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30 lines
747 B
30 lines
747 B
5 years ago
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(*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*)
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open! IStd
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(** Dereference rule should be checked every type an object is dereferenced.
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The rule checks if the reference is nullable.
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*)
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type violation [@@deriving compare]
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val check : Nullability.t -> (unit, violation) result
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type dereference_type =
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| MethodCall of Typ.Procname.t
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| AccessToField of Typ.Fieldname.t
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| AccessByIndex of {index_desc: string}
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| ArrayLengthAccess
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[@@deriving compare]
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val violation_description :
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violation
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-> dereference_type
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-> nullable_object_descr:string option
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-> origin_descr:string
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-> string
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