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101 lines
2.0 KiB
101 lines
2.0 KiB
(*
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* Copyright (c) 2017 - present Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*)
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open! IStd
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type keyword =
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| Report_when
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| Message
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| Suggestion
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| Severity
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| Mode
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type formula_id = Formula_id of string[@@deriving compare]
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type alexp =
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| Const of string
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| Regexp of string
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| Var of string
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| FId of formula_id
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[@@deriving compare]
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type t = alexp[@@deriving compare]
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let equal = [%compare.equal : t]
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let formula_id_to_string fid =
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match fid with
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| Formula_id s -> s
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let alexp_to_string e =
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match e with
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| Const s
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| Regexp s
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| Var s
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| FId (Formula_id s) -> s
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let keyword_to_string k =
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match k with
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| Report_when -> "report_when"
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| Message -> "message"
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| Suggestion -> "suggestion"
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| Severity -> "severity"
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| Mode -> "mode"
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let is_report_when_keyword k =
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match k with
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| Report_when -> true
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| _ -> false
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let is_message_keyword k =
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match k with
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| Message -> true
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| _ -> false
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let is_suggestion_keyword k =
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match k with
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| Suggestion -> true
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| _ -> false
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let is_severity_keyword k =
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match k with
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| Severity -> true
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| _ -> false
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let is_mode_keyword k =
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match k with
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| Mode -> true
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| _ -> false
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(* true if and only if a substring of container matches the regular
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expression defined by contained
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*)
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let str_match_regex container re =
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let rexp = Str.regexp re in
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try
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Str.search_forward rexp container 0 >= 0
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with Not_found -> false
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let compare_str_with_alexp s ae =
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match ae with
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| Const s'
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| Var s' ->
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String.equal s s'
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| Regexp re ->
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str_match_regex s re
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| _ ->
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Logging.out "[WARNING]: ALVAR expression '%s' is not a constant/var or regexp\n"
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(alexp_to_string ae);
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false
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module FormulaIdMap = Caml.Map.Make (
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struct
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type t = formula_id[@@deriving compare]
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end)
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