69 lines
1.7 KiB
JavaScript
69 lines
1.7 KiB
JavaScript
/**
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* Transforms a kebab-case string to camelCase. A kebab-case string
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* is a string with hyphen character as word separator.
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*
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* @param {String} str The hyphenized string
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* @return {String} The camelized string
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*/
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export function kebabToCamel(str) {
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return str.replace(/-([a-z])/g, g => g[1].toUpperCase());
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}
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/**
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* Transforms a camelCase to kebab-case.
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*
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* @param {String} str The camelized string
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* @return {String} The hyphenized string
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*/
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export function camelToKebab(str) {
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let kebabCased = str.substr(1)
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.replace(/[A-Z]/g, g => `-${g[0]}`);
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return `${str.charAt(0)}${kebabCased}`.toLowerCase();
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}
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/**
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* Transforms the first letter of a string to uppercase.
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*
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* @param {String} str The input string
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* @return {String} The transformed string
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*/
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export function firstUpper(str) {
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return str.charAt(0).toUpperCase() + str.substr(1);
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}
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export function djb2a(string) {
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let hash = 5381;
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for (let i = 0; i < string.length; i++)
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hash = ((hash << 5) + hash) ^ string.charCodeAt(i);
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return hash >>> 0;
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}
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export function hashToColor(value) {
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return '#' + colors[djb2a(value || '') % colors.length];
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}
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const colors = [
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'b5b941', // Yellow
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'ae9681', // Peach
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'd78767', // Salmon
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'cc7000', // Orange bright
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'e2553d', // Coral
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'8B0000', // Red dark
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'de4362', // Red crimson
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'FF1493', // Ping intense
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'be39a2', // Pink light
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'b754cf', // Purple middle
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'a87ba8', // Pink
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'8a69cd', // Blue lavender
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'ab20ab', // Purple dark
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'00b5b8', // Turquoise
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'1fa8a1', // Green ocean
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'5681cf', // Blue steel
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'3399fe', // Blue sky
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'6d9c3e', // Green chartreuse
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'51bb51', // Green lime
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'518b8b', // Gray board
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'7e7e7e', // Gray
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'5d5d5d', // Gray dark
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];
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