io-ts - npm Package Compare versions

Comparing version 1.10.4 to 2.0.0

CHANGELOG.md

@@ -17,2 +17,8 @@ # Changelog
 
+# 2.0.0
+
+- **Breaking Change**
+  - upgrade to `fp-ts@2.x` (@gcanti)
+  - move `fp-ts` to `peerDependencies` (@gcanti)
+
 # 1.10.4
@@ -19,0 +25,0 @@

es6/index.js

@@ -25,3 +25,5 @@ var __extends = (this && this.__extends) || (function () {
 };
-import { left, right } from 'fp-ts/lib/Either';
+import { either, isLeft, left, right } from 'fp-ts/lib/Either';
+var map = either.map;
+var chain = either.chain;
 /**
@@ -49,3 +51,3 @@ * @since 1.0.0
         if (name === void 0) { name = "pipe(" + this.name + ", " + ab.name + ")"; }
-        return new Type(name, ab.is, function (i, c) { return _this.validate(i, c).chain(function (a) { return ab.validate(a, c); }); }, this.encode === identity && ab.encode === identity ? identity : function (b) { return _this.encode(ab.encode(b)); });
+        return new Type(name, ab.is, function (i, c) { return chain(_this.validate(i, c), function (a) { return ab.validate(a, c); }); }, this.encode === identity && ab.encode === identity ? identity : function (b) { return _this.encode(ab.encode(b)); });
     };
@@ -424,9 +426,14 @@ Type.prototype.asDecoder = function () {
     return new ArrayType(name, function (u) { return UnknownArray.is(u) && u.every(codec.is); }, function (u, c) {
-        return UnknownArray.validate(u, c).chain(function (us) {
+        return chain(UnknownArray.validate(u, c), function (us) {
             var len = us.length;
             var as = us;
             var errors = [];
-            var _loop_1 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var ui = us[i];
-                codec.validate(ui, appendContext(c, String(i), codec, ui)).fold(function (e) { return pushAll(errors, e); }, function (ai) {
+                var result = codec.validate(ui, appendContext(c, String(i), codec, ui));
+                if (isLeft(result)) {
+                    pushAll(errors, result.left);
+                }
+                else {
+                    var ai = result.right;
                     if (ai !== ui) {
@@ -438,6 +445,3 @@ if (as === us) {
                     }
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_1(i);
+                }
             }
@@ -499,6 +503,6 @@ return errors.length > 0 ? failures(errors) : success(as);
     }, function (u, c) {
-        return UnknownRecord.validate(u, c).chain(function (o) {
+        return chain(UnknownRecord.validate(u, c), function (o) {
             var a = o;
             var errors = [];
-            var _loop_2 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var k = keys[i];
@@ -513,3 +517,8 @@ if (!hasOwnProperty.call(a, k)) {
                 var type_1 = types[i];
-                type_1.validate(ak, appendContext(c, k, type_1, ak)).fold(function (e) { return pushAll(errors, e); }, function (vak) {
+                var result = type_1.validate(ak, appendContext(c, k, type_1, ak));
+                if (isLeft(result)) {
+                    pushAll(errors, result.left);
+                }
+                else {
+                    var vak = result.right;
                     if (vak !== ak) {
@@ -522,6 +531,3 @@ /* istanbul ignore next */
                     }
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_2(i);
+                }
             }
@@ -582,14 +588,17 @@ return errors.length > 0 ? failures(errors) : success(a);
     }, function (u, c) {
-        return UnknownRecord.validate(u, c).chain(function (o) {
+        return chain(UnknownRecord.validate(u, c), function (o) {
             var a = o;
             var errors = [];
-            var _loop_3 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var k = keys[i];
                 var ak = a[k];
                 var type_2 = props[k];
-                type_2.validate(ak, appendContext(c, k, type_2, ak)).fold(function (e) {
+                var result = type_2.validate(ak, appendContext(c, k, type_2, ak));
+                if (isLeft(result)) {
                     if (ak !== undefined) {
-                        pushAll(errors, e);
+                        pushAll(errors, result.left);
                     }
-                }, function (vak) {
+                }
+                else {
+                    var vak = result.right;
                     if (vak !== ak) {
@@ -602,6 +611,3 @@ /* istanbul ignore next */
                     }
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_3(i);
+                }
             }
@@ -654,3 +660,3 @@ return errors.length > 0 ? failures(errors) : success(a);
     }, function (u, c) {
-        return UnknownRecord.validate(u, c).chain(function (o) {
+        return chain(UnknownRecord.validate(u, c), function (o) {
             if (!isUnknownCodec(codomain) && !isAnyCodec(codomain) && !isObject(o)) {
@@ -664,16 +670,23 @@ return failure(u, c);
             var changed = false;
-            var _loop_4 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var k = keys[i];
                 var ok = o[k];
-                domain.validate(k, appendContext(c, k, domain, k)).fold(function (e) { return pushAll(errors, e); }, function (vk) {
+                var domainResult = domain.validate(k, appendContext(c, k, domain, k));
+                if (isLeft(domainResult)) {
+                    pushAll(errors, domainResult.left);
+                }
+                else {
+                    var vk = domainResult.right;
                     changed = changed || vk !== k;
                     k = vk;
-                    codomain.validate(ok, appendContext(c, k, codomain, ok)).fold(function (e) { return pushAll(errors, e); }, function (vok) {
+                    var codomainResult = codomain.validate(ok, appendContext(c, k, codomain, ok));
+                    if (isLeft(codomainResult)) {
+                        pushAll(errors, codomainResult.left);
+                    }
+                    else {
+                        var vok = codomainResult.right;
                         changed = changed || vok !== ok;
                         a[k] = vok;
-                    });
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_4(i);
+                    }
+                }
             }
@@ -737,3 +750,3 @@ return errors.length > 0 ? failures(errors) : success((changed ? a : o));
         }, function (u, c) {
-            return UnknownRecord.validate(u, c).chain(function (r) {
+            return chain(UnknownRecord.validate(u, c), function (r) {
                 var i = find_1(r[tag_1]);
@@ -764,8 +777,9 @@ if (i === undefined) {
                 var codec = codecs[i];
-                var r = codec
-                    .validate(u, appendContext(c, String(i), codec, u))
-                    .fold(function (e) { return pushAll(errors, e); }, success);
-                if (r !== undefined) {
-                    return r;
+                var result = codec.validate(u, appendContext(c, String(i), codec, u));
+                if (isLeft(result)) {
+                    pushAll(errors, result.left);
                 }
+                else {
+                    return success(result.right);
+                }
             }
@@ -830,3 +844,9 @@ return failures(errors);
                 var codec = codecs[i];
-                codec.validate(u, appendContext(c, String(i), codec, u)).fold(function (e) { return pushAll(errors, e); }, function (a) { return us.push(a); });
+                var result = codec.validate(u, appendContext(c, String(i), codec, u));
+                if (isLeft(result)) {
+                    pushAll(errors, result.left);
+                }
+                else {
+                    us.push(result.right);
+                }
             }
@@ -854,9 +874,14 @@ return errors.length > 0 ? failures(errors) : success(mergeAll(u, us));
     return new TupleType(name, function (u) { return UnknownArray.is(u) && u.length === len && codecs.every(function (type, i) { return type.is(u[i]); }); }, function (u, c) {
-        return UnknownArray.validate(u, c).chain(function (us) {
+        return chain(UnknownArray.validate(u, c), function (us) {
             var as = us.length > len ? us.slice(0, len) : us; // strip additional components
             var errors = [];
-            var _loop_5 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var a = us[i];
                 var type_3 = codecs[i];
-                type_3.validate(a, appendContext(c, String(i), type_3, a)).fold(function (e) { return pushAll(errors, e); }, function (va) {
+                var result = type_3.validate(a, appendContext(c, String(i), type_3, a));
+                if (isLeft(result)) {
+                    pushAll(errors, result.left);
+                }
+                else {
+                    var va = result.right;
                     if (va !== a) {
@@ -869,6 +894,3 @@ /* istanbul ignore next */
                     }
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_5(i);
+                }
             }
@@ -899,3 +921,3 @@ return errors.length > 0 ? failures(errors) : success(as);
     return new ReadonlyType(name, codec.is, function (u, c) {
-        return codec.validate(u, c).map(function (x) {
+        return map(codec.validate(u, c), function (x) {
             if (process.env.NODE_ENV !== 'production') {
@@ -929,3 +951,3 @@ return Object.freeze(x);
     return new ReadonlyArrayType(name, arrayType.is, function (u, c) {
-        return arrayType.validate(u, c).map(function (x) {
+        return map(arrayType.validate(u, c), function (x) {
             if (process.env.NODE_ENV !== 'production') {
@@ -1045,5 +1067,3 @@ return Object.freeze(x);
     var props = getProps(codec);
-    return new ExactType(name, codec.is, function (u, c) {
-        return UnknownRecord.validate(u, c).chain(function () { return codec.validate(u, c).fold(left, function (a) { return success(stripKeys(a, props)); }); });
-    }, function (a) { return codec.encode(stripKeys(a, props)); }, codec);
+    return new ExactType(name, codec.is, function (u, c) { return chain(UnknownRecord.validate(u, c), function () { return map(codec.validate(u, c), function (a) { return stripKeys(a, props); }); }); }, function (a) { return codec.encode(stripKeys(a, props)); }, codec);
 };
@@ -1157,3 +1177,3 @@ export { nullType as null };
     if (name === void 0) { name = "(" + codec.name + " | " + getFunctionName(predicate) + ")"; }
-    return new RefinementType(name, function (u) { return codec.is(u) && predicate(u); }, function (i, c) { return codec.validate(i, c).chain(function (a) { return (predicate(a) ? success(a) : failure(a, c)); }); }, codec.encode, codec, predicate);
+    return new RefinementType(name, function (u) { return codec.is(u) && predicate(u); }, function (i, c) { return chain(codec.validate(i, c), function (a) { return (predicate(a) ? success(a) : failure(a, c)); }); }, codec.encode, codec, predicate);
 }
@@ -1335,3 +1355,3 @@ /**
     var len = codecs.length;
-    var _loop_6 = function (k) {
+    var _loop_1 = function (k) {
         var all = tags[k].slice();
@@ -1361,3 +1381,3 @@ var index = [tags[k]];
         var k = keys_1[_i];
-        var state_1 = _loop_6(k);
+        var state_1 = _loop_1(k);
         if (typeof state_1 === "object")
@@ -1364,0 +1384,0 @@ return state_1.value;

es6/PathReporter.js

 import { getFunctionName } from '.';
+import { fold } from 'fp-ts/lib/Either';
 function stringify(v) {
@@ -41,3 +42,3 @@ if (typeof v === 'function') {
 export var PathReporter = {
-    report: function (validation) { return validation.fold(failure, success); }
+    report: fold(failure, success)
 };

es6/ThrowReporter.js

 import { PathReporter } from './PathReporter';
+import { isLeft } from 'fp-ts/lib/Either';
 /**
@@ -8,6 +9,6 @@ * @since 1.0.0
     report: function (validation) {
-        if (validation.isLeft()) {
-            throw PathReporter.report(validation).join('\n');
+        if (isLeft(validation)) {
+            throw new Error(PathReporter.report(validation).join('\n'));
         }
     }
 };

lib/index.js

@@ -28,2 +28,4 @@ "use strict";
 var Either_1 = require("fp-ts/lib/Either");
+var map = Either_1.either.map;
+var chain = Either_1.either.chain;
 /**
@@ -51,3 +53,3 @@ * @since 1.0.0
         if (name === void 0) { name = "pipe(" + this.name + ", " + ab.name + ")"; }
-        return new Type(name, ab.is, function (i, c) { return _this.validate(i, c).chain(function (a) { return ab.validate(a, c); }); }, this.encode === exports.identity && ab.encode === exports.identity ? exports.identity : function (b) { return _this.encode(ab.encode(b)); });
+        return new Type(name, ab.is, function (i, c) { return chain(_this.validate(i, c), function (a) { return ab.validate(a, c); }); }, this.encode === exports.identity && ab.encode === exports.identity ? exports.identity : function (b) { return _this.encode(ab.encode(b)); });
     };
@@ -430,9 +432,14 @@ Type.prototype.asDecoder = function () {
     return new ArrayType(name, function (u) { return exports.UnknownArray.is(u) && u.every(codec.is); }, function (u, c) {
-        return exports.UnknownArray.validate(u, c).chain(function (us) {
+        return chain(exports.UnknownArray.validate(u, c), function (us) {
             var len = us.length;
             var as = us;
             var errors = [];
-            var _loop_1 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var ui = us[i];
-                codec.validate(ui, exports.appendContext(c, String(i), codec, ui)).fold(function (e) { return pushAll(errors, e); }, function (ai) {
+                var result = codec.validate(ui, exports.appendContext(c, String(i), codec, ui));
+                if (Either_1.isLeft(result)) {
+                    pushAll(errors, result.left);
+                }
+                else {
+                    var ai = result.right;
                     if (ai !== ui) {
@@ -444,6 +451,3 @@ if (as === us) {
                     }
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_1(i);
+                }
             }
@@ -505,6 +509,6 @@ return errors.length > 0 ? exports.failures(errors) : exports.success(as);
     }, function (u, c) {
-        return exports.UnknownRecord.validate(u, c).chain(function (o) {
+        return chain(exports.UnknownRecord.validate(u, c), function (o) {
             var a = o;
             var errors = [];
-            var _loop_2 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var k = keys[i];
@@ -519,3 +523,8 @@ if (!hasOwnProperty.call(a, k)) {
                 var type_1 = types[i];
-                type_1.validate(ak, exports.appendContext(c, k, type_1, ak)).fold(function (e) { return pushAll(errors, e); }, function (vak) {
+                var result = type_1.validate(ak, exports.appendContext(c, k, type_1, ak));
+                if (Either_1.isLeft(result)) {
+                    pushAll(errors, result.left);
+                }
+                else {
+                    var vak = result.right;
                     if (vak !== ak) {
@@ -528,6 +537,3 @@ /* istanbul ignore next */
                     }
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_2(i);
+                }
             }
@@ -589,14 +595,17 @@ return errors.length > 0 ? exports.failures(errors) : exports.success(a);
     }, function (u, c) {
-        return exports.UnknownRecord.validate(u, c).chain(function (o) {
+        return chain(exports.UnknownRecord.validate(u, c), function (o) {
             var a = o;
             var errors = [];
-            var _loop_3 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var k = keys[i];
                 var ak = a[k];
                 var type_2 = props[k];
-                type_2.validate(ak, exports.appendContext(c, k, type_2, ak)).fold(function (e) {
+                var result = type_2.validate(ak, exports.appendContext(c, k, type_2, ak));
+                if (Either_1.isLeft(result)) {
                     if (ak !== undefined) {
-                        pushAll(errors, e);
+                        pushAll(errors, result.left);
                     }
-                }, function (vak) {
+                }
+                else {
+                    var vak = result.right;
                     if (vak !== ak) {
@@ -609,6 +618,3 @@ /* istanbul ignore next */
                     }
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_3(i);
+                }
             }
@@ -661,3 +667,3 @@ return errors.length > 0 ? exports.failures(errors) : exports.success(a);
     }, function (u, c) {
-        return exports.UnknownRecord.validate(u, c).chain(function (o) {
+        return chain(exports.UnknownRecord.validate(u, c), function (o) {
             if (!isUnknownCodec(codomain) && !isAnyCodec(codomain) && !isObject(o)) {
@@ -671,16 +677,23 @@ return exports.failure(u, c);
             var changed = false;
-            var _loop_4 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var k = keys[i];
                 var ok = o[k];
-                domain.validate(k, exports.appendContext(c, k, domain, k)).fold(function (e) { return pushAll(errors, e); }, function (vk) {
+                var domainResult = domain.validate(k, exports.appendContext(c, k, domain, k));
+                if (Either_1.isLeft(domainResult)) {
+                    pushAll(errors, domainResult.left);
+                }
+                else {
+                    var vk = domainResult.right;
                     changed = changed || vk !== k;
                     k = vk;
-                    codomain.validate(ok, exports.appendContext(c, k, codomain, ok)).fold(function (e) { return pushAll(errors, e); }, function (vok) {
+                    var codomainResult = codomain.validate(ok, exports.appendContext(c, k, codomain, ok));
+                    if (Either_1.isLeft(codomainResult)) {
+                        pushAll(errors, codomainResult.left);
+                    }
+                    else {
+                        var vok = codomainResult.right;
                         changed = changed || vok !== ok;
                         a[k] = vok;
-                    });
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_4(i);
+                    }
+                }
             }
@@ -744,3 +757,3 @@ return errors.length > 0 ? exports.failures(errors) : exports.success((changed ? a : o));
         }, function (u, c) {
-            return exports.UnknownRecord.validate(u, c).chain(function (r) {
+            return chain(exports.UnknownRecord.validate(u, c), function (r) {
                 var i = find_1(r[tag_1]);
@@ -771,8 +784,9 @@ if (i === undefined) {
                 var codec = codecs[i];
-                var r = codec
-                    .validate(u, exports.appendContext(c, String(i), codec, u))
-                    .fold(function (e) { return pushAll(errors, e); }, exports.success);
-                if (r !== undefined) {
-                    return r;
+                var result = codec.validate(u, exports.appendContext(c, String(i), codec, u));
+                if (Either_1.isLeft(result)) {
+                    pushAll(errors, result.left);
                 }
+                else {
+                    return exports.success(result.right);
+                }
             }
@@ -837,3 +851,9 @@ return exports.failures(errors);
                 var codec = codecs[i];
-                codec.validate(u, exports.appendContext(c, String(i), codec, u)).fold(function (e) { return pushAll(errors, e); }, function (a) { return us.push(a); });
+                var result = codec.validate(u, exports.appendContext(c, String(i), codec, u));
+                if (Either_1.isLeft(result)) {
+                    pushAll(errors, result.left);
+                }
+                else {
+                    us.push(result.right);
+                }
             }
@@ -862,9 +882,14 @@ return errors.length > 0 ? exports.failures(errors) : exports.success(mergeAll(u, us));
     return new TupleType(name, function (u) { return exports.UnknownArray.is(u) && u.length === len && codecs.every(function (type, i) { return type.is(u[i]); }); }, function (u, c) {
-        return exports.UnknownArray.validate(u, c).chain(function (us) {
+        return chain(exports.UnknownArray.validate(u, c), function (us) {
             var as = us.length > len ? us.slice(0, len) : us; // strip additional components
             var errors = [];
-            var _loop_5 = function (i) {
+            for (var i = 0; i < len; i++) {
                 var a = us[i];
                 var type_3 = codecs[i];
-                type_3.validate(a, exports.appendContext(c, String(i), type_3, a)).fold(function (e) { return pushAll(errors, e); }, function (va) {
+                var result = type_3.validate(a, exports.appendContext(c, String(i), type_3, a));
+                if (Either_1.isLeft(result)) {
+                    pushAll(errors, result.left);
+                }
+                else {
+                    var va = result.right;
                     if (va !== a) {
@@ -877,6 +902,3 @@ /* istanbul ignore next */
                     }
-                });
-            };
-            for (var i = 0; i < len; i++) {
-                _loop_5(i);
+                }
             }
@@ -908,3 +930,3 @@ return errors.length > 0 ? exports.failures(errors) : exports.success(as);
     return new ReadonlyType(name, codec.is, function (u, c) {
-        return codec.validate(u, c).map(function (x) {
+        return map(codec.validate(u, c), function (x) {
             if (process.env.NODE_ENV !== 'production') {
@@ -938,3 +960,3 @@ return Object.freeze(x);
     return new ReadonlyArrayType(name, arrayType.is, function (u, c) {
-        return arrayType.validate(u, c).map(function (x) {
+        return map(arrayType.validate(u, c), function (x) {
             if (process.env.NODE_ENV !== 'production') {
@@ -1054,5 +1076,3 @@ return Object.freeze(x);
     var props = getProps(codec);
-    return new ExactType(name, codec.is, function (u, c) {
-        return exports.UnknownRecord.validate(u, c).chain(function () { return codec.validate(u, c).fold(Either_1.left, function (a) { return exports.success(stripKeys(a, props)); }); });
-    }, function (a) { return codec.encode(stripKeys(a, props)); }, codec);
+    return new ExactType(name, codec.is, function (u, c) { return chain(exports.UnknownRecord.validate(u, c), function () { return map(codec.validate(u, c), function (a) { return stripKeys(a, props); }); }); }, function (a) { return codec.encode(stripKeys(a, props)); }, codec);
 };
@@ -1153,3 +1173,3 @@ /**
     if (name === void 0) { name = "(" + codec.name + " | " + exports.getFunctionName(predicate) + ")"; }
-    return new RefinementType(name, function (u) { return codec.is(u) && predicate(u); }, function (i, c) { return codec.validate(i, c).chain(function (a) { return (predicate(a) ? exports.success(a) : exports.failure(a, c)); }); }, codec.encode, codec, predicate);
+    return new RefinementType(name, function (u) { return codec.is(u) && predicate(u); }, function (i, c) { return chain(codec.validate(i, c), function (a) { return (predicate(a) ? exports.success(a) : exports.failure(a, c)); }); }, codec.encode, codec, predicate);
 }
@@ -1335,3 +1355,3 @@ exports.refinement = refinement;
     var len = codecs.length;
-    var _loop_6 = function (k) {
+    var _loop_1 = function (k) {
         var all = tags[k].slice();
@@ -1361,3 +1381,3 @@ var index = [tags[k]];
         var k = keys_1[_i];
-        var state_1 = _loop_6(k);
+        var state_1 = _loop_1(k);
         if (typeof state_1 === "object")
@@ -1364,0 +1384,0 @@ return state_1.value;

lib/PathReporter.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var _1 = require(".");
+var Either_1 = require("fp-ts/lib/Either");
 function stringify(v) {
@@ -45,3 +46,3 @@ if (typeof v === 'function') {
 exports.PathReporter = {
-    report: function (validation) { return validation.fold(failure, success); }
+    report: Either_1.fold(failure, success)
 };

lib/ThrowReporter.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var PathReporter_1 = require("./PathReporter");
+var Either_1 = require("fp-ts/lib/Either");
 /**
@@ -10,6 +11,6 @@ * @since 1.0.0
     report: function (validation) {
-        if (validation.isLeft()) {
-            throw PathReporter_1.PathReporter.report(validation).join('\n');
+        if (Either_1.isLeft(validation)) {
+            throw new Error(PathReporter_1.PathReporter.report(validation).join('\n'));
         }
     }
 };

package.json

 {
   "name": "io-ts",
-  "version": "1.10.4",
+  "version": "2.0.0",
   "description": "TypeScript compatible runtime type system for IO validation",
@@ -39,4 +39,4 @@ "files": [
   "homepage": "https://github.com/gcanti/io-ts",
-  "dependencies": {
-    "fp-ts": "^1.0.0"
+  "peerDependencies": {
+    "fp-ts": "^2.0.0"
   },
@@ -51,2 +51,3 @@ "devDependencies": {
     "dtslint": "github:gcanti/dtslint",
+    "fp-ts": "^2.0.0",
     "jest": "^24.8.0",
@@ -97,3 +98,4 @@ "mocha": "^5.2.0",
     }
-  }
+  },
+  "dependencies": {}
 }

README.md

@@ -116,2 +116,3 @@ [![build status](https://img.shields.io/travis/gcanti/io-ts/master.svg?style=flat-square)](https://travis-ci.org/gcanti/io-ts)
 | ------------- | --------------------------- |
+| 2.x+          | 3.5.2+                      |
 | 1.6.x+        | 3.2.2+                      |
@@ -171,4 +172,10 @@ | 1.5.3         | 3.0.1+                      |
 ```ts
+import { pipe } from 'fp-ts/lib/pipeable'
+import { fold } from 'fp-ts/lib/Either'
+
 const getPaths = <A>(v: t.Validation<A>): Array<string> => {
-  return v.fold(errors => errors.map(error => error.context.map(({ key }) => key).join('.')), () => ['no errors'])
+  return pipe(
+    v,
+    fold(errors => errors.map(error => error.context.map(({ key }) => key).join('.')), () => ['no errors'])
+  )
 }
@@ -186,2 +193,4 @@
 ```ts
+import { either } from 'fp-ts/lib/Either'
+
 const NumberFromString = new t.Type<number, string, unknown>(
@@ -191,3 +200,3 @@ 'NumberFromString',
   (u, c) =>
-    t.string.validate(u, c).chain(s => {
+    either.chain(t.string.validate(u, c), s => {
       const n = +s
@@ -207,10 +216,11 @@ return isNaN(n) ? t.failure(u, c, 'cannot parse to a number') : t.success(n)
 
-- [io-ts-types](https://github.com/gcanti/io-ts-types) - A collection of codecs and combinators for use with
-  io-ts
-- [io-ts-reporters](https://github.com/OliverJAsh/io-ts-reporters) - Error reporters for io-ts
-- [geojson-iots](https://github.com/pierremarc/geojson-iots) - codecs for GeoJSON as defined in rfc7946 made with
-  io-ts
-- [graphql-to-io-ts](https://github.com/micimize/graphql-to-io-ts) - Generate typescript and cooresponding io-ts types from a graphql
-  schema
-- [io-ts-promise](https://github.com/aeirola/io-ts-promise) - Convenience library for using io-ts with promise-based APIs
+- `io-ts@1.x`
+  - [io-ts-types](https://github.com/gcanti/io-ts-types) - A collection of codecs and combinators for use with
+    io-ts
+  - [io-ts-reporters](https://github.com/OliverJAsh/io-ts-reporters) - Error reporters for io-ts
+  - [geojson-iots](https://github.com/pierremarc/geojson-iots) - codecs for GeoJSON as defined in rfc7946 made with
+    io-ts
+  - [graphql-to-io-ts](https://github.com/micimize/graphql-to-io-ts) - Generate typescript and cooresponding io-ts types from a graphql
+    schema
+  - [io-ts-promise](https://github.com/aeirola/io-ts-promise) - Convenience library for using io-ts with promise-based APIs
 
@@ -412,2 +422,4 @@ # TypeScript integration
 ```ts
+import { either } from 'fp-ts/lib/Either'
+
 // represents a Date from an ISO string
@@ -418,3 +430,3 @@ const DateFromString = new t.Type<Date, string, unknown>(
   (u, c) =>
-    t.string.validate(u, c).chain(s => {
+    either.chain(t.string.validate(u, c), s => {
       const d = new Date(s)
@@ -502,37 +514,2 @@ return isNaN(d.getTime()) ? t.failure(u, c) : t.success(d)
 
-## Is there a way to turn the checks off in production code?
-
-No, however you can define your own logic for that (if you _really_ trust the input)
-
-```ts
-import * as t from 'io-ts'
-import { Either, right } from 'fp-ts/lib/Either'
-
-const { NODE_ENV } = process.env
-
-export function unsafeDecode<A, O, I>(value: I, codec: t.Type<A, O, I>): Either<t.Errors, A> {
-  if (NODE_ENV !== 'production' || codec.encode !== t.identity) {
-    return codec.decode(value)
-  } else {
-    // unsafe cast
-    return right(value as any)
-  }
-}
-
-// or...
-
-import { failure } from 'io-ts/lib/PathReporter'
-
-export function unsafeGet<A, O, I>(value: I, codec: t.Type<A, O, I>): A {
-  if (NODE_ENV !== 'production' || type.encode !== t.identity) {
-    return codec.decode(value).getOrElseL(errors => {
-      throw new Error(failure(errors).join('\n'))
-    })
-  } else {
-    // unsafe cast
-    return value as any
-  }
-}
-```
-
 ## Union of string literals
@@ -539,0 +516,0 @@

No alert changes

Improved metrics

Total package byte prevSize

179721

increased by0.42%

Lines of code

4833

increased by0.92%

Worsened metrics

Dev dependency count

17

increased by6.25%

Number of lines in readme file

542

decreased by-4.07%

Dependency changes

• + Addedfp-ts@2.16.7(transitive)

• - Removedfp-ts@^1.0.0

• - Removedfp-ts@1.19.5(transitive)