var validator = new ObjectValidator
validator.add new FieldsMatch("field1", "field2")
assert validator.validate("""{ "field1": {}, "field2": {} }""")
assert validator.validate("""{ "field1": "foo", "field2": "foo" }""")
assert validator.validate("""{ "field1": null, "field2": null }""")
assert validator.validate("""{}""")
assert not validator.validate("""{ "field1": {}, "field2": [] }""")
assert not validator.validate("""{ "field1": "foo", "field2": "bar" }""")
assert not validator.validate("""{ "field1": null, "field2": "" }""")
assert not validator.validate("""{ "field1": "foo" }""")
popcorn $ FieldsMatch :: SELF
Type of this instance, automatically specialized in every classpopcorn $ FieldsMatch :: validate_field
Validatefield
in obj
core :: Object :: class_factory
Implementation used byget_class
to create the specific class.
popcorn :: FieldValidator :: defaultinit
core :: Object :: defaultinit
popcorn :: FieldsMatch :: 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 :: FieldValidator :: validate_field
Validatefield
in obj
# Check if two fields values match
#
# ~~~
# var validator = new ObjectValidator
# validator.add new FieldsMatch("field1", "field2")
#
# assert validator.validate("""{ "field1": {}, "field2": {} }""")
# assert validator.validate("""{ "field1": "foo", "field2": "foo" }""")
# assert validator.validate("""{ "field1": null, "field2": null }""")
# assert validator.validate("""{}""")
#
# assert not validator.validate("""{ "field1": {}, "field2": [] }""")
# assert not validator.validate("""{ "field1": "foo", "field2": "bar" }""")
# assert not validator.validate("""{ "field1": null, "field2": "" }""")
# assert not validator.validate("""{ "field1": "foo" }""")
# ~~~
class FieldsMatch
super FieldValidator
# Other field to compare with
var other: String
redef fun validate_field(v, obj) do
var val1 = obj.get_or_null(field)
var val2 = obj.get_or_null(other)
if val1 != val2 then
v.validation.add_error(field, "Values mismatch: `{val1 or else "null"}` against `{val2 or else "null"}`")
return false
end
return true
end
end
lib/popcorn/pop_validation.nit:639,1--670,3