Update ace for fixing ace loading issue

addons/editor/ace/anchor.js

@@ -0,0 +1,242 @@
+/* ***** BEGIN LICENSE BLOCK *****
+ * Distributed under the BSD license:
+ *
+ * Copyright (c) 2010, Ajax.org B.V.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of Ajax.org B.V. nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+define(function(require, exports, module) {
+"use strict";
+
+var oop = require("./lib/oop");
+var EventEmitter = require("./lib/event_emitter").EventEmitter;
+
+/**
+ *
+ * Defines the floating pointer in the document. Whenever text is inserted or deleted before the cursor, the position of the cursor is updated.
+ *
+ * @class Anchor
+ **/
+
+/**
+ * Creates a new `Anchor` and associates it with a document.
+ *
+ * @param {Document} doc The document to associate with the anchor
+ * @param {Number} row The starting row position
+ * @param {Number} column The starting column position
+ *
+ * @constructor
+ **/
+
+var Anchor = exports.Anchor = function(doc, row, column) {
+    this.$onChange = this.onChange.bind(this);
+    this.attach(doc);
+
+    if (typeof column == "undefined")
+        this.setPosition(row.row, row.column);
+    else
+        this.setPosition(row, column);
+};
+
+(function() {
+
+    oop.implement(this, EventEmitter);
+
+    /**
+     * Returns an object identifying the `row` and `column` position of the current anchor.
+     * @returns {Object}
+     **/
+    this.getPosition = function() {
+        return this.$clipPositionToDocument(this.row, this.column);
+    };
+
+    /**
+     *
+     * Returns the current document.
+     * @returns {Document}
+     **/
+    this.getDocument = function() {
+        return this.document;
+    };
+
+    /**
+     * experimental: allows anchor to stick to the next on the left
+     */
+    this.$insertRight = false;
+    /**
+     * Fires whenever the anchor position changes.
+     *
+     * Both of these objects have a `row` and `column` property corresponding to the position.
+     *
+     * Events that can trigger this function include [[Anchor.setPosition `setPosition()`]].
+     *
+     * @event change
+     * @param {Object} e  An object containing information about the anchor position. It has two properties:
+     *  - `old`: An object describing the old Anchor position
+     *  - `value`: An object describing the new Anchor position
+     *
+     **/
+    this.onChange = function(e) {
+        var delta = e.data;
+        var range = delta.range;
+
+        if (range.start.row == range.end.row && range.start.row != this.row)
+            return;
+
+        if (range.start.row > this.row)
+            return;
+
+        if (range.start.row == this.row && range.start.column > this.column)
+            return;
+
+        var row = this.row;
+        var column = this.column;
+        var start = range.start;
+        var end = range.end;
+
+        if (delta.action === "insertText") {
+            if (start.row === row && start.column <= column) {
+                if (start.column === column && this.$insertRight) {
+                    // do nothing
+                } else if (start.row === end.row) {
+                    column += end.column - start.column;
+                } else {
+                    column -= start.column;
+                    row += end.row - start.row;
+                }
+            } else if (start.row !== end.row && start.row < row) {
+                row += end.row - start.row;
+            }
+        } else if (delta.action === "insertLines") {
+            if (start.row <= row) {
+                row += end.row - start.row;
+            }
+        } else if (delta.action === "removeText") {
+            if (start.row === row && start.column < column) {
+                if (end.column >= column)
+                    column = start.column;
+                else
+                    column = Math.max(0, column - (end.column - start.column));
+
+            } else if (start.row !== end.row && start.row < row) {
+                if (end.row === row)
+                    column = Math.max(0, column - end.column) + start.column;
+                row -= (end.row - start.row);
+            } else if (end.row === row) {
+                row -= end.row - start.row;
+                column = Math.max(0, column - end.column) + start.column;
+            }
+        } else if (delta.action == "removeLines") {
+            if (start.row <= row) {
+                if (end.row <= row)
+                    row -= end.row - start.row;
+                else {
+                    row = start.row;
+                    column = 0;
+                }
+            }
+        }
+
+        this.setPosition(row, column, true);
+    };
+
+    /**
+     * Sets the anchor position to the specified row and column. If `noClip` is `true`, the position is not clipped.
+     * @param {Number} row The row index to move the anchor to
+     * @param {Number} column The column index to move the anchor to
+     * @param {Boolean} noClip Identifies if you want the position to be clipped
+     *
+     **/
+    this.setPosition = function(row, column, noClip) {
+        var pos;
+        if (noClip) {
+            pos = {
+                row: row,
+                column: column
+            };
+        } else {
+            pos = this.$clipPositionToDocument(row, column);
+        }
+
+        if (this.row == pos.row && this.column == pos.column)
+            return;
+
+        var old = {
+            row: this.row,
+            column: this.column
+        };
+
+        this.row = pos.row;
+        this.column = pos.column;
+        this._emit("change", {
+            old: old,
+            value: pos
+        });
+    };
+
+    /**
+     * When called, the `'change'` event listener is removed.
+     *
+     **/
+    this.detach = function() {
+        this.document.removeEventListener("change", this.$onChange);
+    };
+    this.attach = function(doc) {
+        this.document = doc || this.document;
+        this.document.on("change", this.$onChange);
+    };
+
+    /**
+     * Clips the anchor position to the specified row and column.
+     * @param {Number} row The row index to clip the anchor to
+     * @param {Number} column The column index to clip the anchor to
+     *
+     **/
+    this.$clipPositionToDocument = function(row, column) {
+        var pos = {};
+
+        if (row >= this.document.getLength()) {
+            pos.row = Math.max(0, this.document.getLength() - 1);
+            pos.column = this.document.getLine(pos.row).length;
+        }
+        else if (row < 0) {
+            pos.row = 0;
+            pos.column = 0;
+        }
+        else {
+            pos.row = row;
+            pos.column = Math.min(this.document.getLine(pos.row).length, Math.max(0, column));
+        }
+
+        if (column < 0)
+            pos.column = 0;
+
+        return pos;
+    };
+
+}).call(Anchor.prototype);
+
+});