jiangchengfeiyi-xiaochengxu/node_modules/mathjs/lib/cjs/function/arithmetic/subtractScalar.js
2025-01-02 11:13:50 +08:00

55 lines
1.9 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.createSubtractScalar = void 0;
var _factory = require("../../utils/factory.js");
var _index = require("../../plain/number/index.js");
const name = 'subtractScalar';
const dependencies = ['typed'];
const createSubtractScalar = exports.createSubtractScalar = /* #__PURE__ */(0, _factory.factory)(name, dependencies, _ref => {
let {
typed
} = _ref;
/**
* Subtract two scalar values, `x - y`.
* This function is meant for internal use: it is used by the public function
* `subtract`
*
* This function does not support collections (Array or Matrix).
*
* @param {number | BigNumber | bigint | Fraction | Complex | Unit} x First value
* @param {number | BigNumber | bigint | Fraction | Complex} y Second value to be subtracted from `x`
* @return {number | BigNumber | bigint | Fraction | Complex | Unit} Difference of `x` and `y`
* @private
*/
return typed(name, {
'number, number': _index.subtractNumber,
'Complex, Complex': function (x, y) {
return x.sub(y);
},
'BigNumber, BigNumber': function (x, y) {
return x.minus(y);
},
'bigint, bigint': function (x, y) {
return x - y;
},
'Fraction, Fraction': function (x, y) {
return x.sub(y);
},
'Unit, Unit': typed.referToSelf(self => (x, y) => {
if (x.value === null || x.value === undefined) {
throw new Error('Parameter x contains a unit with undefined value');
}
if (y.value === null || y.value === undefined) {
throw new Error('Parameter y contains a unit with undefined value');
}
if (!x.equalBase(y)) throw new Error('Units do not match');
const res = x.clone();
res.value = typed.find(self, [res.valueType(), y.valueType()])(res.value, y.value);
res.fixPrefix = false;
return res;
})
});
});