mframejs/src/mframejs/binding/bindingEngine.ts

simple framework

import { traverseAST, valueConvert, getBehavior } from './ast/traverseAst';
import { tokenize } from './ast/tokenize';
import { generateAST } from './ast/generateAst';
import { ITokens, IBindingContext } from '../interface/exported';

import { createBindingExpression } from './createBindingExpression';
import { setValue } from './setValue';
import { subscribeClassProperty } from './property/subscribeClassProperty';
import { unSubscribeClassProperty } from './property/unSubscribeClassProperty';
import { evaluateExpression } from './evaluateExpression';
import { subscribeClassArray } from './array/subscribeClassArray';
import { unSubscribeClassArray } from './array/unSubscribeClassArray';
import { unSubscribeClassMetaBinding } from './unSubscribeClassMetaBinding';
import { subscribeClassMetaBinding } from './subscribeClassMetaBinding';

import { Cache } from '../utils/exported';

/**
 * Common class to export all internal functions so its easier to use
 *
 */
export class BindingEngine {



    /**
     * all in one
     *
     */
    public static tokenizeParseAndTraverseAST(expression: string, context: IBindingContext) {
        let ast: any;
        if (Cache.expressionMap.has(expression)) {
            const cacheX = Cache.expressionMap.get(expression);
            ast = (<any>cacheX).ast;
        } else {
            const tokens: ITokens[] = tokenize(expression);
            ast = generateAST(tokens);
        }

        return traverseAST(ast, context);
    }

    public static printTokensAndAST(expression: string, context: IBindingContext) {
        const tokens: ITokens[] = tokenize(expression);
        const ast = generateAST(tokens);
        const result = traverseAST(ast, context);
        console.log('tokens:', tokens);
        console.log('ast:', ast);
        console.log('result:', result);
    }


    public static tokenize = tokenize;

    public static traverseAST = traverseAST;

    public static generateAST = generateAST;

    public static valueConvert = valueConvert;

    public static getBehavior = getBehavior;

    public static createBindingExpression = createBindingExpression;

    public static setValue = setValue;

    public static subscribeClassProperty = subscribeClassProperty;

    public static unSubscribeClassProperty = unSubscribeClassProperty;

    public static evaluateExpression = evaluateExpression;

    public static subscribeClassArray = subscribeClassArray;

    public static unSubscribeClassArray = unSubscribeClassArray;

    public static unSubscribeClassMetaBinding = unSubscribeClassMetaBinding;

    public static subscribeClassMetaBinding = subscribeClassMetaBinding;


}