regexus/dist/regexus.umd.js

Human Readable Regular Expressions

/**
 * @regexus v0.0.1
 * Craft Regex with ease
 * 
 * @license
 * Copyright (c) undefined Alen Yohannan
 * SPDX-License-Idntifier: ISC 
 * https://github.com/AlenVelocity/RegExus#readme
 */
(function(r,h){typeof exports=="object"&&typeof module<"u"?h(exports):typeof define=="function"&&define.amd?define(["exports"],h):(r=typeof globalThis<"u"?globalThis:r||self,h(r.Regexus={}))})(this,function(r){"use strict";class h{constructor(){this._flags="",this._literal=[],this._groupsUsed=0,this._min=-1,this._max=-1,this._of="",this._ofAny=!1,this._ofGroup=-1,this._from="",this._notFrom="",this._like=null,this._either=null,this._reluctant=!1,this._capture=!1,this._captureName=null,this.clear()}clear(){this._min=-1,this._max=-1,this._of="",this._ofAny=!1,this._ofGroup=-1,this._from="",this._notFrom="",this._like=null,this._either=null,this._reluctant=!1,this._capture=!1}flushState(){if(this._of!==""||this._ofAny||this._ofGroup>0||this._from!==""||this._notFrom!==""||this._like!==null){const t=this._capture?this._captureName?`?P<${this._captureName}>`:"":"?:",i=this.getQuantityLiteral(),e=this.getCharacterLiteral(),s=this._reluctant?"?":"";this._literal.push(`(${t}(?:${e})${i}${s})`),this.clear()}}getQuantityLiteral(){return this._min!==-1?this._max!==-1?`{${this._min},${this._max}}`:`{${this._min},}`:`{0,${this._max}}`}getCharacterLiteral(){switch(!0){case this._of!=="":return this._of;case this._ofAny:return".";case this._ofGroup>0:return`\\${this._ofGroup}`;case this._from!=="":return`[${this._from}]`;case this._notFrom!=="":return`[^${this._notFrom}]`;case this._like!==null:return this._like;default:return""}}getLiteral(){return this.flushState(),this._literal.join("")}combineGroupNumberingAndGetLiteralral(t){const i=this.incrementGroupNumbering(t.getLiteral(),this._groupsUsed);return this._groupsUsed+=t._groupsUsed,i}incrementGroupNumbering(t,i){return i>0&&(t=t.replace(/\\(\d+)/g,e=>`\\${parseInt(e.substring(1))+i}`)),t}getRegExp(){return this.flushState(),new RegExp(this._literal.join(""),this._flags)}addFlag(t){return this._flags.indexOf(t)===-1&&(this._flags+=t),this}ignoreCase(){return this.addFlag("i")}multiLine(){return this.addFlag("m")}globalMatch(){return this.addFlag("g")}startOfInput(){return this._literal.push("(?:^)"),this}startOfLine(){return this.multiLine(),this.startOfInput()}endOfInput(){return this.flushState(),this._literal.push("(?:$)"),this}endOfLine(){return this.multiLine(),this.endOfInput()}eitherFind(t){return typeof t=="string"?this.setEither(this.getNew().exactly(1).of(t)):this.setEither(t)}setEither(t){return this.flushState(),this._either=this.combineGroupNumberingAndGetLiteralral(t),this}orFind(t){return typeof t=="string"?this.setOr(this.getNew().exactly(1).of(t)):this.setOr(t)}anyOf(t){if(t.length<1)return this;const i=t.shift();return this.eitherFind(i),t.forEach(e=>{this.orFind(e)}),this}setOr(t){const i=this._either,e=this.combineGroupNumberingAndGetLiteralral(t);if(i===null){let s=this._literal[this._literal.length-1];s=s.substring(0,s.length-1),this._literal[this._literal.length-1]=s,this._literal.push(`|(?:${e}))`)}else this._literal.push(`(?:(?:${i})|(?:${e}))`);return this.clear(),this}neither(t){return typeof t=="string"?this.notAhead(this.getNew().exactly(1).of(t)):this.notAhead(t)}nor(t){return this._min===0&&this._ofAny&&(this._min=-1,this._ofAny=!1),this.neither(t),this.min(0).ofAny()}exactly(t){return this.flushState(),this._min=t,this._max=t,this}min(t){return this.flushState(),this._min=t,this}max(t){return this.flushState(),this._max=t,this}of(t){return this._of=this.sanitize(t),this}ofAny(){return this._ofAny=!0,this}ofGroup(t){return this._ofGroup=t,this}from(t){return this._from=this.sanitize(t.join("")),this}notFrom(t){return this._notFrom=this.sanitize(t.join("")),this}like(t){return this._like=this.combineGroupNumberingAndGetLiteralral(t),this}reluctantly(){return this._reluctant=!0,this}ahead(t){return this.flushState(),this._literal.push(`(?=${this.combineGroupNumberingAndGetLiteralral(t)})`),this}notAhead(t){return this.flushState(),this._literal.push(`(?!${this.combineGroupNumberingAndGetLiteralral(t)})`),this}asGroup(t=null){return this._capture=!0,this._captureName=t,this._groupsUsed++,this}then(t){return this.exactly(1).of(t)}find(t){return this.then(t)}some(t){return this.min(1).from(t)}maybeSome(t){return this.min(0).from(t)}maybe(t){return this.max(1).of(t)}anything(){return this.min(0).ofAny()}anythingBut(t){return t.length===1?this.min(1).notFrom([t]):(this.notAhead(this.getNew().exactly(1).of(t)),this.min(0).ofAny())}something(){return this.min(1).ofAny()}any(){return this.exactly(1).ofAny()}lineBreak(){return this.flushState(),this._literal.push("(?:\\r\\n|\\r|\\n)"),this}lineBreaks(){return this.like(this.getNew().lineBreak())}whitespace(){return this._min===-1&&this._max===-1?(this.flushState(),this._literal.push("(?:\\s)"),this):(this._like="\\s",this)}notWhitespace(){return this._min===-1&&this._max===-1?(this.flushState(),this._literal.push("(?:\\S)"),this):(this._like="\\S",this)}tab(){return this.flushState(),this._literal.push("(?:\\t)"),this}tabs(){return this.like(this.getNew().tab())}digit(){return this.flushState(),this._literal.push("(?:\\d)"),this}notDigit(){return this.flushState(),this._literal.push("(?:\\D)"),this}digits(){return this.like(this.getNew().digit())}notDigits(){return this.like(this.getNew().notDigit())}letter(){return this.exactly(1),this._from="A-Za-z",this}notLetter(){return this.exactly(1),this._notFrom="A-Za-z",this}letters(){return this._from="A-Za-z",this}notLetters(){return this._notFrom="A-Za-z",this}lowerCaseLetter(){return this.exactly(1),this._from="a-z",this}lowerCaseLetters(){return this._from="a-z",this}upperCaseLetter(){return this.exactly(1),this._from="A-Z",this}upperCaseLetters(){return this._from="A-Z",this}append(t){return this.exactly(1),this._like=this.combineGroupNumberingAndGetLiteralral(t),this}optional(t){return this.max(1),this._like=this.combineGroupNumberingAndGetLiteralral(t),this}sanitize(t){return t.replace(/[.*+?^${}()|[\]\\]/g,"\\$&")}getNew(){const t=this.constructor;return new t}}r.RegExpBuilder=h,Object.defineProperty(r,Symbol.toStringTag,{value:"Module"})});