feat: implement function unequal
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@ -1,27 +1,34 @@
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import {configDependency} from '../core/Config.js'
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import {Signature, ImpType} from '../core/Dispatcher.js'
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import { configDependency } from '../core/Config.js'
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import { Signature, ImpType, Dependency } from '../core/Dispatcher.js'
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const DBL_EPSILON = Number.EPSILON || 2.2204460492503130808472633361816E-16
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declare module "./type" {
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interface NumbersReturn<Params> {
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equal: Signature<Params, [number, number], boolean>
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unequal: Signature<Params, [number, number], boolean>
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}
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}
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export const equal =
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(dep: configDependency): ImpType<'equal', [number, number]> =>
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(x, y) => {
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const eps = dep.config.epsilon
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if (eps === null || eps === undefined) return x === y
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if (x === y) return true
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if (isNaN(x) || isNaN(y)) return false
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(x, y) => {
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const eps = dep.config.epsilon
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if (eps === null || eps === undefined) return x === y
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if (x === y) return true
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if (isNaN(x) || isNaN(y)) return false
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if (isFinite(x) && isFinite(y)) {
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const diff = Math.abs(x - y)
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if (diff < DBL_EPSILON) return true
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return diff <= Math.max(Math.abs(x), Math.abs(y)) * eps
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if (isFinite(x) && isFinite(y)) {
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const diff = Math.abs(x - y)
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if (diff < DBL_EPSILON) return true
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return diff <= Math.max(Math.abs(x), Math.abs(y)) * eps
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}
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return false
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}
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return false
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export const unequal = (dep: Dependency<'equal', [number, number]>):
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ImpType<'unequal', [number, number]> =>
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(x, y) => {
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return !dep.equal(x, y)
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}
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