@tsdotnet/text-utility
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A set of commonly used functions for manipulating and formatting strings.
55 lines • 2 kB
JavaScript
;
/*!
* @author electricessence / https://github.com/electricessence/
* Originally based upon: https://github.com/vwxyz/padding
* Licensing: MIT
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.padStringLeft = padStringLeft;
exports.padStringRight = padStringRight;
exports.padNumberLeft = padNumberLeft;
exports.padNumberRight = padNumberRight;
exports.padLeft = padLeft;
exports.padRight = padRight;
const Utility_1 = require("./Utility");
const SPACE = ' ';
const ZERO = '0';
function padStringLeft(source, minLength, pad = SPACE) {
return pad && minLength > 0 ? (0, Utility_1.repeat)(pad, minLength - source.length) + source : source;
}
function padStringRight(source, minLength, pad = SPACE) {
return pad && minLength > 0 ? source + (0, Utility_1.repeat)(pad, minLength - source.length) : source;
}
function padNumberLeft(source, minLength, pad = ZERO) {
if (typeof source != 'number')
throw new Error('Cannot pad non-number.');
if (!source)
source = 0;
return padStringLeft(source + Utility_1.EMPTY, minLength, pad + Utility_1.EMPTY);
}
function padNumberRight(source, minLength, pad = ZERO) {
if (typeof source != 'number')
throw new Error('Cannot pad non-number.');
if (!source)
source = 0;
return padStringRight(source + Utility_1.EMPTY, minLength, pad + Utility_1.EMPTY);
}
function padLeft(source, minLength, pad) {
switch (typeof source) {
case 'string':
return padStringLeft(source, minLength, pad);
case 'number':
return padNumberLeft(source, minLength, pad);
}
throw new Error('Invalid source type.');
}
function padRight(source, minLength, pad) {
switch (typeof source) {
case 'string':
return padStringRight(source, minLength, pad);
case 'number':
return padNumberRight(source, minLength, pad);
}
throw new Error('Invalid source type.');
}
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