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static/lib/Highcharts-10.2.1/es-modules/Data/Parsers/DataParser.js

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+/* *
+ *
+ *  (c) 2020-2022 Highsoft AS
+ *
+ *  License: www.highcharts.com/license
+ *
+ *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
+ *
+ *  Authors:
+ *  - Sophie Bremer
+ *  - Sebastian Bochan
+ *  - Gøran Slettemark
+ *
+ * */
+'use strict';
+import DataTable from '../DataTable.js';
+import U from '../../Core/Utilities.js';
+var addEvent = U.addEvent, fireEvent = U.fireEvent, uniqueKey = U.uniqueKey;
+/* *
+ *
+ *  Class
+ *
+ * */
+/**
+ * Abstract class providing an interface and basic methods for a DataParser
+ *
+ * @private
+ */
+var DataParser = /** @class */ (function () {
+    function DataParser() {
+    }
+    /* *
+     *
+     *  Static Functions
+     *
+     * */
+    /**
+     * Converts an array of columns to a table instance. Second dimension of the
+     * array are the row cells.
+     *
+     * @param {Array<DataTable.Column>} [columns]
+     * Array to convert.
+     *
+     * @param {Array<string>} [headers]
+     * Column names to use.
+     *
+     * @return {DataTable}
+     * Table instance from the arrays.
+     */
+    DataParser.getTableFromColumns = function (columns, headers) {
+        if (columns === void 0) { columns = []; }
+        if (headers === void 0) { headers = []; }
+        var table = new DataTable();
+        for (var i = 0, iEnd = Math.max(headers.length, columns.length); i < iEnd; ++i) {
+            table.setColumn(headers[i] || "".concat(i), columns[i]);
+        }
+        return table;
+    };
+    /**
+     * Emits an event on the DataParser instance.
+     *
+     * @param {DataParser.Event} [e]
+     * Event object containing additional event data
+     */
+    DataParser.prototype.emit = function (e) {
+        fireEvent(this, e.type, e);
+    };
+    /**
+     * Registers a callback for a specific parser event.
+     *
+     * @param {string} type
+     * Event type as a string.
+     *
+     * @param {DataEventEmitter.EventCallback} callback
+     * Function to register for an modifier callback.
+     *
+     * @return {Function}
+     * Function to unregister callback from the modifier event.
+     */
+    DataParser.prototype.on = function (type, callback) {
+        return addEvent(this, type, callback);
+    };
+    /* *
+     *
+     *  Static Properties
+     *
+     * */
+    /**
+     * Default options
+     */
+    DataParser.defaultOptions = {
+        startColumn: 0,
+        endColumn: Number.MAX_VALUE,
+        startRow: 0,
+        endRow: Number.MAX_VALUE,
+        firstRowAsNames: true,
+        switchRowsAndColumns: false
+    };
+    return DataParser;
+}());
+export default DataParser;