fold -> mapWithDefault

Author: arnarthor

jscomp/others/belt_Option.ml

@@ -27,11 +27,11 @@ let getExn = function
   | Some x -> x
   | None -> [%assert "getExn"]
 
-let foldU opt default f = match opt with
+let mapWithDefaultU opt default f = match opt with
   | Some x -> (f x [@bs])
   | None -> default
 
-let fold opt default f = foldU opt default (fun[@bs] x -> f x)
+let mapWithDefault opt default f = mapWithDefaultU opt default (fun[@bs] x -> f x)
 
 let mapU opt f = match opt with
   | Some x -> Some (f x [@bs])

jscomp/others/belt_Option.mli

@@ -28,8 +28,8 @@
 *)
 
 val getExn : 'a option -> 'a
-val foldU : 'a option -> 'b -> ('a -> 'b [@bs]) -> 'b
-val fold : 'a option -> 'b -> ('a -> 'b) -> 'b
+val mapWithDefaultU : 'a option -> 'b -> ('a -> 'b [@bs]) -> 'b
+val mapWithDefault : 'a option -> 'b -> ('a -> 'b) -> 'b
 val mapU : 'a option -> ('a -> 'b [@bs]) -> 'b option
 val map : 'a option -> ('a -> 'b) -> 'b option
 val flatMapU : 'a option -> ('a -> 'b option [@bs]) -> 'b option

lib/js/belt_Option.js

@@ -10,16 +10,16 @@ function getExn(param) {
   }
 }
 
-function foldU(opt, $$default, f) {
+function mapWithDefaultU(opt, $$default, f) {
   if (opt) {
     return f(opt[0]);
   } else {
     return $$default;
   }
 }
 
-function fold(opt, $$default, f) {
-  return foldU(opt, $$default, Curry.__1(f));
+function mapWithDefault(opt, $$default, f) {
+  return mapWithDefaultU(opt, $$default, Curry.__1(f));
 }
 
 function mapU(opt, f) {
@@ -107,8 +107,8 @@ function cmp(a, b, f) {
 }
 
 exports.getExn = getExn;
-exports.foldU = foldU;
-exports.fold = fold;
+exports.mapWithDefaultU = mapWithDefaultU;
+exports.mapWithDefault = mapWithDefault;
 exports.mapU = mapU;
 exports.map = map;
 exports.flatMapU = flatMapU;