chore: rename all JS files to TS files (#6297)

core/internal_constants.ts

@@ -0,0 +1,72 @@
+/**
+ * @license
+ * Copyright 2021 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/**
+ * @fileoverview Module that provides constants for use inside Blockly. Do not
+ * use these constants outside of the core library.
+ * @package
+ */
+'use strict';
+
+/**
+ * Module that provides constants for use inside Blockly. Do not
+ * use these constants outside of the core library.
+ * @namespace Blockly.internalConstants
+ */
+goog.module('Blockly.internalConstants');
+
+const {ConnectionType} = goog.require('Blockly.ConnectionType');
+
+
+/**
+ * Number of characters to truncate a collapsed block to.
+ * @alias Blockly.internalConstants.COLLAPSE_CHARS
+ */
+const COLLAPSE_CHARS = 30;
+exports.COLLAPSE_CHARS = COLLAPSE_CHARS;
+
+/**
+ * When dragging a block out of a stack, split the stack in two (true), or drag
+ * out the block healing the stack (false).
+ * @alias Blockly.internalConstants.DRAG_STACK
+ */
+const DRAG_STACK = true;
+exports.DRAG_STACK = DRAG_STACK;
+
+/**
+ * Lookup table for determining the opposite type of a connection.
+ * @const
+ * @alias Blockly.internalConstants.OPPOSITE_TYPE
+ */
+const OPPOSITE_TYPE = [];
+OPPOSITE_TYPE[ConnectionType.INPUT_VALUE] = ConnectionType.OUTPUT_VALUE;
+OPPOSITE_TYPE[ConnectionType.OUTPUT_VALUE] = ConnectionType.INPUT_VALUE;
+OPPOSITE_TYPE[ConnectionType.NEXT_STATEMENT] =
+    ConnectionType.PREVIOUS_STATEMENT;
+OPPOSITE_TYPE[ConnectionType.PREVIOUS_STATEMENT] =
+    ConnectionType.NEXT_STATEMENT;
+
+exports.OPPOSITE_TYPE = OPPOSITE_TYPE;
+
+/**
+ * String for use in the dropdown created in field_variable.
+ * This string indicates that this option in the dropdown is 'Rename
+ * variable...' and if selected, should trigger the prompt to rename a variable.
+ * @const {string}
+ * @alias Blockly.internalConstants.RENAME_VARIABLE_ID
+ */
+const RENAME_VARIABLE_ID = 'RENAME_VARIABLE_ID';
+exports.RENAME_VARIABLE_ID = RENAME_VARIABLE_ID;
+
+/**
+ * String for use in the dropdown created in field_variable.
+ * This string indicates that this option in the dropdown is 'Delete the "%1"
+ * variable' and if selected, should trigger the prompt to delete a variable.
+ * @const {string}
+ * @alias Blockly.internalConstants.DELETE_VARIABLE_ID
+ */
+const DELETE_VARIABLE_ID = 'DELETE_VARIABLE_ID';
+exports.DELETE_VARIABLE_ID = DELETE_VARIABLE_ID;