Initial commit

node_modules/debug/src/node.js

@@ -0,0 +1,174 @@
+"use strict";
+
+/**
+ * Module dependencies.
+ */
+var tty = require('tty');
+
+var util = require('util');
+/**
+ * This is the Node.js implementation of `debug()`.
+ */
+
+
+exports.init = init;
+exports.log = log;
+exports.formatArgs = formatArgs;
+exports.save = save;
+exports.load = load;
+exports.useColors = useColors;
+/**
+ * Colors.
+ */
+
+exports.colors = [6, 2, 3, 4, 5, 1];
+
+try {
+  // Optional dependency (as in, doesn't need to be installed, NOT like optionalDependencies in package.json)
+  // eslint-disable-next-line import/no-extraneous-dependencies
+  var supportsColor = require('supports-color');
+
+  if (supportsColor && (supportsColor.stderr || supportsColor).level >= 2) {
+    exports.colors = [20, 21, 26, 27, 32, 33, 38, 39, 40, 41, 42, 43, 44, 45, 56, 57, 62, 63, 68, 69, 74, 75, 76, 77, 78, 79, 80, 81, 92, 93, 98, 99, 112, 113, 128, 129, 134, 135, 148, 149, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 178, 179, 184, 185, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 214, 215, 220, 221];
+  }
+} catch (error) {} // Swallow - we only care if `supports-color` is available; it doesn't have to be.
+
+/**
+ * Build up the default `inspectOpts` object from the environment variables.
+ *
+ *   $ DEBUG_COLORS=no DEBUG_DEPTH=10 DEBUG_SHOW_HIDDEN=enabled node script.js
+ */
+
+
+exports.inspectOpts = Object.keys(process.env).filter(function (key) {
+  return /^debug_/i.test(key);
+}).reduce(function (obj, key) {
+  // Camel-case
+  var prop = key.substring(6).toLowerCase().replace(/_([a-z])/g, function (_, k) {
+    return k.toUpperCase();
+  }); // Coerce string value into JS value
+
+  var val = process.env[key];
+
+  if (/^(yes|on|true|enabled)$/i.test(val)) {
+    val = true;
+  } else if (/^(no|off|false|disabled)$/i.test(val)) {
+    val = false;
+  } else if (val === 'null') {
+    val = null;
+  } else {
+    val = Number(val);
+  }
+
+  obj[prop] = val;
+  return obj;
+}, {});
+/**
+ * Is stdout a TTY? Colored output is enabled when `true`.
+ */
+
+function useColors() {
+  return 'colors' in exports.inspectOpts ? Boolean(exports.inspectOpts.colors) : tty.isatty(process.stderr.fd);
+}
+/**
+ * Adds ANSI color escape codes if enabled.
+ *
+ * @api public
+ */
+
+
+function formatArgs(args) {
+  var name = this.namespace,
+      useColors = this.useColors;
+
+  if (useColors) {
+    var c = this.color;
+    var colorCode = "\x1B[3" + (c < 8 ? c : '8;5;' + c);
+    var prefix = "  ".concat(colorCode, ";1m").concat(name, " \x1B[0m");
+    args[0] = prefix + args[0].split('\n').join('\n' + prefix);
+    args.push(colorCode + 'm+' + module.exports.humanize(this.diff) + "\x1B[0m");
+  } else {
+    args[0] = getDate() + name + ' ' + args[0];
+  }
+}
+
+function getDate() {
+  if (exports.inspectOpts.hideDate) {
+    return '';
+  }
+
+  return new Date().toISOString() + ' ';
+}
+/**
+ * Invokes `util.format()` with the specified arguments and writes to stderr.
+ */
+
+
+function log() {
+  return process.stderr.write(util.format.apply(util, arguments) + '\n');
+}
+/**
+ * Save `namespaces`.
+ *
+ * @param {String} namespaces
+ * @api private
+ */
+
+
+function save(namespaces) {
+  if (namespaces) {
+    process.env.DEBUG = namespaces;
+  } else {
+    // If you set a process.env field to null or undefined, it gets cast to the
+    // string 'null' or 'undefined'. Just delete instead.
+    delete process.env.DEBUG;
+  }
+}
+/**
+ * Load `namespaces`.
+ *
+ * @return {String} returns the previously persisted debug modes
+ * @api private
+ */
+
+
+function load() {
+  return process.env.DEBUG;
+}
+/**
+ * Init logic for `debug` instances.
+ *
+ * Create a new `inspectOpts` object in case `useColors` is set
+ * differently for a particular `debug` instance.
+ */
+
+
+function init(debug) {
+  debug.inspectOpts = {};
+  var keys = Object.keys(exports.inspectOpts);
+
+  for (var i = 0; i < keys.length; i++) {
+    debug.inspectOpts[keys[i]] = exports.inspectOpts[keys[i]];
+  }
+}
+
+module.exports = require('./common')(exports);
+var formatters = module.exports.formatters;
+/**
+ * Map %o to `util.inspect()`, all on a single line.
+ */
+
+formatters.o = function (v) {
+  this.inspectOpts.colors = this.useColors;
+  return util.inspect(v, this.inspectOpts).replace(/\s*\n\s*/g, ' ');
+};
+/**
+ * Map %O to `util.inspect()`, allowing multiple lines if needed.
+ */
+
+
+formatters.O = function (v) {
+  this.inspectOpts.colors = this.useColors;
+  return util.inspect(v, this.inspectOpts);
+};
+