All files / strings/src leftpad.ts

100% Statements 5/5
100% Branches 4/4
100% Functions 2/2
100% Lines 5/5

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 61x 5x 5x 5x 5x  
export const leftPad = (str: string, len: number, ch = "0"): string => {
    const length = len - str.length + 1;
 
    return length >= 0 ? new Array(length).join(ch) + str : str;
};