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backend/node_modules/rc9/dist/index.cjs

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+'use strict';
+
+const node_fs = require('node:fs');
+const node_path = require('node:path');
+const node_os = require('node:os');
+const destr = require('destr');
+const defu = require('defu');
+
+function _interopDefaultCompat (e) { return e && typeof e === 'object' && 'default' in e ? e.default : e; }
+
+const destr__default = /*#__PURE__*/_interopDefaultCompat(destr);
+
+function isBuffer (obj) {
+  return obj &&
+    obj.constructor &&
+    (typeof obj.constructor.isBuffer === 'function') &&
+    obj.constructor.isBuffer(obj)
+}
+
+function keyIdentity (key) {
+  return key
+}
+
+function flatten (target, opts) {
+  opts = opts || {};
+
+  const delimiter = opts.delimiter || '.';
+  const maxDepth = opts.maxDepth;
+  const transformKey = opts.transformKey || keyIdentity;
+  const output = {};
+
+  function step (object, prev, currentDepth) {
+    currentDepth = currentDepth || 1;
+    Object.keys(object).forEach(function (key) {
+      const value = object[key];
+      const isarray = opts.safe && Array.isArray(value);
+      const type = Object.prototype.toString.call(value);
+      const isbuffer = isBuffer(value);
+      const isobject = (
+        type === '[object Object]' ||
+        type === '[object Array]'
+      );
+
+      const newKey = prev
+        ? prev + delimiter + transformKey(key)
+        : transformKey(key);
+
+      if (!isarray && !isbuffer && isobject && Object.keys(value).length &&
+        (!opts.maxDepth || currentDepth < maxDepth)) {
+        return step(value, newKey, currentDepth + 1)
+      }
+
+      output[newKey] = value;
+    });
+  }
+
+  step(target);
+
+  return output
+}
+
+function unflatten (target, opts) {
+  opts = opts || {};
+
+  const delimiter = opts.delimiter || '.';
+  const overwrite = opts.overwrite || false;
+  const transformKey = opts.transformKey || keyIdentity;
+  const result = {};
+
+  const isbuffer = isBuffer(target);
+  if (isbuffer || Object.prototype.toString.call(target) !== '[object Object]') {
+    return target
+  }
+
+  // safely ensure that the key is
+  // an integer.
+  function getkey (key) {
+    const parsedKey = Number(key);
+
+    return (
+      isNaN(parsedKey) ||
+      key.indexOf('.') !== -1 ||
+      opts.object
+    )
+      ? key
+      : parsedKey
+  }
+
+  function addKeys (keyPrefix, recipient, target) {
+    return Object.keys(target).reduce(function (result, key) {
+      result[keyPrefix + delimiter + key] = target[key];
+
+      return result
+    }, recipient)
+  }
+
+  function isEmpty (val) {
+    const type = Object.prototype.toString.call(val);
+    const isArray = type === '[object Array]';
+    const isObject = type === '[object Object]';
+
+    if (!val) {
+      return true
+    } else if (isArray) {
+      return !val.length
+    } else if (isObject) {
+      return !Object.keys(val).length
+    }
+  }
+
+  target = Object.keys(target).reduce(function (result, key) {
+    const type = Object.prototype.toString.call(target[key]);
+    const isObject = (type === '[object Object]' || type === '[object Array]');
+    if (!isObject || isEmpty(target[key])) {
+      result[key] = target[key];
+      return result
+    } else {
+      return addKeys(
+        key,
+        result,
+        flatten(target[key], opts)
+      )
+    }
+  }, {});
+
+  Object.keys(target).forEach(function (key) {
+    const split = key.split(delimiter).map(transformKey);
+    let key1 = getkey(split.shift());
+    let key2 = getkey(split[0]);
+    let recipient = result;
+
+    while (key2 !== undefined) {
+      if (key1 === '__proto__') {
+        return
+      }
+
+      const type = Object.prototype.toString.call(recipient[key1]);
+      const isobject = (
+        type === '[object Object]' ||
+        type === '[object Array]'
+      );
+
+      // do not write over falsey, non-undefined values if overwrite is false
+      if (!overwrite && !isobject && typeof recipient[key1] !== 'undefined') {
+        return
+      }
+
+      if ((overwrite && !isobject) || (!overwrite && recipient[key1] == null)) {
+        recipient[key1] = (
+          typeof key2 === 'number' &&
+          !opts.object
+            ? []
+            : {}
+        );
+      }
+
+      recipient = recipient[key1];
+      if (split.length > 0) {
+        key1 = getkey(split.shift());
+        key2 = getkey(split[0]);
+      }
+    }
+
+    // unflatten again for 'messy objects'
+    recipient[key1] = unflatten(target[key], opts);
+  });
+
+  return result
+}
+
+const RE_KEY_VAL = /^\s*([^\s=]+)\s*=\s*(.*)?\s*$/;
+const RE_LINES = /\n|\r|\r\n/;
+const defaults = {
+  name: ".conf",
+  dir: process.cwd(),
+  flat: false
+};
+function withDefaults(options) {
+  if (typeof options === "string") {
+    options = { name: options };
+  }
+  return { ...defaults, ...options };
+}
+function parse(contents, options = {}) {
+  const config = {};
+  const lines = contents.split(RE_LINES);
+  for (const line of lines) {
+    const match = line.match(RE_KEY_VAL);
+    if (!match) {
+      continue;
+    }
+    const key = match[1];
+    if (!key || key === "__proto__" || key === "constructor") {
+      continue;
+    }
+    const value = destr__default(
+      (match[2] || "").trim()
+      /* val */
+    );
+    if (key.endsWith("[]")) {
+      const nkey = key.slice(0, Math.max(0, key.length - 2));
+      config[nkey] = (config[nkey] || []).concat(value);
+      continue;
+    }
+    config[key] = value;
+  }
+  return options.flat ? config : unflatten(config, { overwrite: true });
+}
+function parseFile(path, options) {
+  if (!node_fs.existsSync(path)) {
+    return {};
+  }
+  return parse(node_fs.readFileSync(path, "utf8"), options);
+}
+function read(options) {
+  options = withDefaults(options);
+  return parseFile(node_path.resolve(options.dir, options.name), options);
+}
+function readUser(options) {
+  options = withDefaults(options);
+  options.dir = process.env.XDG_CONFIG_HOME || node_os.homedir();
+  return read(options);
+}
+function serialize(config) {
+  return Object.entries(flatten(config)).map(([key, value]) => `${key}=${JSON.stringify(value)}`).join("\n");
+}
+function write(config, options) {
+  options = withDefaults(options);
+  node_fs.writeFileSync(node_path.resolve(options.dir, options.name), serialize(config), {
+    encoding: "utf8"
+  });
+}
+function writeUser(config, options) {
+  options = withDefaults(options);
+  options.dir = process.env.XDG_CONFIG_HOME || node_os.homedir();
+  write(config, options);
+}
+function update(config, options) {
+  options = withDefaults(options);
+  if (!options.flat) {
+    config = unflatten(config, { overwrite: true });
+  }
+  const newConfig = defu.defu(config, read(options));
+  write(newConfig, options);
+  return newConfig;
+}
+function updateUser(config, options) {
+  options = withDefaults(options);
+  options.dir = process.env.XDG_CONFIG_HOME || node_os.homedir();
+  return update(config, options);
+}
+
+exports.defaults = defaults;
+exports.parse = parse;
+exports.parseFile = parseFile;
+exports.read = read;
+exports.readUser = readUser;
+exports.serialize = serialize;
+exports.update = update;
+exports.updateUser = updateUser;
+exports.write = write;
+exports.writeUser = writeUser;