From 81ddf9b700bc48a1f8e472209f080f9c1d9a9b09 Mon Sep 17 00:00:00 2001
From: Piotr Russ <mail@pruss.it>
Date: Wed, 18 Nov 2020 23:26:45 +0100
Subject: rm node_modules

---
 node_modules/denque/index.js | 437 -------------------------------------------
 1 file changed, 437 deletions(-)
 delete mode 100644 node_modules/denque/index.js

(limited to 'node_modules/denque/index.js')

diff --git a/node_modules/denque/index.js b/node_modules/denque/index.js
deleted file mode 100644
index 2f03136..0000000
--- a/node_modules/denque/index.js
+++ /dev/null
@@ -1,437 +0,0 @@
-'use strict';
-
-/**
- * Custom implementation of a double ended queue.
- */
-function Denque(array) {
-  this._head = 0;
-  this._tail = 0;
-  this._capacityMask = 0x3;
-  this._list = new Array(4);
-  if (Array.isArray(array)) {
-    this._fromArray(array);
-  }
-}
-
-/**
- * -------------
- *  PUBLIC API
- * -------------
- */
-
-/**
- * Returns the item at the specified index from the list.
- * 0 is the first element, 1 is the second, and so on...
- * Elements at negative values are that many from the end: -1 is one before the end
- * (the last element), -2 is two before the end (one before last), etc.
- * @param index
- * @returns {*}
- */
-Denque.prototype.peekAt = function peekAt(index) {
-  var i = index;
-  // expect a number or return undefined
-  if ((i !== (i | 0))) {
-    return void 0;
-  }
-  var len = this.size();
-  if (i >= len || i < -len) return undefined;
-  if (i < 0) i += len;
-  i = (this._head + i) & this._capacityMask;
-  return this._list[i];
-};
-
-/**
- * Alias for peakAt()
- * @param i
- * @returns {*}
- */
-Denque.prototype.get = function get(i) {
-  return this.peekAt(i);
-};
-
-/**
- * Returns the first item in the list without removing it.
- * @returns {*}
- */
-Denque.prototype.peek = function peek() {
-  if (this._head === this._tail) return undefined;
-  return this._list[this._head];
-};
-
-/**
- * Alias for peek()
- * @returns {*}
- */
-Denque.prototype.peekFront = function peekFront() {
-  return this.peek();
-};
-
-/**
- * Returns the item that is at the back of the queue without removing it.
- * Uses peekAt(-1)
- */
-Denque.prototype.peekBack = function peekBack() {
-  return this.peekAt(-1);
-};
-
-/**
- * Returns the current length of the queue
- * @return {Number}
- */
-Object.defineProperty(Denque.prototype, 'length', {
-  get: function length() {
-    return this.size();
-  }
-});
-
-/**
- * Return the number of items on the list, or 0 if empty.
- * @returns {number}
- */
-Denque.prototype.size = function size() {
-  if (this._head === this._tail) return 0;
-  if (this._head < this._tail) return this._tail - this._head;
-  else return this._capacityMask + 1 - (this._head - this._tail);
-};
-
-/**
- * Add an item at the beginning of the list.
- * @param item
- */
-Denque.prototype.unshift = function unshift(item) {
-  if (item === undefined) return this.size();
-  var len = this._list.length;
-  this._head = (this._head - 1 + len) & this._capacityMask;
-  this._list[this._head] = item;
-  if (this._tail === this._head) this._growArray();
-  if (this._head < this._tail) return this._tail - this._head;
-  else return this._capacityMask + 1 - (this._head - this._tail);
-};
-
-/**
- * Remove and return the first item on the list,
- * Returns undefined if the list is empty.
- * @returns {*}
- */
-Denque.prototype.shift = function shift() {
-  var head = this._head;
-  if (head === this._tail) return undefined;
-  var item = this._list[head];
-  this._list[head] = undefined;
-  this._head = (head + 1) & this._capacityMask;
-  if (head < 2 && this._tail > 10000 && this._tail <= this._list.length >>> 2) this._shrinkArray();
-  return item;
-};
-
-/**
- * Add an item to the bottom of the list.
- * @param item
- */
-Denque.prototype.push = function push(item) {
-  if (item === undefined) return this.size();
-  var tail = this._tail;
-  this._list[tail] = item;
-  this._tail = (tail + 1) & this._capacityMask;
-  if (this._tail === this._head) {
-    this._growArray();
-  }
-
-  if (this._head < this._tail) return this._tail - this._head;
-  else return this._capacityMask + 1 - (this._head - this._tail);
-};
-
-/**
- * Remove and return the last item on the list.
- * Returns undefined if the list is empty.
- * @returns {*}
- */
-Denque.prototype.pop = function pop() {
-  var tail = this._tail;
-  if (tail === this._head) return undefined;
-  var len = this._list.length;
-  this._tail = (tail - 1 + len) & this._capacityMask;
-  var item = this._list[this._tail];
-  this._list[this._tail] = undefined;
-  if (this._head < 2 && tail > 10000 && tail <= len >>> 2) this._shrinkArray();
-  return item;
-};
-
-/**
- * Remove and return the item at the specified index from the list.
- * Returns undefined if the list is empty.
- * @param index
- * @returns {*}
- */
-Denque.prototype.removeOne = function removeOne(index) {
-  var i = index;
-  // expect a number or return undefined
-  if ((i !== (i | 0))) {
-    return void 0;
-  }
-  if (this._head === this._tail) return void 0;
-  var size = this.size();
-  var len = this._list.length;
-  if (i >= size || i < -size) return void 0;
-  if (i < 0) i += size;
-  i = (this._head + i) & this._capacityMask;
-  var item = this._list[i];
-  var k;
-  if (index < size / 2) {
-    for (k = index; k > 0; k--) {
-      this._list[i] = this._list[i = (i - 1 + len) & this._capacityMask];
-    }
-    this._list[i] = void 0;
-    this._head = (this._head + 1 + len) & this._capacityMask;
-  } else {
-    for (k = size - 1 - index; k > 0; k--) {
-      this._list[i] = this._list[i = ( i + 1 + len) & this._capacityMask];
-    }
-    this._list[i] = void 0;
-    this._tail = (this._tail - 1 + len) & this._capacityMask;
-  }
-  return item;
-};
-
-/**
- * Remove number of items from the specified index from the list.
- * Returns array of removed items.
- * Returns undefined if the list is empty.
- * @param index
- * @param count
- * @returns {array}
- */
-Denque.prototype.remove = function remove(index, count) {
-  var i = index;
-  var removed;
-  var del_count = count;
-  // expect a number or return undefined
-  if ((i !== (i | 0))) {
-    return void 0;
-  }
-  if (this._head === this._tail) return void 0;
-  var size = this.size();
-  var len = this._list.length;
-  if (i >= size || i < -size || count < 1) return void 0;
-  if (i < 0) i += size;
-  if (count === 1 || !count) {
-    removed = new Array(1);
-    removed[0] = this.removeOne(i);
-    return removed;
-  }
-  if (i === 0 && i + count >= size) {
-    removed = this.toArray();
-    this.clear();
-    return removed;
-  }
-  if (i + count > size) count = size - i;
-  var k;
-  removed = new Array(count);
-  for (k = 0; k < count; k++) {
-    removed[k] = this._list[(this._head + i + k) & this._capacityMask];
-  }
-  i = (this._head + i) & this._capacityMask;
-  if (index + count === size) {
-    this._tail = (this._tail - count + len) & this._capacityMask;
-    for (k = count; k > 0; k--) {
-      this._list[i = (i + 1 + len) & this._capacityMask] = void 0;
-    }
-    return removed;
-  }
-  if (index === 0) {
-    this._head = (this._head + count + len) & this._capacityMask;
-    for (k = count - 1; k > 0; k--) {
-      this._list[i = (i + 1 + len) & this._capacityMask] = void 0;
-    }
-    return removed;
-  }
-  if (i < size / 2) {
-    this._head = (this._head + index + count + len) & this._capacityMask;
-    for (k = index; k > 0; k--) {
-      this.unshift(this._list[i = (i - 1 + len) & this._capacityMask]);
-    }
-    i = (this._head - 1 + len) & this._capacityMask;
-    while (del_count > 0) {
-      this._list[i = (i - 1 + len) & this._capacityMask] = void 0;
-      del_count--;
-    }
-    if (index < 0) this._tail = i;
-  } else {
-    this._tail = i;
-    i = (i + count + len) & this._capacityMask;
-    for (k = size - (count + index); k > 0; k--) {
-      this.push(this._list[i++]);
-    }
-    i = this._tail;
-    while (del_count > 0) {
-      this._list[i = (i + 1 + len) & this._capacityMask] = void 0;
-      del_count--;
-    }
-  }
-  if (this._head < 2 && this._tail > 10000 && this._tail <= len >>> 2) this._shrinkArray();
-  return removed;
-};
-
-/**
- * Native splice implementation.
- * Remove number of items from the specified index from the list and/or add new elements.
- * Returns array of removed items or empty array if count == 0.
- * Returns undefined if the list is empty.
- *
- * @param index
- * @param count
- * @param {...*} [elements]
- * @returns {array}
- */
-Denque.prototype.splice = function splice(index, count) {
-  var i = index;
-  // expect a number or return undefined
-  if ((i !== (i | 0))) {
-    return void 0;
-  }
-  var size = this.size();
-  if (i < 0) i += size;
-  if (i > size) return void 0;
-  if (arguments.length > 2) {
-    var k;
-    var temp;
-    var removed;
-    var arg_len = arguments.length;
-    var len = this._list.length;
-    var arguments_index = 2;
-    if (!size || i < size / 2) {
-      temp = new Array(i);
-      for (k = 0; k < i; k++) {
-        temp[k] = this._list[(this._head + k) & this._capacityMask];
-      }
-      if (count === 0) {
-        removed = [];
-        if (i > 0) {
-          this._head = (this._head + i + len) & this._capacityMask;
-        }
-      } else {
-        removed = this.remove(i, count);
-        this._head = (this._head + i + len) & this._capacityMask;
-      }
-      while (arg_len > arguments_index) {
-        this.unshift(arguments[--arg_len]);
-      }
-      for (k = i; k > 0; k--) {
-        this.unshift(temp[k - 1]);
-      }
-    } else {
-      temp = new Array(size - (i + count));
-      var leng = temp.length;
-      for (k = 0; k < leng; k++) {
-        temp[k] = this._list[(this._head + i + count + k) & this._capacityMask];
-      }
-      if (count === 0) {
-        removed = [];
-        if (i != size) {
-          this._tail = (this._head + i + len) & this._capacityMask;
-        }
-      } else {
-        removed = this.remove(i, count);
-        this._tail = (this._tail - leng + len) & this._capacityMask;
-      }
-      while (arguments_index < arg_len) {
-        this.push(arguments[arguments_index++]);
-      }
-      for (k = 0; k < leng; k++) {
-        this.push(temp[k]);
-      }
-    }
-    return removed;
-  } else {
-    return this.remove(i, count);
-  }
-};
-
-/**
- * Soft clear - does not reset capacity.
- */
-Denque.prototype.clear = function clear() {
-  this._head = 0;
-  this._tail = 0;
-};
-
-/**
- * Returns true or false whether the list is empty.
- * @returns {boolean}
- */
-Denque.prototype.isEmpty = function isEmpty() {
-  return this._head === this._tail;
-};
-
-/**
- * Returns an array of all queue items.
- * @returns {Array}
- */
-Denque.prototype.toArray = function toArray() {
-  return this._copyArray(false);
-};
-
-/**
- * -------------
- *   INTERNALS
- * -------------
- */
-
-/**
- * Fills the queue with items from an array
- * For use in the constructor
- * @param array
- * @private
- */
-Denque.prototype._fromArray = function _fromArray(array) {
-  for (var i = 0; i < array.length; i++) this.push(array[i]);
-};
-
-/**
- *
- * @param fullCopy
- * @returns {Array}
- * @private
- */
-Denque.prototype._copyArray = function _copyArray(fullCopy) {
-  var newArray = [];
-  var list = this._list;
-  var len = list.length;
-  var i;
-  if (fullCopy || this._head > this._tail) {
-    for (i = this._head; i < len; i++) newArray.push(list[i]);
-    for (i = 0; i < this._tail; i++) newArray.push(list[i]);
-  } else {
-    for (i = this._head; i < this._tail; i++) newArray.push(list[i]);
-  }
-  return newArray;
-};
-
-/**
- * Grows the internal list array.
- * @private
- */
-Denque.prototype._growArray = function _growArray() {
-  if (this._head) {
-    // copy existing data, head to end, then beginning to tail.
-    this._list = this._copyArray(true);
-    this._head = 0;
-  }
-
-  // head is at 0 and array is now full, safe to extend
-  this._tail = this._list.length;
-
-  this._list.length *= 2;
-  this._capacityMask = (this._capacityMask << 1) | 1;
-};
-
-/**
- * Shrinks the internal list array.
- * @private
- */
-Denque.prototype._shrinkArray = function _shrinkArray() {
-  this._list.length >>>= 1;
-  this._capacityMask >>>= 1;
-};
-
-
-module.exports = Denque;
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