111 lines
3.2 KiB
TypeScript
111 lines
3.2 KiB
TypeScript
/*
|
|
* https://github.com/morethanwords/tweb
|
|
* Copyright (C) 2019-2021 Eduard Kuzmenko
|
|
* https://github.com/morethanwords/tweb/blob/master/LICENSE
|
|
*/
|
|
|
|
/* export function stringMiddleOverflow(str: string, maxLength: number) {
|
|
return str.length > maxLength ? str.slice(0, maxLength / 2 | 0) + '...' + str.slice(-Math.round(maxLength / 2)) : str;
|
|
} */
|
|
|
|
export function limitSymbols(str: string, length: number, limitFrom = length + 10) {
|
|
str = str.trim();
|
|
if(str.length > limitFrom) {
|
|
str = str.slice(0, length)/* .replace(/\s*$/, '') */ + '...';
|
|
}
|
|
|
|
return str;
|
|
}
|
|
|
|
// credits to https://github.com/sindresorhus/escape-string-regexp/blob/master/index.js
|
|
export function escapeRegExp(str: string) {
|
|
return str
|
|
.replace(/[|\\{}()[\]^$+*?.]/g, '\\$&')
|
|
.replace(/-/g, '\\x2d');
|
|
}
|
|
|
|
export function encodeEntities(value: string) {
|
|
return value.replace(/&/g, '&').replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g, (value) => {
|
|
var hi = value.charCodeAt(0);
|
|
var low = value.charCodeAt(1);
|
|
return '&#' + (((hi - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000) + ';';
|
|
}).replace(/([^\#-~| |!])/g, (value) => { // non-alphanumeric
|
|
return '&#' + value.charCodeAt(0) + ';';
|
|
}).replace(/</g, '<').replace(/>/g, '>');
|
|
}
|
|
|
|
export function splitStringByLength(str: string, maxLength: number) {
|
|
if(str.length < maxLength) return [str];
|
|
let length = 0, lastSliceStartIndex = 0, arrayIndex = 0;
|
|
const delimiter = ' ';//'\n';
|
|
const out: string[] = [];
|
|
|
|
const cut = (end?: number) => {
|
|
let part = str.slice(lastSliceStartIndex, end);
|
|
const _arrayIndex = arrayIndex++;
|
|
if(part.length > maxLength) {
|
|
let overflowPart = part.slice(maxLength);
|
|
const splitted = splitStringByLength(overflowPart, maxLength);
|
|
splitted.forEach(part => {
|
|
out[arrayIndex++] = part;
|
|
});
|
|
|
|
part = part.slice(0, maxLength);
|
|
}
|
|
|
|
lastSliceStartIndex = end;
|
|
length = 0;
|
|
out[_arrayIndex] = (out[_arrayIndex] || '') + part;
|
|
};
|
|
|
|
let lastIndex = 0;
|
|
do {
|
|
let index = str.indexOf(delimiter, lastIndex);
|
|
if(index === -1) {
|
|
if(lastIndex !== (str.length - 1)) {
|
|
cut();
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
index += delimiter.length;
|
|
|
|
const partLength = index - lastIndex;
|
|
if((length + partLength) > maxLength) {
|
|
cut(length);
|
|
}
|
|
|
|
lastIndex = index;
|
|
length += partLength;
|
|
} while(true);
|
|
|
|
return out;
|
|
}
|
|
|
|
// https://stackoverflow.com/a/14824756
|
|
export const checkRTL = (s: string) => {
|
|
const ltrChars = 'A-Za-z\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u02B8\u0300-\u0590\u0800-\u1FFF'+'\u2C00-\uFB1C\uFDFE-\uFE6F\uFEFD-\uFFFF',
|
|
rtlChars = '\u0591-\u07FF\uFB1D-\uFDFD\uFE70-\uFEFC',
|
|
rtlDirCheck = new RegExp('^[^'+ltrChars+']*['+rtlChars+']');
|
|
|
|
return rtlDirCheck.test(s);
|
|
};
|
|
|
|
//(window as any).checkRTL = checkRTL;
|
|
|
|
export function convertInputKeyToKey(inputKey: string) {
|
|
const str = inputKey.replace('input', '');
|
|
return (str[0].toLowerCase() + str.slice(1)) as string;
|
|
}
|
|
|
|
export function convertKeyToInputKey(key: string) {
|
|
key = key[0].toUpperCase() + key.slice(1);
|
|
key = 'input' + key;
|
|
return key;
|
|
}
|
|
|
|
export function capitalizeFirstLetter(string: string) {
|
|
return string.charAt(0).toUpperCase() + string.slice(1);
|
|
}
|