@fontoxml/fontoxml-development-tools/src/response/primitives.js

Development tools for Fonto.

import chalk from 'chalk';
import os from 'os';
import wrapAnsi from 'wrap-ansi';

function getTerminalWidth() {
	return process.stdout.columns;
}

function wrap(str, width) {
	return wrapAnsi(str, width, { hard: true, trim: false });
}

function indentString(string, indentationLeft, indentationRight, screenWidth) {
	if (indentationLeft === undefined) {
		indentationLeft = '    ';
	}

	if (indentationRight === undefined) {
		indentationRight = indentationLeft;
	}

	if (screenWidth === Infinity) {
		return indentationLeft + string + indentationRight;
	}

	if (!screenWidth) {
		screenWidth = getTerminalWidth();
	}

	return string
		.split(os.EOL)
		.map((line) =>
			wrap(
				line,
				screenWidth - indentationLeft.length - indentationRight.length
			)
				.split(os.EOL)
				.map(function (wrappedLine) {
					return indentationLeft + wrappedLine + indentationRight;
				})
				.join(os.EOL)
		)
		.join(os.EOL);
}

function fillString(stringLength, char) {
	return new Array(stringLength).join(char || ' ');
}

function padString(string, stringLength, char) {
	return (
		string +
		fillString(
			Math.max((stringLength || 0) - (string.length || 0) + 1, 0),
			char || ' '
		)
	);
}

function formatString(string, formatting) {
	if (!formatting) {
		return string;
	}

	return formatting.reduce(
		(c, formattingOption) => c[formattingOption],
		chalk
	)(string);
}

function getLeftIndentationString(indentation, indentationLevel) {
	let str = '';
	for (let i = 0; i < indentationLevel; ++i) {
		str += indentation;
	}
	return str;
}

export default {
	wrap,
	formatString,
	indentString,
	padString,
	fillString,
	getLeftIndentationString,
	getTerminalWidth,
};