Replace uses of Option.value_map ~default:false with Option.exists

Reviewed By: jvillard

Differential Revision: D26423607

fbshipit-source-id: 701ee0959

infer/src/IR/SourceFiles.ml

@@ -115,7 +115,7 @@ let is_freshly_captured source =
       |> SqliteUtils.check_result_code db ~log:"load bind source file" ;
       SqliteUtils.result_single_column_option ~finalize:false ~log:"SourceFiles.is_freshly_captured"
         db load_stmt
-      |> Option.value_map ~default:false ~f:deserialize_freshly_captured )
+      |> Option.exists ~f:deserialize_freshly_captured )
 
 
 let mark_all_stale () = DBWriter.mark_all_source_files_stale ()

infer/src/biabduction/SymExec.ml

@@ -987,8 +987,8 @@ let execute_store ?(report_deref_errors = true) ({InterproceduralAnalysis.tenv;
 
 
 let is_variadic_procname callee_pname =
-  Option.value_map ~default:false (AnalysisCallbacks.proc_resolve_attributes callee_pname)
-    ~f:(fun proc_attrs -> proc_attrs.ProcAttributes.is_variadic)
+  Option.exists (AnalysisCallbacks.proc_resolve_attributes callee_pname) ~f:(fun proc_attrs ->
+      proc_attrs.ProcAttributes.is_variadic )
 
 
 let resolve_and_analyze_no_dynamic_dispatch {InterproceduralAnalysis.analyze_dependency; tenv}

infer/src/bufferoverrun/bufferOverrunDomain.ml

@@ -847,7 +847,7 @@ module MemPure = struct
         prev next
 
 
-  let is_rep_multi_loc l m = Option.value_map ~default:false (find_opt l m) ~f:MVal.get_rep_multi
+  let is_rep_multi_loc l m = Option.exists (find_opt l m) ~f:MVal.get_rep_multi
 
   (** Collect the location that was increased by one, i.e., [x -> x+1] *)
   let get_incr_locs m =
@@ -1204,7 +1204,7 @@ module AliasMap = struct
   let has_objc_collection_size_alias : Loc.t -> t -> bool =
    fun loc x ->
     AliasTargets.find_size_alias (find_loc loc x)
-    |> Option.value_map ~default:false ~f:Loc.is_objc_collection_internal_array
+    |> Option.exists ~f:Loc.is_objc_collection_internal_array
 
 
   let load : Ident.t -> Loc.t -> AliasTarget.t -> t -> t =

infer/src/checkers/RequiredProps.ml

@@ -162,8 +162,7 @@ let satisfies_heuristic ~callee_pname ~callee_summary_opt tenv =
   (* If the method is build() or create() itself or doesn't contain a build() in
      its summary, we want to track it in the domain. *)
   let build_exists_in_callees =
-    Option.value_map ~default:false callee_summary_opt ~f:(fun sum ->
-        LithoDomain.Mem.contains_build sum )
+    Option.exists callee_summary_opt ~f:LithoDomain.Mem.contains_build
   in
   is_build_method callee_pname tenv
   || is_create_method callee_pname tenv

infer/src/pulse/PulseBaseAddressAttributes.ml

@@ -153,12 +153,11 @@ let get_must_be_initialized = get_attribute Attributes.get_must_be_initialized
 let std_vector_reserve address memory = add_one address Attribute.StdVectorReserve memory
 
 let is_end_of_collection address attrs =
-  Graph.find_opt address attrs |> Option.value_map ~default:false ~f:Attributes.is_end_of_collection
+  Graph.find_opt address attrs |> Option.exists ~f:Attributes.is_end_of_collection
 
 
 let is_std_vector_reserved address attrs =
-  Graph.find_opt address attrs
-  |> Option.value_map ~default:false ~f:Attributes.is_std_vector_reserved
+  Graph.find_opt address attrs |> Option.exists ~f:Attributes.is_std_vector_reserved
 
 
 let canonicalize ~get_var_repr attrs_map =

infer/src/pulse/PulseModels.ml

@@ -1081,10 +1081,9 @@ module ProcNameDispatcher = struct
         Config.pulse_model_return_nonnull
     in
     let match_regexp_opt r_opt (_tenv, proc_name) _ =
-      Option.value_map ~default:false r_opt ~f:(fun r ->
+      Option.exists r_opt ~f:(fun r ->
           let s = Procname.to_string proc_name in
-          let r = Str.string_match r s 0 in
-          r )
+          Str.string_match r s 0 )
     in
     let map_context_tenv f (x, _) = f x in
     make_dispatcher

infer/src/pulse/PulsePathCondition.ml

@@ -403,8 +403,8 @@ let prune_binop ~negated bop lhs_op rhs_op ({is_unsat; bo_itvs= _; citvs; formul
 (** {2 Queries} *)
 
 let is_known_zero phi v =
-  CItvs.find_opt v phi.citvs |> Option.value_map ~default:false ~f:CItv.is_equal_to_zero
-  || BoItvs.find_opt v phi.bo_itvs |> Option.value_map ~default:false ~f:Itv.ItvPure.is_zero
+  CItvs.find_opt v phi.citvs |> Option.exists ~f:CItv.is_equal_to_zero
+  || BoItvs.find_opt v phi.bo_itvs |> Option.exists ~f:Itv.ItvPure.is_zero
   || Formula.is_known_zero phi.formula v