@shopify/react-form-state - npm Package Compare versions

Comparing version 0.7.1 to 0.7.2

dist/components/List.d.ts

@@ -9,2 +9,3 @@ import * as React from 'react';
 export default class List<Fields> extends React.Component<Props<Fields>, never> {
+    private changeHandlers;
     shouldComponentUpdate(nextProps: any): boolean;
@@ -11,0 +12,0 @@ render(): JSX.Element[];

dist/components/List.js

@@ -5,4 +5,2 @@ "use strict";
 var React = tslib_1.__importStar(require("react"));
-var get_1 = tslib_1.__importDefault(require("lodash/get"));
-var lodash_decorators_1 = require("lodash-decorators");
 var utilities_1 = require("../utilities");
@@ -12,3 +10,25 @@ var List = /** @class */ (function (_super) {
     function List() {
-        return _super !== null && _super.apply(this, arguments) || this;
+        var _this = _super !== null && _super.apply(this, arguments) || this;
+        _this.changeHandlers = new Map();
+        _this.handleChange = function (_a) {
+            var index = _a.index, key = _a.key;
+            var hashKey = index + ":" + key;
+            if (_this.changeHandlers.has(hashKey)) {
+                return _this.changeHandlers.get(hashKey);
+            }
+            var handler = function (newValue) {
+                var onChange = _this.props.field.onChange;
+                onChange(function (value) {
+                    var _a;
+                    var existingItem = value[index];
+                    var newItem = tslib_1.__assign({}, existingItem, (_a = {}, _a[key] = typeof newValue === 'function'
+                        ? newValue(value[index][key])
+                        : newValue, _a));
+                    return utilities_1.replace(value, index, newItem);
+                });
+            };
+            _this.changeHandlers.set(hashKey, handler);
+            return handler;
+        };
+        return _this;
     }
@@ -27,3 +47,3 @@ List.prototype.shouldComponentUpdate = function (nextProps) {
             var innerFields = utilities_1.mapObject(fieldValues, function (value, fieldPath) {
-                var initialFieldValue = get_1.default(initialValue, [index, fieldPath]);
+                var initialFieldValue = initialValue[index][fieldPath];
                 return {
@@ -35,3 +55,3 @@ value: value,
                     dirty: value !== initialFieldValue,
-                    error: get_1.default(error, [index, fieldPath]),
+                    error: error && error[index] && error[index][fieldPath],
                     onChange: _this.handleChange({ index: index, key: fieldPath }),
@@ -46,23 +66,4 @@ };
     };
-    List.prototype.handleChange = function (_a) {
-        var _this = this;
-        var index = _a.index, key = _a.key;
-        return function (newValue) {
-            var onChange = _this.props.field.onChange;
-            onChange(function (value) {
-                var _a;
-                var existingItem = value[index];
-                var newItem = tslib_1.__assign({}, existingItem, (_a = {}, _a[key] = typeof newValue === 'function'
-                    ? newValue(value[index][key])
-                    : newValue, _a));
-                return utilities_1.replace(value, index, newItem);
-            });
-        };
-    };
-    tslib_1.__decorate([
-        lodash_decorators_1.memoize(),
-        lodash_decorators_1.bind()
-    ], List.prototype, "handleChange", null);
     return List;
 }(React.Component));
 exports.default = List;

dist/components/Nested.d.ts

@@ -8,2 +8,3 @@ import * as React from 'react';
 export default class Nested<Fields> extends React.Component<Props<Fields>, never> {
+    private changeHandlers;
     shouldComponentUpdate(nextProps: any): boolean;
@@ -10,0 +11,0 @@ render(): React.ReactNode;

dist/components/Nested.js

@@ -5,4 +5,2 @@ "use strict";
 var React = tslib_1.__importStar(require("react"));
-var get_1 = tslib_1.__importDefault(require("lodash/get"));
-var lodash_decorators_1 = require("lodash-decorators");
 var utilities_1 = require("../utilities");
@@ -12,3 +10,21 @@ var Nested = /** @class */ (function (_super) {
     function Nested() {
-        return _super !== null && _super.apply(this, arguments) || this;
+        var _this = _super !== null && _super.apply(this, arguments) || this;
+        _this.changeHandlers = new Map();
+        _this.handleChange = function (key) {
+            if (_this.changeHandlers.has(key)) {
+                return _this.changeHandlers.get(key);
+            }
+            var handler = function (newValue) {
+                var onChange = _this.props.field.onChange;
+                onChange(function (value) {
+                    var _a;
+                    return tslib_1.__assign({}, value, (_a = {}, _a[key] = typeof newValue === 'function'
+                        ? newValue(value[key])
+                        : newValue, _a));
+                });
+            };
+            _this.changeHandlers.set(key, handler);
+            return handler;
+        };
+        return _this;
     }
@@ -33,3 +49,3 @@ Nested.prototype.shouldComponentUpdate = function (nextProps) {
                 dirty: value !== initialFieldValue,
-                error: get_1.default(error, fieldPath),
+                error: error && error[fieldPath],
                 onChange: _this.handleChange(fieldPath),
@@ -40,20 +56,4 @@ };
     };
-    Nested.prototype.handleChange = function (key) {
-        var _this = this;
-        return function (newValue) {
-            var onChange = _this.props.field.onChange;
-            onChange(function (value) {
-                var _a;
-                return tslib_1.__assign({}, value, (_a = {}, _a[key] = typeof newValue === 'function'
-                    ? newValue(value[key])
-                    : newValue, _a));
-            });
-        };
-    };
-    tslib_1.__decorate([
-        lodash_decorators_1.memoize(),
-        lodash_decorators_1.bind()
-    ], Nested.prototype, "handleChange", null);
     return Nested;
 }(React.Component));
 exports.default = Nested;

dist/FormState.d.ts

@@ -48,2 +48,3 @@ import * as React from 'react';
     private mounted;
+    private fieldsWithHandlers;
     componentDidMount(): void;
@@ -54,3 +55,3 @@ componentWillUnmount(): void;
     validateForm(): Promise<{}>;
-    reset(): Promise<{}>;
+    reset: () => Promise<{}>;
     private readonly dirty;
@@ -57,0 +58,0 @@ private readonly valid;

dist/FormState.js

@@ -6,6 +6,2 @@ "use strict";
 var React = tslib_1.__importStar(require("react"));
-var isEqual_1 = tslib_1.__importDefault(require("lodash/isEqual"));
-var isArray_1 = tslib_1.__importDefault(require("lodash/isArray"));
-var set_1 = tslib_1.__importDefault(require("lodash/set"));
-var lodash_decorators_1 = require("lodash-decorators");
 var utilities_1 = require("./utilities");
@@ -19,2 +15,60 @@ var components_1 = require("./components");
         _this.mounted = false;
+        _this.fieldsWithHandlers = new WeakMap();
+        _this.reset = function () {
+            return new Promise(function (resolve) {
+                _this.setState(function (_state, props) { return createFormState(props.initialValues); }, function () { return resolve(); });
+            });
+        };
+        _this.submit = function (event) { return tslib_1.__awaiter(_this, void 0, void 0, function () {
+            var _a, onSubmit, validateOnSubmit, formData, errors;
+            return tslib_1.__generator(this, function (_b) {
+                switch (_b.label) {
+                    case 0:
+                        _a = this.props, onSubmit = _a.onSubmit, validateOnSubmit = _a.validateOnSubmit;
+                        formData = this.formData;
+                        if (!this.mounted) {
+                            return [2 /*return*/];
+                        }
+                        if (event && event.preventDefault && !event.defaultPrevented) {
+                            event.preventDefault();
+                        }
+                        if (onSubmit == null) {
+                            return [2 /*return*/];
+                        }
+                        this.setState({ submitting: true });
+                        if (!validateOnSubmit) return [3 /*break*/, 2];
+                        return [4 /*yield*/, this.validateForm()];
+                    case 1:
+                        _b.sent();
+                        if (this.hasClientErrors) {
+                            this.setState({ submitting: false });
+                            return [2 /*return*/];
+                        }
+                        _b.label = 2;
+                    case 2: return [4 /*yield*/, onSubmit(formData)];
+                    case 3:
+                        errors = (_b.sent()) || [];
+                        if (!this.mounted) {
+                            return [2 /*return*/];
+                        }
+                        if (errors.length > 0) {
+                            this.updateRemoteErrors(errors);
+                            this.setState({ submitting: false });
+                        }
+                        else {
+                            this.setState({ submitting: false, errors: errors });
+                        }
+                        return [2 /*return*/];
+                }
+            });
+        }); };
+        _this.fieldWithHandlers = function (field, fieldPath) {
+            if (_this.fieldsWithHandlers.has(field)) {
+                // eslint-disable-next-line typescript/no-non-null-assertion
+                return _this.fieldsWithHandlers.get(field);
+            }
+            var result = tslib_1.__assign({}, field, { name: String(fieldPath), onChange: _this.updateField.bind(_this, fieldPath), onBlur: _this.blurField.bind(_this, fieldPath) });
+            _this.fieldsWithHandlers.set(field, result);
+            return result;
+        };
         return _this;
@@ -32,3 +86,3 @@ }
                 var oldInitialValues = initialValuesFromFields(oldState.fields);
-                var valuesMatch = isEqual_1.default(oldInitialValues, initialValues);
+                var valuesMatch = utilities_1.isEqual(oldInitialValues, initialValues);
                 if (valuesMatch) {
@@ -74,8 +128,2 @@ return null;
     };
-    FormState.prototype.reset = function () {
-        var _this = this;
-        return new Promise(function (resolve) {
-            _this.setState(function (_state, props) { return createFormState(props.initialValues); }, function () { return resolve(); });
-        });
-    };
     Object.defineProperty(FormState.prototype, "dirty", {
@@ -116,50 +164,2 @@ get: function () {
     });
-    FormState.prototype.submit = function (event) {
-        return tslib_1.__awaiter(this, void 0, void 0, function () {
-            var _a, onSubmit, validateOnSubmit, formData, errors;
-            return tslib_1.__generator(this, function (_b) {
-                switch (_b.label) {
-                    case 0:
-                        _a = this.props, onSubmit = _a.onSubmit, validateOnSubmit = _a.validateOnSubmit;
-                        formData = this.formData;
-                        if (!this.mounted) {
-                            return [2 /*return*/];
-                        }
-                        if (event && event.preventDefault && !event.defaultPrevented) {
-                            event.preventDefault();
-                        }
-                        if (onSubmit == null) {
-                            return [2 /*return*/];
-                        }
-                        this.setState({ submitting: true });
-                        if (!validateOnSubmit) return [3 /*break*/, 2];
-                        return [4 /*yield*/, this.validateForm()];
-                    case 1:
-                        _b.sent();
-                        if (this.hasClientErrors) {
-                            this.setState({ submitting: false });
-                            return [2 /*return*/];
-                        }
-                        _b.label = 2;
-                    case 2: return [4 /*yield*/, onSubmit(formData)];
-                    case 3:
-                        errors = (_b.sent()) || [];
-                        if (!this.mounted) {
-                            return [2 /*return*/];
-                        }
-                        if (errors.length > 0) {
-                            this.updateRemoteErrors(errors);
-                            this.setState({ submitting: false });
-                        }
-                        else {
-                            this.setState({ submitting: false, errors: errors });
-                        }
-                        return [2 /*return*/];
-                }
-            });
-        });
-    };
-    FormState.prototype.fieldWithHandlers = function (field, fieldPath) {
-        return tslib_1.__assign({}, field, { name: fieldPath, onChange: this.updateField.bind(this, fieldPath), onBlur: this.blurField.bind(this, fieldPath) });
-    };
     FormState.prototype.updateField = function (fieldPath, value) {
@@ -174,3 +174,3 @@ var _this = this;
                 : value;
-            var dirty = !isEqual_1.default(newValue, field.initialValue);
+            var dirty = !utilities_1.isEqual(newValue, field.initialValue);
             var updatedField = _this.getUpdatedField({
@@ -255,3 +255,3 @@ fieldPath: fieldPath,
                 }
-                return set_1.default(accumulator, field, message);
+                return utilities_1.set(accumulator, field, message);
             }, {});
@@ -268,12 +268,2 @@ return {
     FormState.Nested = components_1.Nested;
-    tslib_1.__decorate([
-        lodash_decorators_1.bind()
-    ], FormState.prototype, "reset", null);
-    tslib_1.__decorate([
-        lodash_decorators_1.bind()
-    ], FormState.prototype, "submit", null);
-    tslib_1.__decorate([
-        lodash_decorators_1.memoize(),
-        lodash_decorators_1.bind()
-    ], FormState.prototype, "fieldWithHandlers", null);
     return FormState;
@@ -287,3 +277,3 @@ }(React.PureComponent));
         var oldField = oldFields[key];
-        if (isEqual_1.default(value, oldField.initialValue)) {
+        if (utilities_1.isEqual(value, oldField.initialValue)) {
             return oldField;
@@ -327,3 +317,3 @@ }
     }
-    if (!isArray_1.default(validate)) {
+    if (!Array.isArray(validate)) {
         // eslint-disable-next-line consistent-return
@@ -330,0 +320,0 @@ return;

dist/utilities.d.ts

@@ -5,1 +5,3 @@ export declare function mapObject<Input, Output>(input: Input, mapper: (value: any, key: keyof Input) => any): Output;
 export declare function replace<T>(array: T[], targetIndex: number, newValue: T): T[];
+export declare function set<InputType extends Object>(rootObject: InputType, path: string[], value: any): any;
+export declare function isEqual(value: any, baseline: any): boolean;

dist/utilities.js

@@ -5,5 +5,3 @@ "use strict";
 function mapObject(input, mapper) {
-    return Object.keys(input)
-        .map(function (key) { return [key, input[key]]; })
-        .reduce(function (accumulator, _a) {
+    return Object.entries(input).reduce(function (accumulator, _a) {
         var _b = tslib_1.__read(_a, 2), key = _b[0], value = _b[1];
@@ -36,1 +34,69 @@ accumulator[key] = mapper(value, key);
 exports.replace = replace;
+function set(rootObject, path, value) {
+    var _a, _b;
+    if (path.length === 0) {
+        return rootObject;
+    }
+    else if (path.length === 1) {
+        return tslib_1.__assign({}, rootObject, (_a = {}, _a[path[0]] = value, _a));
+    }
+    else {
+        var _c = tslib_1.__read(path), current = _c[0], rest = _c.slice(1);
+        return tslib_1.__assign({}, rootObject, (_b = {}, _b[current] = set(rootObject[current], rest, value), _b));
+    }
+}
+exports.set = set;
+function isEqual(value, baseline) {
+    var e_1, _a;
+    if (value === baseline) {
+        return true;
+    }
+    if (typeof value !== typeof baseline) {
+        return false;
+    }
+    if (Array.isArray(value)) {
+        if (!Array.isArray(baseline)) {
+            return false;
+        }
+        if (value.length !== baseline.length) {
+            return false;
+        }
+        for (var iter = 0; iter < value.length; iter++) {
+            if (!isEqual(value[iter], baseline[iter])) {
+                return false;
+            }
+        }
+        return true;
+    }
+    if (typeof value === 'object') {
+        if (value === null) {
+            return baseline === null;
+        }
+        if (baseline === null) {
+            return false;
+        }
+        var keysInValue = Object.keys(value);
+        var keysInBaseline = Object.keys(baseline);
+        if (!isEqual(keysInValue, keysInBaseline)) {
+            return false;
+        }
+        try {
+            for (var keysInValue_1 = tslib_1.__values(keysInValue), keysInValue_1_1 = keysInValue_1.next(); !keysInValue_1_1.done; keysInValue_1_1 = keysInValue_1.next()) {
+                var key = keysInValue_1_1.value;
+                if (!isEqual(value[key], baseline[key])) {
+                    return false;
+                }
+            }
+        }
+        catch (e_1_1) { e_1 = { error: e_1_1 }; }
+        finally {
+            try {
+                if (keysInValue_1_1 && !keysInValue_1_1.done && (_a = keysInValue_1.return)) _a.call(keysInValue_1);
+            }
+            finally { if (e_1) throw e_1.error; }
+        }
+        return true;
+    }
+    return false;
+}
+exports.isEqual = isEqual;

dist/validators.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 var tslib_1 = require("tslib");
-var toString_1 = tslib_1.__importDefault(require("lodash/toString"));
-var isArray_1 = tslib_1.__importDefault(require("lodash/isArray"));
 var utilities_1 = require("./utilities");
@@ -49,3 +47,3 @@ function lengthMoreThan(length) {
             }
-            if (!isArray_1.default(validate)) {
+            if (!Array.isArray(validate)) {
                 // eslint-disable-next-line consistent-return
@@ -98,3 +96,3 @@ return;
             // eslint-disable-next-line consistent-return
-            return errorContent(toString_1.default(input));
+            return errorContent(toString(input));
         }
@@ -114,3 +112,3 @@ // eslint-disable-next-line consistent-return
             // eslint-disable-next-line consistent-return
-            return errorContent(toString_1.default(input));
+            return errorContent(toString(input));
         }
@@ -142,2 +140,8 @@ // eslint-disable-next-line consistent-return
 };
+function toString(obj) {
+    if (obj == null) {
+        return '';
+    }
+    return obj.toString();
+}
 exports.default = validators;

package.json

 {
   "name": "@shopify/react-form-state",
-  "version": "0.7.1",
+  "version": "0.7.2",
   "license": "MIT",
@@ -26,4 +26,2 @@ "description": "Manage react forms tersely and type-safe with no magic.",
   "dependencies": {
-    "lodash": "^4.17.10",
-    "lodash-decorators": "^6.0.0",
     "tslib": "^1.9.3"
@@ -30,0 +28,0 @@ },

src/FormState.ts

 /* eslint-disable no-case-declarations */
 import * as React from 'react';
-import isEqual from 'lodash/isEqual';
-import isArray from 'lodash/isArray';
-import set from 'lodash/set';
-import {memoize, bind} from 'lodash-decorators';
 
-import {mapObject} from './utilities';
+import {mapObject, set, isEqual} from './utilities';
 import {
@@ -96,2 +92,3 @@ FieldDescriptors,
   private mounted = false;
+  private fieldsWithHandlers = new WeakMap();
 
@@ -137,4 +134,3 @@ componentDidMount() {
 
-  @bind()
-  public reset() {
+  public reset = () => {
     return new Promise(resolve => {
@@ -146,3 +142,3 @@ this.setState(
     });
-  }
+  };
 
@@ -178,4 +174,3 @@ private get dirty() {
 
-  @bind()
-  private async submit(event?: Event) {
+  private submit = async (event?: Event) => {
     const {onSubmit, validateOnSubmit} = this.props;
@@ -219,17 +214,22 @@ const {formData} = this;
     }
-  }
+  };
 
-  @memoize()
-  @bind()
-  private fieldWithHandlers<Key extends keyof Fields>(
+  private fieldWithHandlers = <Key extends keyof Fields>(
     field: FieldStates<Fields>[Key],
     fieldPath: Key,
-  ) {
-    return {
+  ) => {
+    if (this.fieldsWithHandlers.has(field)) {
+      // eslint-disable-next-line typescript/no-non-null-assertion
+      return this.fieldsWithHandlers.get(field)!;
+    }
+
+    const result = {
       ...(field as FieldState<Fields[Key]>),
-      name: fieldPath,
+      name: String(fieldPath),
       onChange: this.updateField.bind(this, fieldPath),
       onBlur: this.blurField.bind(this, fieldPath),
     };
-  }
+    this.fieldsWithHandlers.set(field, result);
+    return result;
+  };
 
@@ -454,3 +454,3 @@ private updateField<Key extends keyof Fields>(
 
-  if (!isArray(validate)) {
+  if (!Array.isArray(validate)) {
     // eslint-disable-next-line consistent-return
@@ -457,0 +457,0 @@ return;

src/utilities.ts

@@ -5,8 +5,6 @@ export function mapObject<Input, Output>(
 ) {
-  return Object.keys(input)
-    .map(key => [key, input[key]])
-    .reduce((accumulator: any, [key, value]) => {
-      accumulator[key] = mapper(value, key as keyof Input);
-      return accumulator;
-    }, {}) as Output;
+  return Object.entries(input).reduce((accumulator: any, [key, value]) => {
+    accumulator[key] = mapper(value, key as keyof Input);
+    return accumulator;
+  }, {}) as Output;
 }
@@ -31,1 +29,65 @@
 }
+
+export function set<InputType extends Object>(
+  rootObject: InputType,
+  path: string[],
+  value: any,
+) {
+  if (path.length === 0) {
+    return rootObject;
+  } else if (path.length === 1) {
+    return {
+      ...(rootObject as any),
+      [path[0]]: value,
+    };
+  } else {
+    const [current, ...rest] = path;
+    return {
+      ...(rootObject as any),
+      [current]: set(rootObject[current], rest, value),
+    } as InputType;
+  }
+}
+
+export function isEqual(value: any, baseline: any) {
+  if (value === baseline) {
+    return true;
+  }
+  if (typeof value !== typeof baseline) {
+    return false;
+  }
+  if (Array.isArray(value)) {
+    if (!Array.isArray(baseline)) {
+      return false;
+    }
+    if (value.length !== baseline.length) {
+      return false;
+    }
+    for (let iter = 0; iter < value.length; iter++) {
+      if (!isEqual(value[iter], baseline[iter])) {
+        return false;
+      }
+    }
+    return true;
+  }
+  if (typeof value === 'object') {
+    if (value === null) {
+      return baseline === null;
+    }
+    if (baseline === null) {
+      return false;
+    }
+    const keysInValue = Object.keys(value);
+    const keysInBaseline = Object.keys(baseline);
+    if (!isEqual(keysInValue, keysInBaseline)) {
+      return false;
+    }
+    for (const key of keysInValue) {
+      if (!isEqual(value[key], baseline[key])) {
+        return false;
+      }
+    }
+    return true;
+  }
+  return false;
+}

src/validators.ts

@@ -1,3 +0,1 @@
-import toString from 'lodash/toString';
-import isArray from 'lodash/isArray';
 import {mapObject} from './utilities';
@@ -56,3 +54,3 @@
 
-      if (!isArray(validate)) {
+      if (!Array.isArray(validate)) {
         // eslint-disable-next-line consistent-return
@@ -183,2 +181,9 @@ return;
 
+function toString(obj) {
+  if (obj == null) {
+    return '';
+  }
+  return obj.toString();
+}
+
 export default validators;

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Improved metrics

Total package byte prevSize

174845

increased by2.28%

Dependency count

2

decreased by-50%

Lines of code

3819

increased by3.64%

Dependency changes

• - Removedlodash@^4.17.10

• - Removedlodash-decorators@^6.0.0

• - Removedlodash@4.17.21(transitive)

• - Removedlodash-decorators@6.0.1(transitive)