add a `localStorage` variable to explicitly enable/disable colors

[github-actions[bot]]

https://github.com/Bearsampp/sandbox/blob/cc052526131630b0528e9a081926498074d9d1a9/core/libs/nodejs/node_modules/debug/src/browser.js#L111

/* eslint-env browser */

/**
 * This is the web browser implementation of `debug()`.
 */

exports.formatArgs = formatArgs;
exports.save = save;
exports.load = load;
exports.useColors = useColors;
exports.storage = localstorage();
exports.destroy = (() => {
    let warned = false;

    return () => {
        if (!warned) {
            warned = true;
            console.warn('Instance method `debug.destroy()` is deprecated and no longer does anything. It will be removed in the next major version of `debug`.');
        }
    };
})();

/**
 * Colors.
 */

exports.colors = [
    '#0000CC',
    '#0000FF',
    '#0033CC',
    '#0033FF',
    '#0066CC',
    '#0066FF',
    '#0099CC',
    '#0099FF',
    '#00CC00',
    '#00CC33',
    '#00CC66',
    '#00CC99',
    '#00CCCC',
    '#00CCFF',
    '#3300CC',
    '#3300FF',
    '#3333CC',
    '#3333FF',
    '#3366CC',
    '#3366FF',
    '#3399CC',
    '#3399FF',
    '#33CC00',
    '#33CC33',
    '#33CC66',
    '#33CC99',
    '#33CCCC',
    '#33CCFF',
    '#6600CC',
    '#6600FF',
    '#6633CC',
    '#6633FF',
    '#66CC00',
    '#66CC33',
    '#9900CC',
    '#9900FF',
    '#9933CC',
    '#9933FF',
    '#99CC00',
    '#99CC33',
    '#CC0000',
    '#CC0033',
    '#CC0066',
    '#CC0099',
    '#CC00CC',
    '#CC00FF',
    '#CC3300',
    '#CC3333',
    '#CC3366',
    '#CC3399',
    '#CC33CC',
    '#CC33FF',
    '#CC6600',
    '#CC6633',
    '#CC9900',
    '#CC9933',
    '#CCCC00',
    '#CCCC33',
    '#FF0000',
    '#FF0033',
    '#FF0066',
    '#FF0099',
    '#FF00CC',
    '#FF00FF',
    '#FF3300',
    '#FF3333',
    '#FF3366',
    '#FF3399',
    '#FF33CC',
    '#FF33FF',
    '#FF6600',
    '#FF6633',
    '#FF9900',
    '#FF9933',
    '#FFCC00',
    '#FFCC33'
];

/**
 * Currently only WebKit-based Web Inspectors, Firefox >= v31,
 * and the Firebug extension (any Firefox version) are known
 * to support "%c" CSS customizations.
 *
 * TODO: add a `localStorage` variable to explicitly enable/disable colors
 */

// eslint-disable-next-line complexity
function useColors() {
    // NB: In an Electron preload script, document will be defined but not fully
    // initialized. Since we know we're in Chrome, we'll just detect this case
    // explicitly
    if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {
        return true;
    }

    // Internet Explorer and Edge do not support colors.
    if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/)) {
        return false;
    }

    let m;

    // Is webkit? http://stackoverflow.com/a/16459606/376773
    // document is undefined in react-native: https://github.com/facebook/react-native/pull/1632
    return (typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance) ||
        // Is firebug? http://stackoverflow.com/a/398120/376773
        (typeof window !== 'undefined' && window.console && (window.console.firebug || (window.console.exception && window.console.table))) ||
        // Is firefox >= v31?
        // https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
        (typeof navigator !== 'undefined' && navigator.userAgent && (m = navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/)) && parseInt(m[1], 10) >= 31) ||
        // Double check webkit in userAgent just in case we are in a worker
        (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/));
}

/**
 * Colorize log arguments if enabled.
 *
 * @api public
 */

function formatArgs(args) {
    args[0] = (this.useColors ? '%c' : '') +
        this.namespace +
        (this.useColors ? ' %c' : ' ') +
        args[0] +
        (this.useColors ? '%c ' : ' ') +
        '+' + module.exports.humanize(this.diff);

    if (!this.useColors) {
        return;
    }

    const c = 'color: ' + this.color;
    args.splice(1, 0, c, 'color: inherit');

    // The final "%c" is somewhat tricky, because there could be other
    // arguments passed either before or after the %c, so we need to
    // figure out the correct index to insert the CSS into
    let index = 0;
    let lastC = 0;
    args[0].replace(/%[a-zA-Z%]/g, match => {
        if (match === '%%') {
            return;
        }
        index++;
        if (match === '%c') {
            // We only are interested in the *last* %c
            // (the user may have provided their own)
            lastC = index;
        }
    });

    args.splice(lastC, 0, c);
}

/**
 * Invokes `console.debug()` when available.
 * No-op when `console.debug` is not a "function".
 * If `console.debug` is not available, falls back
 * to `console.log`.
 *
 * @api public
 */
exports.log = console.debug || console.log || (() => {});

/**
 * Save `namespaces`.
 *
 * @param {String} namespaces
 * @api private
 */
function save(namespaces) {
    try {
        if (namespaces) {
            exports.storage.setItem('debug', namespaces);
        } else {
            exports.storage.removeItem('debug');
        }
    } catch (error) {
        // Swallow
        // XXX (@Qix-) should we be logging these?
    }
}

/**
 * Load `namespaces`.
 *
 * @return {String} returns the previously persisted debug modes
 * @api private
 */
function load() {
    let r;
    try {
        r = exports.storage.getItem('debug');
    } catch (error) {
        // Swallow
        // XXX (@Qix-) should we be logging these?
    }

    // If debug isn't set in LS, and we're in Electron, try to load $DEBUG
    if (!r && typeof process !== 'undefined' && 'env' in process) {
        r = process.env.DEBUG;
    }

    return r;
}

/**
 * Localstorage attempts to return the localstorage.
 *
 * This is necessary because safari throws
 * when a user disables cookies/localstorage
 * and you attempt to access it.
 *
 * @return {LocalStorage}
 * @api private
 */

function localstorage() {
    try {
        // TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context
        // The Browser also has localStorage in the global context.
        return localStorage;
    } catch (error) {
        // Swallow
        // XXX (@Qix-) should we be logging these?
    }
}

module.exports = require('./common')(exports);

const {formatters} = module.exports;

/**
 * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
 */

formatters.j = function (v) {
    try {
        return JSON.stringify(v);
    } catch (error) {
        return '[UnexpectedJSONParseError]: ' + error.message;
    }
};

[github-actions[bot]]

Closed in 0fc4b259dec266089dfe33817361dad75536acf8