Acme.BookStore.HttpApi.Host/node_modules/ansi-colors/index.js

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'use strict';

const isObject = val => val !== null && typeof val === 'object' && !Array.isArray(val);
const identity = val => val;

/* eslint-disable no-control-regex */
// this is a modified version of https://github.com/chalk/ansi-regex (MIT License)
const ANSI_REGEX = /[\u001b\u009b][[\]#;?()]*(?:(?:(?:[^\W_]*;?[^\W_]*)\u0007)|(?:(?:[0-9]{1,4}(;[0-9]{0,4})*)?[~0-9=<>cf-nqrtyA-PRZ]))/g;

const create = () => {
  const colors = { enabled: true, visible: true, styles: {}, keys: {} };

  if ('FORCE_COLOR' in process.env) {
    colors.enabled = process.env.FORCE_COLOR !== '0';
  }

  const ansi = style => {
    let open = style.open = `\u001b[${style.codes[0]}m`;
    let close = style.close = `\u001b[${style.codes[1]}m`;
    let regex = style.regex = new RegExp(`\\u001b\\[${style.codes[1]}m`, 'g');
    style.wrap = (input, newline) => {
      if (input.includes(close)) input = input.replace(regex, close + open);
      let output = open + input + close;
      // see https://github.com/chalk/chalk/pull/92, thanks to the
      // chalk contributors for this fix. However, we've confirmed that
      // this issue is also present in Windows terminals
      return newline ? output.replace(/\r*\n/g, `${close}$&${open}`) : output;
    };
    return style;
  };

  const wrap = (style, input, newline) => {
    return typeof style === 'function' ? style(input) : style.wrap(input, newline);
  };

  const style = (input, stack) => {
    if (input === '' || input == null) return '';
    if (colors.enabled === false) return input;
    if (colors.visible === false) return '';
    let str = '' + input;
    let nl = str.includes('\n');
    let n = stack.length;
    if (n > 0 && stack.includes('unstyle')) {
      stack = [...new Set(['unstyle', ...stack])].reverse();
    }
    while (n-- > 0) str = wrap(colors.styles[stack[n]], str, nl);
    return str;
  };

  const define = (name, codes, type) => {
    colors.styles[name] = ansi({ name, codes });
    let keys = colors.keys[type] || (colors.keys[type] = []);
    keys.push(name);

    Reflect.defineProperty(colors, name, {
      configurable: true,
      enumerable: true,
      set(value) {
        colors.alias(name, value);
      },