@stdlib/esm/assert/is-square-triangular-number.js

ES module distribution for Stdlib, a standard library for JavaScript and Node.js.

// This file is a part of stdlib. License is Apache-2.0: http://www.apache.org/licenses/LICENSE-2.0
import r from"./../utils/define-nonenumerable-read-only-property.js";import e from"./is-integer.js";import i from"./../math/base/special/sqrt.js";import t from"./../math/base/special/floor.js";var o=e.isPrimitive,a=i,n=t;function s(r){var e,i;return!!o(r)&&((e=n(a(r)+.5))*e===r&&(e=n(a(i=8*r+1)+.5))*e===i)}var m=e.isObject,f=i,u=t;function p(r){var e,i;return!!m(r)&&(i=r.valueOf(),(e=u(f(i)+.5))*e===i&&(e=u(f(i=8*i+1)+.5))*e===i)}var v=s,l=p;function c(r){return v(r)||l(r)}var j=r,b=c,d=s,O=p;j(b,"isPrimitive",d),j(b,"isObject",O);export default b;
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