@polyv/utils/es/string.js

Utility functions of Polyv frontend development.

export function strLen(n,e){var t,r;"number"==typeof e?e={enLen:1,nonEnLen:e}:((e=e||{}).enLen=null!==(t=e.enLen)&&void 0!==t?t:1,e.nonEnLen=null!==(r=e.nonEnLen)&&void 0!==r?r:2);let o=0;for(let t=n.length-1;t>=0;t--)o+=n.charCodeAt(t)>255?e.nonEnLen||0:e.enLen||0;return o}export function cutStr(n,e,t){(t=t||{}).enLen=Number(t.enLen)||1,t.nonEnLen=Number(t.nonEnLen)||2,t.ellipsis=t.ellipsis||"...";const r=strLen(n=String(n),t);if(r<=e)return n;e-=strLen(t.ellipsis,t);let o="",i=-1;for(;e>0&&++i<r;)(e-=n.charCodeAt(i)>255?t.nonEnLen:t.enLen)>=0&&(o+=n.charAt(i));return o+=t.ellipsis,o}const htmlChars=['"',"'","&","<",">"," "],htmlEntities=["&quot;","&#39;","&amp;","&lt;","&gt;","&nbsp;"],charsToEntities=Object.create(null),entitiesToChars=Object.create(null);htmlChars.forEach(((n,e)=>{charsToEntities[n]=htmlEntities[e],entitiesToChars[htmlEntities[e]]=n}));const reHTMLChars=new RegExp("["+htmlChars.join("")+"]","g"),reHTMLEntities=new RegExp("("+htmlEntities.join("|")+")","g");export function escapeHTML(n){return null==n?n:String(n).replace(reHTMLChars,(n=>charsToEntities[n]))}export function unescapeHTML(n){return null==n?n:String(n).replace(reHTMLEntities,(n=>entitiesToChars[n]))}export function removeTags(n){return null==n?"":String(n).replace(/<.+?>/g,"")}export function nl2br(n){return null==n?n:String(n).replace(/\r?\n/g,"<br />")}export function randomStr(n,e){if(!(n|=0)||n<0)throw new Error('"length" must be a number greater than 0');let t="";do{t+=Math.random().toString(36).substr(2)}while(t.length<n);return t=t.substr(0,n),null!=e&&(t=e+t),t}export function uuidV4(){let n=Date.now();return"undefined"!=typeof performance&&"function"==typeof performance.now&&(n+=performance.now()),"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,(function(e){const t=(n+16*Math.random())%16|0;return n=Math.floor(n/16),("x"===e?t:3&t|8).toString(16)}))}export function compareVersions(n,e){if(!n||!e)throw new Error("Please specify both verA and verB");const t=/(\.0+)+$/,r=String(n).replace(t,"").split("."),o=String(e).replace(t,"").split("."),i=Math.min(r.length,o.length);for(let n=0;n<i;n++){const e=parseInt(r[n])-parseInt(o[n]);if(e)return e}return r.length-o.length}export function maskChars(n,e){var t,r,o;e=e||{};const i=n.length,s=null!==(t=e.start)&&void 0!==t?t:0,l=null!==(r=e.end)&&void 0!==r?r:i-1,a=null!==(o=e.maskChar)&&void 0!==o?o:"*";if(s>=0&&l>=0&&s<=l&&l<i){let e=n.substring(0,s);return e+=new Array(l-s+2).join(a),l<i-1&&(e+=n.substring(l+1)),e}if(s>=0)return s>=i?n:n.substring(0,s)+new Array(i-s+1).join(a);if(l>=0){let e=new Array(Math.min(l,i)+2).join(a);return l<i-1&&(e+=n.substring(l+1)),e}return n}