partial.lenses - npm Package Compare versions

Comparing version 11.17.0 to 11.18.0

dist/partial.lenses.cjs.js

@@ -108,3 +108,3 @@ 'use strict';
   return function (x) {
-    return p(x) ? f(x) : undefined;
+    return p(x) ? f(x) : void 0;
   };
@@ -404,3 +404,3 @@ };
     return function (x, _i, F, xi2yF) {
-      return (0, F.map)(function (v) {
+      return F.map(function (v) {
         return set(i, v, x);
@@ -584,3 +584,3 @@ }, xi2yF(get(i, x), i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (y) {
+    return F.map(function (y) {
       return set(y, x, i);
@@ -593,3 +593,3 @@ }, xi2yF(get(x, i), i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(fwd, xi2yF(bwd(x), i));
+    return F.map(fwd, xi2yF(bwd(x), i));
   };
@@ -771,3 +771,3 @@ };
   return function (w, i, F, xi2yF) {
-    return (0, F.map)(I.always(w), xi2yF(wi2x(w, i), i));
+    return F.map(I.always(w), xi2yF(wi2x(w, i), i));
   };
@@ -861,3 +861,3 @@ };
   var of = C.of;
-  return of ? of(y) : (0, C.map)(I.always(y), xi2yC(x, i));
+  return of ? of(y) : C.map(I.always(y), xi2yC(x, i));
 }
@@ -1045,3 +1045,3 @@
     return j === n ? M.of : function (x) {
-      return (0, M.chain)(loop(M, xi2xM, i, j + 1), xMs[j](x, i, M, xi2xM));
+      return M.chain(loop(M, xi2xM, i, j + 1), xMs[j](x, i, M, xi2xM));
     };
@@ -1073,3 +1073,3 @@ }
   } else {
-    return (0, A.of)(xs);
+    return A.of(xs);
   }
@@ -1087,3 +1087,3 @@ });
   } else {
-    return (0, A.of)(xs);
+    return A.of(xs);
   }
@@ -1140,3 +1140,3 @@ });
 /*#__PURE__*/mkTraverse(I.id, function (m) {
-  return ConcatOf(m.concat, (0, m.empty)(), m.delay);
+  return ConcatOf(m.concat, m.empty(), m.delay);
 });
@@ -1269,3 +1269,3 @@
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(o2u, xi2yF(void 0 !== x ? x : out, i));
+    return F.map(o2u, xi2yF(void 0 !== x ? x : out, i));
   };
@@ -1277,3 +1277,3 @@ }
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(untoV, xi2yF(void 0 !== x ? x : v, i));
+    return F.map(untoV, xi2yF(void 0 !== x ? x : v, i));
   };
@@ -1284,3 +1284,3 @@ }
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (x) {
+    return F.map(function (x) {
       return void 0 !== x ? xi2x(x, i) : x;
@@ -1297,3 +1297,3 @@ }, xi2yF(void 0 !== x ? xi2x(x, i) : x, i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (y) {
+    return F.map(function (y) {
       return void 0 !== y ? yi2y(y, i) : y;
@@ -1308,3 +1308,3 @@ }, xi2yF(x, i));
   var i = seemsArrayLike(xs) ? xs.length : 0;
-  return (0, F.map)(function (x) {
+  return F.map(function (x) {
     return setIndex(i, x, xs);
@@ -1321,3 +1321,3 @@ }, xi2yF(void 0, i));
     if (seemsArrayLike(xs)) partitionIntoIndex(xi2b, xs, ts = [], fs = []);
-    return (0, F.map)(function (ts) {
+    return F.map(function (ts) {
       var tsN = ts ? ts.length : 0,
@@ -1335,3 +1335,3 @@ fsN = fs ? fs.length : 0,
         i = findIndex(xi2b, ys);
-    return (0, F.map)(function (v) {
+    return F.map(function (v) {
       return setIndex(i, v, ys);
@@ -1346,3 +1346,3 @@ }, xi2yF(ys[i], i));
         i = hint.hint = findIndexHint(hint, xh2b, ys);
-    return (0, F.map)(function (v) {
+    return F.map(function (v) {
       return setIndex(i, v, ys);
@@ -1376,3 +1376,3 @@ }, xi2yF(ys[i], i));
         e = sliceIndex(b, xsN, xsN, end);
-    return (0, F.map)(function (zs) {
+    return F.map(function (zs) {
       var zsN = zs ? zs.length : 0,
@@ -1425,3 +1425,3 @@ bPzsN = b + zsN,
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(drop, xi2yF(x, i));
+    return F.map(drop, xi2yF(x, i));
   };
@@ -1442,3 +1442,3 @@ }
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (v) {
+    return F.map(function (v) {
       return setPick(template, v, x);
@@ -1454,3 +1454,3 @@ }, xi2yF(getPick(template, x), i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(o2i, xi2yF(replaced(inn, out, x), i));
+    return F.map(o2i, xi2yF(replaced(inn, out, x), i));
   };
@@ -1473,3 +1473,3 @@ });
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (x) {
+    return F.map(function (x) {
       return getU(iso, x);
@@ -1496,2 +1496,10 @@ }, xi2yF(setU(iso, x, void 0), i));
 
+var singleton = /*#__PURE__*/(process.env.NODE_ENV === "production" ? I.id : function (iso) {
+  return toFunction([isoU(I.id, freeze), iso]);
+})(function (x, i, F, xi2yF) {
+  return F.map(function (x) {
+    return void 0 !== x ? [x] : void 0;
+  }, xi2yF((x instanceof Object || I.isString(x)) && x.length === 1 ? x[0] : void 0, i));
+});
+
 // Standard isomorphisms
@@ -1619,2 +1627,3 @@
 exports.is = is;
+exports.singleton = singleton;
 exports.uri = uri;
@@ -1621,0 +1630,0 @@ exports.uriComponent = uriComponent;

dist/partial.lenses.es.js

 import { acyclicEqualsU, always, applyU, arityN, array0, assocPartialU, constructorOf, curry, curryN, dissocPartialU, hasU, id, identicalU, isDefined, isFunction, isObject, isString, keys, object0, pipe2U, sndU } from 'infestines';
-import * as I from 'infestines';
 
@@ -105,3 +104,3 @@ var dep = function dep(xs2xsyC) {
   return function (x) {
-    return p(x) ? f(x) : undefined;
+    return p(x) ? f(x) : void 0;
   };
@@ -401,3 +400,3 @@ };
     return function (x, _i, F, xi2yF) {
-      return (0, F.map)(function (v) {
+      return F.map(function (v) {
         return set(i, v, x);
@@ -581,3 +580,3 @@ }, xi2yF(get(i, x), i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (y) {
+    return F.map(function (y) {
       return set(y, x, i);
@@ -590,3 +589,3 @@ }, xi2yF(get(x, i), i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(fwd, xi2yF(bwd(x), i));
+    return F.map(fwd, xi2yF(bwd(x), i));
   };
@@ -768,3 +767,3 @@ };
   return function (w, i, F, xi2yF) {
-    return (0, F.map)(always(w), xi2yF(wi2x(w, i), i));
+    return F.map(always(w), xi2yF(wi2x(w, i), i));
   };
@@ -858,3 +857,3 @@ };
   var of = C.of;
-  return of ? of(y) : (0, C.map)(always(y), xi2yC(x, i));
+  return of ? of(y) : C.map(always(y), xi2yC(x, i));
 }
@@ -1042,3 +1041,3 @@
     return j === n ? M.of : function (x) {
-      return (0, M.chain)(loop(M, xi2xM, i, j + 1), xMs[j](x, i, M, xi2xM));
+      return M.chain(loop(M, xi2xM, i, j + 1), xMs[j](x, i, M, xi2xM));
     };
@@ -1070,3 +1069,3 @@ }
   } else {
-    return (0, A.of)(xs);
+    return A.of(xs);
   }
@@ -1084,3 +1083,3 @@ });
   } else {
-    return (0, A.of)(xs);
+    return A.of(xs);
   }
@@ -1137,3 +1136,3 @@ });
 /*#__PURE__*/mkTraverse(id, function (m) {
-  return ConcatOf(m.concat, (0, m.empty)(), m.delay);
+  return ConcatOf(m.concat, m.empty(), m.delay);
 });
@@ -1266,3 +1265,3 @@
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(o2u, xi2yF(void 0 !== x ? x : out, i));
+    return F.map(o2u, xi2yF(void 0 !== x ? x : out, i));
   };
@@ -1274,3 +1273,3 @@ }
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(untoV, xi2yF(void 0 !== x ? x : v, i));
+    return F.map(untoV, xi2yF(void 0 !== x ? x : v, i));
   };
@@ -1281,3 +1280,3 @@ }
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (x) {
+    return F.map(function (x) {
       return void 0 !== x ? xi2x(x, i) : x;
@@ -1294,3 +1293,3 @@ }, xi2yF(void 0 !== x ? xi2x(x, i) : x, i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (y) {
+    return F.map(function (y) {
       return void 0 !== y ? yi2y(y, i) : y;
@@ -1305,3 +1304,3 @@ }, xi2yF(x, i));
   var i = seemsArrayLike(xs) ? xs.length : 0;
-  return (0, F.map)(function (x) {
+  return F.map(function (x) {
     return setIndex(i, x, xs);
@@ -1318,3 +1317,3 @@ }, xi2yF(void 0, i));
     if (seemsArrayLike(xs)) partitionIntoIndex(xi2b, xs, ts = [], fs = []);
-    return (0, F.map)(function (ts) {
+    return F.map(function (ts) {
       var tsN = ts ? ts.length : 0,
@@ -1332,3 +1331,3 @@ fsN = fs ? fs.length : 0,
         i = findIndex(xi2b, ys);
-    return (0, F.map)(function (v) {
+    return F.map(function (v) {
       return setIndex(i, v, ys);
@@ -1343,3 +1342,3 @@ }, xi2yF(ys[i], i));
         i = hint.hint = findIndexHint(hint, xh2b, ys);
-    return (0, F.map)(function (v) {
+    return F.map(function (v) {
       return setIndex(i, v, ys);
@@ -1373,3 +1372,3 @@ }, xi2yF(ys[i], i));
         e = sliceIndex(b, xsN, xsN, end);
-    return (0, F.map)(function (zs) {
+    return F.map(function (zs) {
       var zsN = zs ? zs.length : 0,
@@ -1422,3 +1421,3 @@ bPzsN = b + zsN,
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(drop, xi2yF(x, i));
+    return F.map(drop, xi2yF(x, i));
   };
@@ -1439,3 +1438,3 @@ }
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (v) {
+    return F.map(function (v) {
       return setPick(template, v, x);
@@ -1451,3 +1450,3 @@ }, xi2yF(getPick(template, x), i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(o2i, xi2yF(replaced(inn, out, x), i));
+    return F.map(o2i, xi2yF(replaced(inn, out, x), i));
   };
@@ -1470,3 +1469,3 @@ });
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (x) {
+    return F.map(function (x) {
       return getU(iso, x);
@@ -1493,2 +1492,10 @@ }, xi2yF(setU(iso, x, void 0), i));
 
+var singleton = /*#__PURE__*/(process.env.NODE_ENV === "production" ? id : function (iso) {
+  return toFunction([isoU(id, freeze), iso]);
+})(function (x, i, F, xi2yF) {
+  return F.map(function (x) {
+    return void 0 !== x ? [x] : void 0;
+  }, xi2yF((x instanceof Object || isString(x)) && x.length === 1 ? x[0] : void 0, i));
+});
+
 // Standard isomorphisms
@@ -1523,2 +1530,2 @@
 
-export { toFunction, assign, modify, remove, set, transform, traverse, compose, lazy, choices, choose, iftes, orElse, chain, choice, when, optional, zero, cache, assignOp, modifyOp, setOp, removeOp, log, seq, branch, elems, flatten, values, matches, all, and, any, collectAs, collect, concatAs, concat, countIf, count, foldl, foldr, isDefined$1 as isDefined, isEmpty, joinAs, join, maximumBy, maximum, meanAs, mean, minimumBy, minimum, none, or, productAs, product, selectAs, select, sumAs, sum, get, lens, setter, foldTraversalLens, augment, defaults, define, normalize, required, rewrite, append, filter, find, findHint, findWith, index, last, prefix, slice, suffix, pickIn, prop, props, propsOf, removable, valueOr, pick, replace, getInverse, iso, inverse, complement, identity, is, uri, uriComponent, json, seemsArrayLike };
+export { toFunction, assign, modify, remove, set, transform, traverse, compose, lazy, choices, choose, iftes, orElse, chain, choice, when, optional, zero, cache, assignOp, modifyOp, setOp, removeOp, log, seq, branch, elems, flatten, values, matches, all, and, any, collectAs, collect, concatAs, concat, countIf, count, foldl, foldr, isDefined$1 as isDefined, isEmpty, joinAs, join, maximumBy, maximum, meanAs, mean, minimumBy, minimum, none, or, productAs, product, selectAs, select, sumAs, sum, get, lens, setter, foldTraversalLens, augment, defaults, define, normalize, required, rewrite, append, filter, find, findHint, findWith, index, last, prefix, slice, suffix, pickIn, prop, props, propsOf, removable, valueOr, pick, replace, getInverse, iso, inverse, complement, identity, is, singleton, uri, uriComponent, json, seemsArrayLike };

dist/partial.lenses.js

@@ -108,3 +108,3 @@ (function (global, factory) {
   return function (x) {
-    return p(x) ? f(x) : undefined;
+    return p(x) ? f(x) : void 0;
   };
@@ -404,3 +404,3 @@ };
     return function (x, _i, F, xi2yF) {
-      return (0, F.map)(function (v) {
+      return F.map(function (v) {
         return set(i, v, x);
@@ -584,3 +584,3 @@ }, xi2yF(get(i, x), i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (y) {
+    return F.map(function (y) {
       return set(y, x, i);
@@ -593,3 +593,3 @@ }, xi2yF(get(x, i), i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(fwd, xi2yF(bwd(x), i));
+    return F.map(fwd, xi2yF(bwd(x), i));
   };
@@ -771,3 +771,3 @@ };
   return function (w, i, F, xi2yF) {
-    return (0, F.map)(I.always(w), xi2yF(wi2x(w, i), i));
+    return F.map(I.always(w), xi2yF(wi2x(w, i), i));
   };
@@ -861,3 +861,3 @@ };
   var of = C.of;
-  return of ? of(y) : (0, C.map)(I.always(y), xi2yC(x, i));
+  return of ? of(y) : C.map(I.always(y), xi2yC(x, i));
 }
@@ -1045,3 +1045,3 @@
     return j === n ? M.of : function (x) {
-      return (0, M.chain)(loop(M, xi2xM, i, j + 1), xMs[j](x, i, M, xi2xM));
+      return M.chain(loop(M, xi2xM, i, j + 1), xMs[j](x, i, M, xi2xM));
     };
@@ -1073,3 +1073,3 @@ }
   } else {
-    return (0, A.of)(xs);
+    return A.of(xs);
   }
@@ -1087,3 +1087,3 @@ });
   } else {
-    return (0, A.of)(xs);
+    return A.of(xs);
   }
@@ -1140,3 +1140,3 @@ });
 /*#__PURE__*/mkTraverse(I.id, function (m) {
-  return ConcatOf(m.concat, (0, m.empty)(), m.delay);
+  return ConcatOf(m.concat, m.empty(), m.delay);
 });
@@ -1269,3 +1269,3 @@
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(o2u, xi2yF(void 0 !== x ? x : out, i));
+    return F.map(o2u, xi2yF(void 0 !== x ? x : out, i));
   };
@@ -1277,3 +1277,3 @@ }
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(untoV, xi2yF(void 0 !== x ? x : v, i));
+    return F.map(untoV, xi2yF(void 0 !== x ? x : v, i));
   };
@@ -1284,3 +1284,3 @@ }
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (x) {
+    return F.map(function (x) {
       return void 0 !== x ? xi2x(x, i) : x;
@@ -1297,3 +1297,3 @@ }, xi2yF(void 0 !== x ? xi2x(x, i) : x, i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (y) {
+    return F.map(function (y) {
       return void 0 !== y ? yi2y(y, i) : y;
@@ -1308,3 +1308,3 @@ }, xi2yF(x, i));
   var i = seemsArrayLike(xs) ? xs.length : 0;
-  return (0, F.map)(function (x) {
+  return F.map(function (x) {
     return setIndex(i, x, xs);
@@ -1321,3 +1321,3 @@ }, xi2yF(void 0, i));
     if (seemsArrayLike(xs)) partitionIntoIndex(xi2b, xs, ts = [], fs = []);
-    return (0, F.map)(function (ts) {
+    return F.map(function (ts) {
       var tsN = ts ? ts.length : 0,
@@ -1335,3 +1335,3 @@ fsN = fs ? fs.length : 0,
         i = findIndex(xi2b, ys);
-    return (0, F.map)(function (v) {
+    return F.map(function (v) {
       return setIndex(i, v, ys);
@@ -1346,3 +1346,3 @@ }, xi2yF(ys[i], i));
         i = hint.hint = findIndexHint(hint, xh2b, ys);
-    return (0, F.map)(function (v) {
+    return F.map(function (v) {
       return setIndex(i, v, ys);
@@ -1376,3 +1376,3 @@ }, xi2yF(ys[i], i));
         e = sliceIndex(b, xsN, xsN, end);
-    return (0, F.map)(function (zs) {
+    return F.map(function (zs) {
       var zsN = zs ? zs.length : 0,
@@ -1425,3 +1425,3 @@ bPzsN = b + zsN,
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(drop, xi2yF(x, i));
+    return F.map(drop, xi2yF(x, i));
   };
@@ -1442,3 +1442,3 @@ }
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (v) {
+    return F.map(function (v) {
       return setPick(template, v, x);
@@ -1454,3 +1454,3 @@ }, xi2yF(getPick(template, x), i));
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(o2i, xi2yF(replaced(inn, out, x), i));
+    return F.map(o2i, xi2yF(replaced(inn, out, x), i));
   };
@@ -1473,3 +1473,3 @@ });
   return function (x, i, F, xi2yF) {
-    return (0, F.map)(function (x) {
+    return F.map(function (x) {
       return getU(iso, x);
@@ -1496,2 +1496,10 @@ }, xi2yF(setU(iso, x, void 0), i));
 
+var singleton = /*#__PURE__*/(function (iso) {
+  return toFunction([isoU(I.id, freeze), iso]);
+})(function (x, i, F, xi2yF) {
+  return F.map(function (x) {
+    return void 0 !== x ? [x] : void 0;
+  }, xi2yF((x instanceof Object || I.isString(x)) && x.length === 1 ? x[0] : void 0, i));
+});
+
 // Standard isomorphisms
@@ -1619,2 +1627,3 @@
 exports.is = is;
+exports.singleton = singleton;
 exports.uri = uri;
@@ -1621,0 +1630,0 @@ exports.uriComponent = uriComponent;

dist/partial.lenses.min.js

@@ -1,1 +0,1 @@
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package.json

 {
   "name": "partial.lenses",
-  "version": "11.17.0",
+  "version": "11.18.0",
   "description": "Partial lenses is a comprehensive, high-performance optics library for JavaScript",
@@ -44,3 +44,3 @@ "module": "dist/partial.lenses.es.js",
   "devDependencies": {
-    "babel-cli": "^6.24.1",
+    "babel-cli": "^6.26.0",
     "babel-eslint": "^7.2.3",
@@ -50,3 +50,3 @@ "babel-plugin-check-es2015-constants": "^6.22.0",
     "babel-plugin-transform-es2015-block-scoped-functions": "^6.22.0",
-    "babel-plugin-transform-es2015-block-scoping": "^6.24.1",
+    "babel-plugin-transform-es2015-block-scoping": "^6.26.0",
     "babel-plugin-transform-es2015-classes": "^6.24.1",
@@ -59,3 +59,3 @@ "babel-plugin-transform-es2015-computed-properties": "^6.24.1",
     "babel-plugin-transform-es2015-literals": "^6.22.0",
-    "babel-plugin-transform-es2015-modules-commonjs": "^6.24.1",
+    "babel-plugin-transform-es2015-modules-commonjs": "^6.26.0",
     "babel-plugin-transform-es2015-object-super": "^6.24.1",
@@ -68,7 +68,7 @@ "babel-plugin-transform-es2015-parameters": "^6.24.1",
     "babel-plugin-transform-es2015-unicode-regex": "^6.24.1",
-    "babel-polyfill": "^6.23.0",
-    "babel-register": "^6.24.1",
+    "babel-polyfill": "^6.26.0",
+    "babel-register": "^6.26.0",
     "benchmark": "^2.1.4",
     "codecov": "^2.3.0",
-    "eslint": "^4.4.1",
+    "eslint": "^4.5.0",
     "marked": "^0.3.6",
@@ -78,4 +78,4 @@ "mocha": "^3.5.0",
     "ramda": "^0.24.1",
-    "rollup": "^0.45.2",
-    "rollup-plugin-babel": "^2.7.1",
+    "rollup": "^0.48.2",
+    "rollup-plugin-babel": "^3.0.2",
     "rollup-plugin-node-resolve": "^3.0.0",
@@ -85,5 +85,5 @@ "rollup-plugin-replace": "^1.1.1",
     "sprintf-js": "^1.1.1",
-    "uglify-js": "^3.0.27",
+    "uglify-js": "^3.0.28",
     "watch-run": "^1.2.5"
   }
 }

src/partial.lenses.js

@@ -26,3 +26,3 @@ import * as I from "infestines"
 
-const expect = (p, f) => x => p(x) ? f(x) : undefined
+const expect = (p, f) => x => p(x) ? f(x) : void 0
 
@@ -292,3 +292,3 @@ const freeze = x => x && Object.freeze(x)
 const lensFrom = (get, set) => i => (x, _i, F, xi2yF) =>
-  (0,F.map)(v => set(i, v, x), xi2yF(get(i, x), i))
+  F.map(v => set(i, v, x), xi2yF(get(i, x), i))
 
@@ -458,5 +458,5 @@ //
 const lensU = (get, set) => (x, i, F, xi2yF) =>
-  (0,F.map)(y => set(y, x, i), xi2yF(get(x, i), i))
+  F.map(y => set(y, x, i), xi2yF(get(x, i), i))
 
-const isoU = (bwd, fwd) => (x, i, F, xi2yF) => (0,F.map)(fwd, xi2yF(bwd(x), i))
+const isoU = (bwd, fwd) => (x, i, F, xi2yF) => F.map(fwd, xi2yF(bwd(x), i))
 
@@ -612,3 +612,3 @@ //
 const fromReader = wi2x => (w, i, F, xi2yF) =>
-  (0,F.map)(I.always(w), xi2yF(wi2x(w, i), i))
+  F.map(I.always(w), xi2yF(wi2x(w, i), i))
 
@@ -687,3 +687,3 @@ //
   const of = C.of
-  return of ? of(y) : (0,C.map)(I.always(y), xi2yC(x, i))
+  return of ? of(y) : C.map(I.always(y), xi2yC(x, i))
 }
@@ -783,3 +783,3 @@
   if (process.env.NODE_ENV !== "production")
-    warn(cache, `\`L.cache\` is experimental and might be removed or changed before next major release.`)
+    warn(cache, "`L.cache` is experimental and might be removed or changed before next major release.")
   const map = arguments[1] || new Map()
@@ -828,3 +828,3 @@ let C_, xi2yC_
       ? M.of
-      : x => (0,M.chain)(loop(M, xi2xM, i, j+1), xMs[j](x, i, M, xi2xM))
+      : x => M.chain(loop(M, xi2xM, i, j+1), xMs[j](x, i, M, xi2xM))
   }
@@ -854,3 +854,3 @@ return (x, i, M, xi2xM) => loop(M, xi2xM, i, 0)(x)
   } else {
-    return (0,A.of)(xs)
+    return A.of(xs)
   }
@@ -867,3 +867,3 @@ })
   } else {
-    return (0,A.of)(xs)
+    return A.of(xs)
   }
@@ -910,3 +910,3 @@ })
 export const concatAs =
-  /*#__PURE__*/mkTraverse(I.id, m => ConcatOf(m.concat, (0,m.empty)(), m.delay))
+  /*#__PURE__*/mkTraverse(I.id, m => ConcatOf(m.concat, m.empty(), m.delay))
 
@@ -1019,3 +1019,3 @@ export const concat = /*#__PURE__*/concatAs(I.id)
   function o2u(x) {return replaced(out, void 0, x)}
-  return (x, i, F, xi2yF) => (0,F.map)(o2u, xi2yF(void 0 !== x ? x : out, i))
+  return (x, i, F, xi2yF) => F.map(o2u, xi2yF(void 0 !== x ? x : out, i))
 }
@@ -1025,8 +1025,8 @@
   const untoV = unto(v)
-  return (x, i, F, xi2yF) => (0,F.map)(untoV, xi2yF(void 0 !== x ? x : v, i))
+  return (x, i, F, xi2yF) => F.map(untoV, xi2yF(void 0 !== x ? x : v, i))
 }
 
 export const normalize = xi2x => (x, i, F, xi2yF) =>
-  (0,F.map)(x => void 0 !== x ? xi2x(x, i) : x,
-            xi2yF(void 0 !== x ? xi2x(x, i) : x, i))
+  F.map(x => void 0 !== x ? xi2x(x, i) : x,
+        xi2yF(void 0 !== x ? xi2x(x, i) : x, i))
 
@@ -1036,3 +1036,3 @@ export const required = inn => replace(inn, void 0)
 export const rewrite = yi2y => (x, i, F, xi2yF) =>
-  (0,F.map)(y => void 0 !== y ? yi2y(y, i) : y, xi2yF(x, i))
+  F.map(y => void 0 !== y ? yi2y(y, i) : y, xi2yF(x, i))
 
@@ -1043,3 +1043,3 @@ // Lensing arrays
   const i = seemsArrayLike(xs) ? xs.length : 0
-  return (0,F.map)(x => setIndex(i, x, xs), xi2yF(void 0, i))
+  return F.map(x => setIndex(i, x, xs), xi2yF(void 0, i))
 }
@@ -1051,3 +1051,3 @@
     partitionIntoIndex(xi2b, xs, ts = [], fs = [])
-  return (0,F.map)(
+  return F.map(
     ts => {
@@ -1068,3 +1068,3 @@ const tsN = ts ? ts.length : 0,
         i = findIndex(xi2b, ys)
-  return (0,F.map)(v => setIndex(i, v, ys), xi2yF(ys[i], i))
+  return F.map(v => setIndex(i, v, ys), xi2yF(ys[i], i))
 }
@@ -1076,3 +1076,3 @@
           i = hint.hint = findIndexHint(hint, xh2b, ys)
-    return (0,F.map)(v => setIndex(i, v, ys), xi2yF(ys[i], i))
+    return F.map(v => setIndex(i, v, ys), xi2yF(ys[i], i))
   }
@@ -1098,3 +1098,3 @@ })
         e = sliceIndex(b, xsN, xsN, end)
-  return (0,F.map)(
+  return F.map(
     zs => {
@@ -1145,3 +1145,3 @@ const zsN = zs ? zs.length : 0, bPzsN = b + zsN, n = xsN - e + bPzsN
   }
-  return (x, i, F, xi2yF) => (0,F.map)(drop, xi2yF(x, i))
+  return (x, i, F, xi2yF) => F.map(drop, xi2yF(x, i))
 }
@@ -1157,3 +1157,3 @@
   return (x, i, F, xi2yF) =>
-    (0,F.map)(v => setPick(template, v, x), xi2yF(getPick(template, x), i))
+    F.map(v => setPick(template, v, x), xi2yF(getPick(template, x), i))
 })
@@ -1163,3 +1163,3 @@
   function o2i(x) {return replaced(out, inn, x)}
-  return (x, i, F, xi2yF) => (0,F.map)(o2i, xi2yF(replaced(inn, out, x), i))
+  return (x, i, F, xi2yF) => F.map(o2i, xi2yF(replaced(inn, out, x), i))
 })
@@ -1178,3 +1178,3 @@
 export const inverse = iso => (x, i, F, xi2yF) =>
-  (0,F.map)(x => getU(iso, x), xi2yF(setU(iso, x, void 0), i))
+  F.map(x => getU(iso, x), xi2yF(setU(iso, x, void 0), i))
 
@@ -1191,2 +1191,10 @@ // Basic isomorphisms
 
+export const singleton = /*#__PURE__*/(process.env.NODE_ENV === "production" ? I.id : iso => toFunction([isoU(I.id, freeze), iso]))(
+  (x, i, F, xi2yF) =>
+    F.map(x => void 0 !== x ? [x] : void 0,
+          xi2yF((x instanceof Object || I.isString(x)) && x.length === 1
+                ? x[0]
+                : void 0,
+                i)))
+
 // Standard isomorphisms
@@ -1193,0 +1201,0 @@

No alert changes

Improved metrics

Total package byte prevSize

361918

increased by2.29%

Lines of code

4994

increased by0.6%

Number of lines in readme file

4189

increased by3.79%

Worsened metrics

Number of low supply chain risk alerts

99

increased by3.13%

No dependency changes