i.e. same identity).
core :: Object :: is_same_serialized
Isself
the same as other
in a serialization context?
core :: Object :: is_same_type
Return true ifself
and other
have the same dynamic type.
core :: Object :: output_class_name
Display class name on stdout (debug only).popcorn :: RequiredField :: required=
Is this field required?popcorn :: FieldValidator :: validate_field
Validatefield
in obj
# Check if a field is an Int
#
# ~~~
# var validator = new ObjectValidator
# validator.add new IntField("field", required=false)
# assert validator.validate("""{}""")
#
# validator = new ObjectValidator
# validator.add new IntField("field")
# assert not validator.validate("""{}""")
# assert not validator.validate("""{ "field": "foo" }""")
# assert validator.validate("""{ "field": 10 }""")
#
# validator = new ObjectValidator
# validator.add new IntField("field", min=3)
# assert validator.validate("""{ "field": 3 }""")
# assert not validator.validate("""{ "field": 2 }""")
#
# validator = new ObjectValidator
# validator.add new IntField("field", max=3)
# assert validator.validate("""{ "field": 3 }""")
# assert not validator.validate("""{ "field": 4 }""")
#
# validator = new ObjectValidator
# validator.add new IntField("field", min=3, max=5)
# assert not validator.validate("""{ "field": 2 }""")
# assert validator.validate("""{ "field": 3 }""")
# assert validator.validate("""{ "field": 5 }""")
# assert not validator.validate("""{ "field": 6 }""")
# ~~~
class IntField
super RequiredField
# Min value (default: not checked)
var min: nullable Int
# Max value (default: not checked)
var max: nullable Int
redef fun validate_field(v, obj) do
if not super then return false
var val = obj.get_or_null(field)
if val == null then
if required == null or required == true then
v.validation.add_error(field, "Expected Int got `null`")
return false
else
return true
end
end
if not val isa Int then
v.validation.add_error(field, "Expected Int got `{val.class_name}`")
return false
end
var min = self.min
if min != null and val < min then
v.validation.add_error(field, "Must be greater or equal to `{min}`")
return false
end
var max = self.max
if max != null and val > max then
v.validation.add_error(field, "Must be smaller or equal to `{max}`")
return false
end
return true
end
end
lib/popcorn/pop_validation.nit:384,1--450,3