@angular-package/range
Version:
The range between minimum and maximum.
178 lines • 44.7 kB
JavaScript
var _Range_maximum, _Range_minimum, _Range_step, _Range_value;
import { __classPrivateFieldGet, __classPrivateFieldSet } from "tslib";
import { Maximum } from './maximum.class';
import { Minimum } from './minimum.class';
export class Range {
constructor(min, max, value, step = 1) {
_Range_maximum.set(this, void 0);
_Range_minimum.set(this, void 0);
_Range_step.set(this, void 0);
_Range_value.set(this, void 0);
__classPrivateFieldSet(this, _Range_maximum, new Maximum(max), "f");
__classPrivateFieldSet(this, _Range_minimum, new Minimum(min), "f");
__classPrivateFieldSet(this, _Range_step, step, "f");
this.value = value;
Object.defineProperties(this, {
min: {
value: min,
enumerable: true,
writable: false,
},
max: {
value: max,
enumerable: true,
writable: false,
},
});
}
get range() {
return this.getRange();
}
get step() {
return __classPrivateFieldGet(this, _Range_step, "f");
}
get steps() {
return this.getRange().length;
}
get value() {
return __classPrivateFieldGet(this, _Range_value, "f");
}
set value(value) {
typeof value === 'number'
? this.has(value) && (__classPrivateFieldSet(this, _Range_value, value, "f"))
: undefined;
}
get [(_Range_maximum = new WeakMap(), _Range_minimum = new WeakMap(), _Range_step = new WeakMap(), _Range_value = new WeakMap(), Symbol.toStringTag)]() {
return 'Range';
}
static create(min, max, value, step) {
return new this(min, max, value, step);
}
static createFrom(numbers, step = 1) {
return Range.create(Math.min.apply(0, numbers), Math.max.apply(0, numbers), step);
}
static createMaximum(value) {
return Maximum.create(value);
}
static createMinimum(value) {
return Minimum.create(value);
}
static isRange(value, min, max, step) {
return typeof value === 'object' && value instanceof this
? (typeof min === 'number' ? value.min === min : true) &&
(typeof max === 'number' ? value.max === max : true) &&
(typeof step === 'number' ? value.step === step : true)
: false;
}
forEachStep(forEachStep) {
this.range.forEach(forEachStep);
return this;
}
getCurrentRange() {
return typeof this.value === 'number'
? this.getRange(this.value)
: undefined;
}
getCurrentStep() {
return typeof this.value === 'number'
? Math.floor(this.value / __classPrivateFieldGet(this, _Range_step, "f"))
: undefined;
}
getMax() {
return __classPrivateFieldGet(this, _Range_maximum, "f").valueOf();
}
getMin() {
return __classPrivateFieldGet(this, _Range_minimum, "f").valueOf();
}
getRange(value = this.max) {
const range = [];
let current = this.min;
while (current <= value) {
current <= this.max && range.push(current), (current += __classPrivateFieldGet(this, _Range_step, "f"));
}
return range;
}
getRangeOfStep(step) {
const range = [];
if (step > 0 && step <= this.steps) {
for (let value = 0; value < step; value++) {
range.push(this.min + value * __classPrivateFieldGet(this, _Range_step, "f"));
}
}
return range;
}
getValueOfStep(step) {
return step > 0 && step <= this.steps ? this.range[step - 1] : undefined;
}
has(value) {
return ((this.minLessThan(value) && this.maxGreaterThan(value)) ||
value === this.min ||
value === this.max);
}
hasEvery(...values) {
return values.every((value) => this.has(value));
}
hasSome(...values) {
return values.some((value) => this.has(value));
}
isBetween(min, max) {
return min <= max ? this.hasEvery(min, max) : false;
}
isBetweenEvery(...ranges) {
return ranges.every((range) => range[0] <= range[1] ? this.hasEvery(...range) : false);
}
isBetweenSome(...ranges) {
return ranges.some((range) => range[0] <= range[1] ? this.hasEvery(...range) : false);
}
maxGreaterThan(value) {
return __classPrivateFieldGet(this, _Range_maximum, "f").greaterThan(value);
}
maxLessThan(value) {
return __classPrivateFieldGet(this, _Range_maximum, "f").lessThan(value);
}
minGreaterThan(value) {
return __classPrivateFieldGet(this, _Range_minimum, "f").greaterThan(value);
}
minLessThan(value) {
return __classPrivateFieldGet(this, _Range_minimum, "f").lessThan(value);
}
setValue(value) {
this.value = value;
return this;
}
setValueToStep(step) {
step > 0 && (this.value = this.getValueOfStep(step));
return this;
}
stepByStep(callbackFn) {
const t = this;
callbackFn((function* stepByStep(current = t.min - t.step) {
while (current < t.max) {
yield (current += t.step);
}
})(), t.step, t.max);
return this;
}
toArray() {
return [__classPrivateFieldGet(this, _Range_minimum, "f").valueOf(), __classPrivateFieldGet(this, _Range_maximum, "f").valueOf()];
}
valueDown(stepDecrement = 1) {
typeof this.value === 'number' &&
stepDecrement > 0 &&
this.setValue(this.value - stepDecrement * __classPrivateFieldGet(this, _Range_step, "f"));
return this;
}
valueOf() {
return Object.freeze({
min: __classPrivateFieldGet(this, _Range_minimum, "f").valueOf(),
max: __classPrivateFieldGet(this, _Range_maximum, "f").valueOf(),
});
}
valueUp(stepIncrement = 1) {
typeof this.value === 'number' &&
stepIncrement > 0 &&
this.setValue(this.value + stepIncrement * __classPrivateFieldGet(this, _Range_step, "f"));
return this;
}
}
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Class.\nimport { Maximum } from './maximum.class';\nimport { Minimum } from './minimum.class';\n/**\n * The `Range` object represents a range between a minimum and maximum.\n */\nexport class Range<\n  Min extends number,\n  Max extends number,\n  Step extends number = 1\n> {\n  //#region instance accessors.\n  /**\n   * The `get` accessor obtains the range of an `Array` of the minimum to the maximum with the step of a specified `Range` object.\n   * @returns The return value is the range from minimum to the maximum of a read-only `Array` of number.\n   * @angularpackage\n   */\n  public get range(): Readonly<Array<number>> {\n    return this.getRange();\n  }\n\n  /**\n   * The `get` accessor obtains the step of a specified `Range` object. It's used to return the entire range, get the step of the range\n   * value, and change the range value.\n   * @returns The return value is the step of generic type variable `Step`.\n   * @angularpackage\n   */\n  public get step(): Step {\n    return this.#step;\n  }\n\n  /**\n   * The `get` accessor retrieves the number of steps of the specified `Range` object.\n   * @returns The return value is the number of steps of the `number` type.\n   * @angularpackage\n   */\n  public get steps(): number {\n    return this.getRange().length;\n  }\n\n  /**\n   * The `get` accessor retrieves the `#value` property that indicates the range current value of the `number` type of a specified `Range`\n   * object. It can be set by the `setValue()` method.\n   * @returns The return value is the range current value of `number` type if set, otherwise `undefined`.\n   * @angularpackage\n   */\n  public get value(): number | undefined {\n    return this.#value;\n  }\n\n  /**\n   * The `set` accessor sets the range current value of the `number` type between the minimum and maximum of a specified `Range`\n   * object.\n   * @returns The return value is the range current value of `number` type if set, otherwise `undefined`.\n   * @angularpackage\n   */\n  public set value(value: number | undefined) {\n    typeof value === 'number'\n      ? this.has(value) && (this.#value = value)\n      : undefined;\n  }\n\n  /**\n   * The property, with the help of `toStringTag`, changes the default tag to `'Range'` for an instance of `Range`. It can be read by the\n   * `typeOf()` function of `@angular-package/type`.\n   * @returnsThe return value is the word 'Range` of a `string`.\n   * @angularpackage\n   */\n  public get [Symbol.toStringTag](): string {\n    return 'Range';\n  }\n  //#endregion instance accessors.\n\n  //#region instance properties.\n  //#region public instance properties.\n  /**\n   * The `max` read-only property is the maximum range of generic type variable `Max` of a specified `Range` object.\n   */\n  public readonly max!: Max;\n\n  /**\n   * The `min` read-only property is the minimum range of generic type variable `Min` of a specified `Range` object.\n   */\n  public readonly min!: Min;\n  //#endregion public instance properties.\n\n  //#region private instance properties.\n  /**\n   * Private property of the `Maximum` primitive wrapper `object` with a primitive value from a given `max` of the `Range` constructor\n   * indicates the maximum range.\n   */\n  #maximum: Maximum<Max>;\n\n  /**\n   * Private property of the `Minimum` primitive wrapper `object` with a primitive value from a given `min` of the `Range` constructor\n   * indicates the minimum range.\n   */\n  #minimum: Minimum<Min>;\n\n  /**\n   * The private property of the generic type variable `Step` indicates the range step. It's used to return the entire range, get the\n   * step of the range value, and change the range value.\n   */\n  #step: Step;\n\n  /**\n   * The private property of the `number` type indicates the range value. It can be set by the `setValue()` method and setter `value`.\n   */\n  #value?: number;\n  //#endregion private instance properties.\n  //#endregion instance properties.\n\n  //#region static public methods.\n  /**\n   * The static `create()` method returns a new instance of `Range` with a range of the given required `min`, `max` and optional current\n   * `value`, `step`.\n   * @param min The **minimum** range of generic type variable `Min` to set with a new `Range` instance.\n   * @param max The **maximum** range of generic type variable `Max` to set with a new `Range` instance.\n   * @param value The optional value of the `number` type between the given `min` and `max` specifies the default value of a new `Range`\n   * instance.\n   * @param step Optional step of generic type variable `Step` to set with a new `Range` instance, by default `1`.\n   * @returns The return value is the `Range` instance with a range of the given required `min`, `max` and optional current `value`, `step`.\n   * @angularpackage\n   */\n  public static create<\n    Min extends number,\n    Max extends number,\n    Step extends number = 1\n  >(min: Min, max: Max, value?: number, step?: Step): Range<Min, Max, Step> {\n    return new this(min, max, value, step);\n  }\n\n  /**\n   * Creates the `Range` instance from the given random numbers and the step.\n   * @param numbers An `Array` of numbers to find a range and create a new instance.\n   * @param step Optional step of generic type variable `Step` to set with a new `Range` instance, by default `1`.\n   * @returns The return value is the `Range` instance created from the given required random numbers and the optional step.\n   * @angularpackage\n   */\n  public static createFrom<Step extends number = 1>(\n    numbers: number[],\n    step: Step = 1 as Step\n  ): Range<number, number, Step> {\n    return Range.create(\n      Math.min.apply(0, numbers),\n      Math.max.apply(0, numbers),\n      step\n    );\n  }\n\n  /**\n   * The static `createMaximum()` method returns the `Maximum` instance of the given maximum `value`.\n   * @param value The maximum range of a generic type variable `Value` to set with a new instance of `Maximum`.\n   * @returns The return value is the `Maximum` instance with the primitive value from the given `value`.\n   * @angularpackage\n   */\n  public static createMaximum<Value extends number>(\n    value: Value\n  ): Maximum<Value> {\n    return Maximum.create(value);\n  }\n\n  /**\n   * The static `createMinimum()` method returns the `Minimum` instance of the given minimum `value`.\n   * @param value The minimum range of a generic type variable `Value` to set with a new instance of `Minimum`.\n   * @returns The return value is the `Minimum` instance with the primitive value from the given `value`.\n   * @angularpackage\n   */\n  public static createMinimum<Value extends number>(\n    value: Value\n  ): Minimum<Value> {\n    return Minimum.create(value);\n  }\n\n  /**\n   * The static `isRange()` method checks whether the `value` is an instance of `Range` of any or the given minimum, maximum, and step.\n   * @param value The value of any type to test against the `Range` instance.\n   * @param min The optional minimum range of generic type variable `Min` to check whether it's equal to a minimum of the given `value`.\n   * @param max The optional maximum range of generic type variable `Max` to check whether it's equal to a maximum of the given `value`.\n   * @param step Optional step of generic type variable `Step` to check whether it's equal to the step of the given `value`.\n   * @returns The return value is a boolean indicating whether the provided `value` is an instance of `Range` of any or the given minimum,\n   * maximum range and step.\n   * @angularpackage\n   */\n  public static isRange<\n    Min extends number,\n    Max extends number,\n    Step extends number\n  >(\n    value: any,\n    min?: Min,\n    max?: Max,\n    step?: Step\n  ): value is Range<Min, Max, Step> {\n    return typeof value === 'object' && value instanceof this\n      ? (typeof min === 'number' ? value.min === min : true) &&\n          (typeof max === 'number' ? value.max === max : true) &&\n          (typeof step === 'number' ? value.step === step : true)\n      : false;\n  }\n  //#endregion static public methods.\n\n  //#region constructor.\n  /**\n   * Creates the `Range` instance with a range of the given required `min`, `max` and optional current `value`, `step`.\n   * @param min The minimum range of generic type variable `Min` to set with a new `Range` instance.\n   * @param max The maximum range of generic type variable `Max` to set with a new `Range` instance.\n   * @param value The optional value of the `number` type between the given `min` and `max` specifies the default value of a new `Range`\n   * instance.\n   * @param step Optional step of generic type variable `Step` to set with a new `Range` instance, by default `1`. The step is used by the\n   * `range` accessor, `getRange()` , `getRangeOfStep()` and `stepByStep()` methods to return the entire range and also by the\n   * `valueDown()`, valueUp() methods to respectively decrement, increment range value.\n   * @returns The return value is a new instance of `Range` of the given minimum and maximum.\n   * @angularpackage\n   */\n  constructor(min: Min, max: Max, value?: number, step: Step = 1 as Step) {\n    this.#maximum = new Maximum(max);\n    this.#minimum = new Minimum(min);\n    this.#step = step;\n    // Sets the range value between the given `min` and `max`.\n    this.value = value;\n    // Define the `min` and `max` property.\n    Object.defineProperties(this, {\n      min: {\n        value: min,\n        enumerable: true,\n        writable: false,\n      },\n      max: {\n        value: max,\n        enumerable: true,\n        writable: false,\n      },\n    });\n  }\n  //#endregion constructor.\n\n  //#region instance public methods.\n  /**\n   * The `forEachStep()` method performs the specified action for each step in the maximum range of an `Array`.\n   * @param forEachStep A `function` that accepts up to three arguments. It's called one time for each step in the range.\n   * @returns The return value is the `Range` instance.\n   * @angularpackage\n   */\n  public forEachStep(\n    forEachStep: (value: number, step: number, range: readonly number[]) => void\n  ): this {\n    this.range.forEach(forEachStep);\n    return this;\n  }\n\n  /**\n   * The `getCurrentRange()` method returns a range of numbers from minimum to the current value by the step of a specified `Range` object.\n   * @returns The return value is a range of numbers of a read-only `Array` from minimum to the current value, if the current value is set,\n   * otherwise `undefined`.\n   * @angularpackage\n   */\n  public getCurrentRange(): Readonly<Array<number>> | undefined {\n    return typeof this.value === 'number'\n      ? this.getRange(this.value)\n      : undefined;\n  }\n\n  /**\n   * The `getCurrentStep()` method returns the step of the range value.\n   * @returns The return value is the step of `number` type, if range value is set, otherwise `undefined`.\n   * @angularpackage\n   */\n  public getCurrentStep(): number | undefined {\n    return typeof this.value === 'number'\n      ? Math.floor(this.value / this.#step)\n      : undefined;\n  }\n\n  /**\n   * @deprecated\n   * The `getMax()` method gets the maximum range of a specified `Range` object.\n   * @returns The return value is the maximum range of a generic type variable `Max`.\n   * @angularpackage\n   */\n  public getMax(): Max {\n    return this.#maximum.valueOf();\n  }\n\n  /**\n   * @deprecated\n   * The `getMin()` method gets the minimum range of a specified `Range` object.\n   * @returns The return value is the minimum range of a generic type variable `Min`.\n   * @angularpackage\n   */\n  public getMin(): Min {\n    return this.#minimum.valueOf();\n  }\n\n  /**\n   * The `getRange ()` method returns a range of numbers by the specified step from minimum to the given `value` of the specified` Range`\n   * object.\n   * @param value Optional maximum range value of `number` type of returned `array` by default it's the maximum range.\n   * @returns The return value is a range of numbers of a read-only `Array` from minimum to the given `value`.\n   * @angularpackage\n   */\n  public getRange(value: number = this.max): Readonly<Array<number>> {\n    const range = [];\n    let current: number = this.min;\n    while (current <= value) {\n      current <= this.max && range.push(current), (current += this.#step);\n    }\n    return range;\n  }\n\n  /**\n   * The `getRangeOfStep()` method returns a range of numbers by the specified step from the minimum to the given `step` of a specified\n   * `Range` object.\n   * @param step Step of `number` type is the maximum range of the returned `array`. The value must be less or equal to the number of range\n   * steps.\n   * @returns The return value is a range of numbers of a read-only `Array` from minimum to step of the given `step` if the given `step`\n   * is within a range, otherwise an empty `Array`.\n   * @angularpackage\n   */\n  public getRangeOfStep(step: number): Readonly<Array<number>> {\n    const range = [];\n    if (step > 0 && step <= this.steps) {\n      for (let value = 0; value < step; value++) {\n        range.push(this.min + value * this.#step);\n      }\n    }\n    return range;\n  }\n\n  /**\n   * The `getValueOfStep()` method returns the range value of the given `step`. If the given `step` is not within range returns `undefined`.\n   * @param step Step parameter of `number` type to retrieve the range value.\n   * @returns The return value is the range value of the given `step` within a range otherwise `undefined`.\n   * @angularpackage\n   */\n  public getValueOfStep(step: number): number | undefined {\n    return step > 0 && step <= this.steps ? this.range[step - 1] : undefined;\n  }\n\n  /**\n   * The `has()` method checks whether the value is in the range of a specified `Range` object.\n   * @param value The value of `number` type to test.\n   * @returns The return value is a `boolean` indicating whether the given `value` is in the range of a specified `Range` object.\n   * @angularpackage\n   */\n  public has(value: number): boolean {\n    return (\n      (this.minLessThan(value) && this.maxGreaterThan(value)) ||\n      value === this.min ||\n      value === this.max\n    );\n  }\n\n  /**\n   * The `hasEvery()` method checks whether every value of the given `values` is in the range of a specified `Range` object.\n   * @param value A rest parameter of numbers to test.\n   * @returns The return value is a `boolean` indicating whether every value of the given `values` is in the range of a specified `Range`\n   * object.\n   * @angularpackage\n   */\n  public hasEvery(...values: number[]): boolean {\n    return values.every((value) => this.has(value));\n  }\n\n  /**\n   * Checks whether some `values` are in the range of a specified `Range` object.\n   * @param value A rest parameter of numbers to test.\n   * @returns The return value is a `boolean` indicating whether some `values` are in the range of a specified `Range` object.\n   * @angularpackage\n   */\n  public hasSome(...values: number[]): boolean {\n    return values.some((value) => this.has(value));\n  }\n\n  /**\n   * The `isBetween()` method checks whether range of the given `min` and `max` is between the range of a specified `Range` object.\n   * @param min The **minimum** range of `number` type to test.\n   * @param max The **maximum** range of `number` type to test.\n   * @returns The return value is a `boolean` type indicating whether the range of a specified `Range` object is between a range of the\n   * given `min` and `max`.\n   * @angularpackage\n   */\n  public isBetween(min: number, max: number): boolean {\n    return min <= max ? this.hasEvery(min, max) : false;\n  }\n\n  /**\n   * Checks whether the range of a specified `Range` object is between every range of the given `ranges`.\n   * @param ranges A rest parameter of ranges of an `array` type to test.\n   * @returns The return value is a `boolean` type indicating whether the range of a specified `Range` object is between every range of the\n   * given `ranges`.\n   * @angularpackage\n   */\n  public isBetweenEvery(...ranges: [number, number][]): boolean {\n    return ranges.every((range) =>\n      range[0] <= range[1] ? this.hasEvery(...range) : false\n    );\n  }\n\n  /**\n   * Checks whether the range of a specified `Range` object is between some given `ranges`.\n   * @param ranges A rest parameter of an `array` type ranges to test.\n   * @returns The return value is a `boolean` type indicating whether the range of a specified `Range` object is between some given\n   * `ranges`.\n   * @angularpackage\n   */\n  public isBetweenSome(...ranges: [number, number][]): boolean {\n    return ranges.some((range) =>\n      range[0] <= range[1] ? this.hasEvery(...range) : false\n    );\n  }\n\n  /**\n   * The `maxGreaterThan()` method checks whether the value is less than the maximum range of a specified `Range` object.\n   * @param value The value of `number` type to test.\n   * @returns The return value is a `boolean` type indicating whether the given `value` is less than maximum range of a specified `Range`\n   * object.\n   * @angularpackage\n   */\n  public maxGreaterThan(value: number): boolean {\n    return this.#maximum.greaterThan(value);\n  }\n\n  /**\n   * The `maxLessThan()` method checks whether the value is greater than the maximum range of a specified `Range` object.\n   * @param value The value of `number` type to test.\n   * @returns The return value is a `boolean` type indicating whether the given `value` is greater than maximum range of a specified `Range`\n   * object.\n   * @angularpackage\n   */\n  public maxLessThan(value: number): boolean {\n    return this.#maximum.lessThan(value);\n  }\n\n  /**\n   * The `minGreaterThan()` method checks whether the value is less than a minimum range of a specified `Range` object.\n   * @param value The value of `number` type to test.\n   * @returns The return value is a `boolean` type indicating whether the given `value` is less than minimum range of a specified `Range`\n   * object.\n   * @angularpackage\n   */\n  public minGreaterThan(value: number): boolean {\n    return this.#minimum.greaterThan(value);\n  }\n\n  /**\n   * The method `minLessThan()` checks whether the value is greater than the minimum range of a specified `Range` object.\n   * @param value The value of `number` type to test.\n   * @returns The return value is a `boolean` type indicating whether the given `value` is greater than minimum range of a specified `Range`\n   * object.\n   * @angularpackage\n   */\n  public minLessThan(value: number): boolean {\n    return this.#minimum.lessThan(value);\n  }\n\n  /**\n   * The method `setValue()` sets the range value between the minimum and maximum of a specified `Range` object. If the given `value` is not\n   * within range, it's not set.\n   * @param value The value of `number` type to set.\n   * @returns The return value is the `Range` instance.\n   * @angularpackage\n   */\n  public setValue(value: number): this {\n    this.value = value;\n    return this;\n  }\n\n  /**\n   * The method `setValueToStep()` sets the value of the specified `Range` object to the value of the given `step`. If the given `step` is\n   * not within range the value is not changed.\n   * @param step Step of `number` type to retrieve the value from the range and set it as the range current `value`.\n   * @returns The return value is the `Range` instance.\n   * @angularpackage\n   */\n  public setValueToStep(step: number): this {\n    step > 0 && (this.value = this.getValueOfStep(step));\n    return this;\n  }\n\n  /**\n   * The `stepByStep()` method performs a callback function with the ability to decide when to move to the next step of the range.\n   * @param callbackFn A function that accepts up to three arguments. The `value` is a function generator that allows deciding when to move\n   * to the next step, `step` is the step, and `max` is the maximum of a specified `Range` object.\n   * @returns The return value is the `Range` instance.\n   * @angularpackage\n   */\n  public stepByStep(\n    callbackFn: (value: Generator<number>, step: Step, max: Max) => void\n  ): this {\n    const t = this;\n    callbackFn(\n      (function* stepByStep(current = t.min - t.step): Generator<number> {\n        while (current < t.max) {\n          yield (current += t.step);\n        }\n      })(),\n      t.step,\n      t.max\n    );\n    return this;\n  }\n\n  /**\n   * @deprecated\n   * The `toArray()` method returns a read-only array of the range in order minimum and maximum.\n   * @returns The return value is a read-only array of the range in order minimum and maximum.\n   * @angularpackage\n   */\n  public toArray(): readonly [Min, Max] {\n    return [this.#minimum.valueOf(), this.#maximum.valueOf()];\n  }\n\n  /**\n   * The `valueDown()` method decrements the range value of a specified `Range` object by the range step or given `stepDecrement`.\n   * @param stepIncrement The optional `stepDecrement` parameter of the `number` type decrements the range value. If no parameter is passed,\n   * `stepDecrement` defaults to `1`.\n   * @returns The return value is the `Range` instance.\n   * @angularpackage\n   */\n  public valueDown(stepDecrement = 1): this {\n    typeof this.value === 'number' &&\n      stepDecrement > 0 &&\n      this.setValue(this.value - stepDecrement * this.#step);\n    return this;\n  }\n\n  /**\n   * @deprecated\n   * The `valueOf()` method returns a read-only object consisting of the primitive values of `Minimum` and `Maximum` instances.\n   * @returns The return value is a frozen `object` consisting of the primitive values of `Minimum` and `Maximum` instances.\n   * @angularpackage\n   */\n  public valueOf(): Readonly<{ min: Min; max: Max }> {\n    return Object.freeze({\n      min: this.#minimum.valueOf(),\n      max: this.#maximum.valueOf(),\n    });\n  }\n\n  /**\n   * The `valueUp()` method increments the range value of a specified `Range` object by the range step or given `stepIncrement`.\n   * @param stepIncrement The optional `stepIncrement` parameter of the `number` type increments the range value. If no parameter is passed,\n   * `stepIncrement` defaults to `1`.\n   * @returns The return value is the `Range` instance.\n   * @angularpackage\n   */\n  public valueUp(stepIncrement = 1): this {\n    typeof this.value === 'number' &&\n      stepIncrement > 0 &&\n      this.setValue(this.value + stepIncrement * this.#step);\n    return this;\n  }\n  //#endregion instance public methods.\n}\n"]}