Sha256: 9f3d5eb2366ebb7cbaa5abbef59f12ac6986a3ff05c1336e7617ff99a78de883
Contents?: true
Size: 1.59 KB
Versions: 37
Compression:
Stored size: 1.59 KB
Contents
/**
* @fileoverview Utilities to operate on strings.
* @author Stephen Wade
*/
"use strict";
//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------
const Graphemer = require("graphemer").default;
//------------------------------------------------------------------------------
// Helpers
//------------------------------------------------------------------------------
// eslint-disable-next-line no-control-regex -- intentionally including control characters
const ASCII_REGEX = /^[\u0000-\u007f]*$/u;
/** @type {Graphemer | undefined} */
let splitter;
//------------------------------------------------------------------------------
// Public Interface
//------------------------------------------------------------------------------
/**
* Converts the first letter of a string to uppercase.
* @param {string} string The string to operate on
* @returns {string} The converted string
*/
function upperCaseFirst(string) {
if (string.length <= 1) {
return string.toUpperCase();
}
return string[0].toUpperCase() + string.slice(1);
}
/**
* Counts graphemes in a given string.
* @param {string} value A string to count graphemes.
* @returns {number} The number of graphemes in `value`.
*/
function getGraphemeCount(value) {
if (ASCII_REGEX.test(value)) {
return value.length;
}
if (!splitter) {
splitter = new Graphemer();
}
return splitter.countGraphemes(value);
}
module.exports = {
upperCaseFirst,
getGraphemeCount
};
Version data entries
37 entries across 27 versions & 2 rubygems