@validatem/core/src/colors.js

The last validation library you'll ever need.

"use strict";

const supportsColor = require("supports-color");

// NOTE: We do some manual ANSI escape code stuff here for now, because using `chalk` would significantly inflate the bundle size of the core.
// TODO: Find a better solution for this.
let openHighlight, openDim, openHighlightBold, openDimBold, closeColor;

if (supportsColor.stderr) {
	openHighlight = `\u001b[32m`; // green
	openDim = `\u001b[90m`; // gray
	openHighlightBold = `\u001b[32;1m`; // green bold
	openDimBold = `\u001b[90;1m`; // gray bold
	// closeColor = `\u001b[39m`; // Does not reset bold!
	closeColor = `\u001b[0m`;
} else {
	openHighlight = "";
	openDim = "";
	openHighlightBold = "";
	openDimBold = "";
	closeColor = "";
}

module.exports = {
	dim: (string) => openDim + string + closeColor,
	highlight: (string) => openHighlight + string + closeColor,
	dimBold: (string) => openDimBold + string + closeColor,
	highlightBold: (string) => openHighlightBold + string + closeColor,
};