Remove reduce in Playground warnings building

Author: chenglou

src/Playground.mjs

@@ -1899,37 +1899,33 @@ function Playground$default(Props) {
       cmErrors = [];
     } else if (result.TAG === /* Conv */0) {
       var match$7 = result._0;
-      cmErrors = match$7.TAG === /* Fail */1 ? Belt_Array.map(match$7.details, (function (param) {
-                return locMsgToCmError("Error", param);
-              })) : [];
+      cmErrors = match$7.TAG === /* Fail */1 ? match$7.details.map(function (param) {
+              return locMsgToCmError("Error", param);
+            }) : [];
     } else {
       var result$1 = result._0;
       switch (result$1.TAG | 0) {
         case /* Fail */0 :
             var result$2 = result$1._0;
             switch (result$2.TAG | 0) {
               case /* WarningErr */2 :
-                  cmErrors = Belt_Array.reduce(result$2._0, [], (function (acc, next) {
-                          var warn = locMsgToCmError("Warning", next.details);
-                          acc.push(warn);
-                          return acc;
-                        }));
+                  cmErrors = result$2._0.map(function (warning) {
+                        return locMsgToCmError("Warning", warning.details);
+                      });
                   break;
               case /* WarningFlagErr */3 :
                   cmErrors = [];
                   break;
               default:
-                cmErrors = Belt_Array.map(result$2._0, (function (param) {
-                        return locMsgToCmError("Error", param);
-                      }));
+                cmErrors = result$2._0.map(function (param) {
+                      return locMsgToCmError("Error", param);
+                    });
             }
             break;
         case /* Success */1 :
-            cmErrors = Belt_Array.reduce(result$1._0.warnings, [], (function (acc, next) {
-                    var warn = locMsgToCmError("Warning", next.details);
-                    acc.push(warn);
-                    return acc;
-                  }));
+            cmErrors = result$1._0.warnings.map(function (warning) {
+                  return locMsgToCmError("Warning", warning.details);
+                });
             break;
         case /* UnexpectedError */2 :
         case /* Unknown */3 :

src/Playground.res

@@ -1496,30 +1496,26 @@ let default = () => {
       | SyntaxErr(locMsgs)
       | TypecheckErr(locMsgs)
       | OtherErr(locMsgs) =>
-        Belt.Array.map(locMsgs, locMsgToCmError(~kind=#Error))
+        Js.Array2.map(locMsgs, locMsgToCmError(~kind=#Error))
       | WarningErr(warnings) =>
-        Belt.Array.reduce(warnings, [], (acc, next) => {
-          switch next {
+        Js.Array2.map(warnings, warning => {
+          switch warning {
           | Api.Warning.Warn({details})
           | WarnErr({details}) =>
-            let warn = locMsgToCmError(~kind=#Warning, details)
-            Js.Array2.push(acc, warn)->ignore
+            locMsgToCmError(~kind=#Warning, details)
           }
-          acc
         })
       | WarningFlagErr(_) => []
       }
     | Comp(Success({warnings})) =>
-      Belt.Array.reduce(warnings, [], (acc, next) => {
-        switch next {
+      Js.Array2.map(warnings, warning => {
+        switch warning {
         | Api.Warning.Warn({details})
         | WarnErr({details}) =>
-          let warn = locMsgToCmError(~kind=#Warning, details)
-          Js.Array2.push(acc, warn)->ignore
+          locMsgToCmError(~kind=#Warning, details)
         }
-        acc
       })
-    | Conv(Fail({details})) => Belt.Array.map(details, locMsgToCmError(~kind=#Error))
+    | Conv(Fail({details})) => Js.Array2.map(details, locMsgToCmError(~kind=#Error))
     | Comp(_)
     | Conv(_)
     | Nothing => []