util.ts (1078B)
1 export function merge(...sets:Array<string>):string { 2 if (sets.length > 1) { 3 sets[0] = sets[0].slice(0, -1); 4 const xl = sets.length - 1; 5 for (let x = 1; x < xl; ++x) { 6 sets[x] = sets[x].slice(1, -1); 7 } 8 sets[xl] = sets[xl].slice(1); 9 return sets.join(''); 10 } else { 11 return sets[0]; 12 } 13 } 14 15 export function subexp(str:string):string { 16 return "(?:" + str + ")"; 17 } 18 19 export function typeOf(o:any):string { 20 return o === undefined ? "undefined" : (o === null ? "null" : Object.prototype.toString.call(o).split(" ").pop().split("]").shift().toLowerCase()); 21 } 22 23 export function toUpperCase(str:string):string { 24 return str.toUpperCase(); 25 } 26 27 export function toArray(obj:any):Array<any> { 28 return obj !== undefined && obj !== null ? (obj instanceof Array ? obj : (typeof obj.length !== "number" || obj.split || obj.setInterval || obj.call ? [obj] : Array.prototype.slice.call(obj))) : []; 29 } 30 31 32 export function assign(target: object, source: any): any { 33 const obj = target as any; 34 if (source) { 35 for (const key in source) { 36 obj[key] = source[key]; 37 } 38 } 39 return obj; 40 }