v8n/dist/v8n.min.js

Dead simple fluent JavaScript validation library

!function(n,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(n="undefined"!=typeof globalThis?globalThis:n||self).v8n=t()}(this,(function(){"use strict";var n=function(n,t,r,e){this.name=n,this.fn=t,this.args=r,this.modifiers=e};function t(n,t){return void 0===t&&(t="simple"),"object"==typeof n?n[t]:n}function r(n,e,u){if(n.length){var i=n.shift(),o=r(n,e,u);return i.perform(o,u)}return t(e)}function e(n,r,u){if(n.length){var i=n.shift(),o=e(n,r,u);return i.performAsync(o,u)}return function(n){return Promise.resolve(t(r,"async")(n))}}n.prototype._test=function(n){var t=this.fn;try{r(this.modifiers.slice(),t,this)(n)}catch(n){t=function(){return!1}}try{return r(this.modifiers.slice(),t,this)(n)}catch(n){return!1}},n.prototype._check=function(n){try{r(this.modifiers.slice(),this.fn,this)(n)}catch(n){if(r(this.modifiers.slice(),(function(n){return n}),this)(!1))return}if(!r(this.modifiers.slice(),this.fn,this)(n))throw null},n.prototype._testAsync=function(n){var t=this;return new Promise((function(r,u){e(t.modifiers.slice(),t.fn,t)(n).then((function(t){t?r(n):u(null)})).catch((function(n){return u(n)}))}))};var u=function(n,t,r){this.name=n,this.perform=t,this.performAsync=r},i=function(n){function t(r,e,u,i){for(var o=[],c=arguments.length-4;c-- >0;)o[c]=arguments[c+4];n.call(this,o),n.captureStackTrace&&n.captureStackTrace(this,t),this.rule=r,this.value=e,this.cause=u,this.target=i}return n&&(t.__proto__=n),t.prototype=Object.create(n&&n.prototype),t.prototype.constructor=t,t}(Error),o=function(n,t){void 0===n&&(n=[]),void 0===t&&(t=[]),this.chain=n,this.nextRuleModifiers=t};function c(n,t,r,e){if(t.length){var u=t.shift();u._testAsync(n).then((function(){c(n,t,r,e)}),(function(t){e(new i(u,n,t))}))}else r(n)}o.prototype._applyRule=function(t,r){var e=this;return function(){for(var u=[],i=arguments.length;i--;)u[i]=arguments[i];return e.chain.push(new n(r,t.apply(e,u),u,e.nextRuleModifiers)),e.nextRuleModifiers=[],e}},o.prototype._applyModifier=function(n,t){return this.nextRuleModifiers.push(new u(t,n.simple,n.async)),this},o.prototype._clone=function(){return new o(this.chain.slice(),this.nextRuleModifiers.slice())},o.prototype.test=function(n){return this.chain.every((function(t){return t._test(n)}))},o.prototype.testAll=function(n){var t=[];return this.chain.forEach((function(r){try{r._check(n)}catch(e){t.push(new i(r,n,e))}})),t},o.prototype.check=function(n){this.chain.forEach((function(t){try{t._check(n)}catch(r){throw new i(t,n,r)}}))},o.prototype.testAsync=function(n){var t=this;return new Promise((function(r,e){c(n,t.chain.slice(),r,e)}))};var f=function(n,t){return!(!t||"string"!=typeof n||0!==n.trim().length)||null==n};function s(){return"undefined"!=typeof Proxy?h(new o):l(new o)}var a={};function h(n){return new Proxy(n,{get:function(t,r){if(r in 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t&&(n||isFinite(t))}},integer:function(){return function(n){return(Number.isInteger||v)(n)}},numeric:function(){return function(n){return!isNaN(parseFloat(n))&&isFinite(n)}},string:function(){return d("string")},boolean:function(){return d("boolean")},undefined:function(){return d("undefined")},null:function(){return d("null")},array:function(){return d("array")},object:function(){return d("object")},instanceOf:function(n){return function(t){return t instanceof n}},pattern:function(n){return function(t){return n.test(t)}},lowercase:function(){return function(n){return"boolean"==typeof n||n===n.toLowerCase()&&""!==n.trim()}},uppercase:function(){return function(n){return n===n.toUpperCase()&&""!==n.trim()}},vowel:function(){return function(n){return/^[aeiou]+$/i.test(n)}},consonant:function(){return function(n){return/^(?=[^aeiou])([a-z]+)$/i.test(n)}},first:function(n){return function(t){return t[0]==n}},last:function(n){return function(t){return 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r=[];if(Object.keys(n).forEach((function(e){var u=n[e];try{u.check((t||{})[e])}catch(n){n.target=e,r.push(n)}})),r.length>0)throw r;return!0},async:function(t){var r=[],e=Object.keys(n).map((function(e){return n[e].testAsync((t||{})[e]).catch((function(n){n.target=e,r.push(n)}))}));return Promise.all(e).then((function(){if(r.length>0)throw r;return!0}))}}}(n)},passesAnyOf:function(){for(var n=[],t=arguments.length;t--;)n[t]=arguments[t];return function(t){return n.some((function(n){return n.test(t)}))}},optional:function(n,t){return void 0===t&&(t=!1),{simple:function(r){return f(r,t)||void 0===n.check(r)},async:function(r){return f(r,t)||n.testAsync(r)}}}};function d(n){return function(t){return Array.isArray(t)&&"array"===n||null===t&&"null"===n||typeof t===n}}function v(n){return"number"==typeof n&&isFinite(n)&&Math.floor(n)===n}return s}));
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