declare namespace Ext {
    export namespace app {
        export namespace bind {
            export interface ParserConfig {
                constants?: object;
                infix?: object;
                infixRight?: object;
                prefix?: object;
                symbols?: object;
                token?: Ext.parse.Symbol;
                tokenizer?: object | Ext.parse.Tokenizer;
            }

            export class Parser extends Ext.parse.Parser  {
                public compileExpression(tokens?: [], tokensMaps?: object): CallableFunction;
                public compileFormat(): CallableFunction;
            }
        }
    }
}