function_evaluator
A package that evaluates a given string as function
This module is a simple way to evaluate a string content as an expression. Passing other than string to this module throws an error.
Download
It is published on node package manager (npm). To install, do:
npm i @adhikari_mithun/function_evaluator
Usage
var evaluate = require('@adhikari_mithun/function_evaluator')
var res = _evaluate(content,callback)
The following options are available:
content (String): the content to be evaluated
callback (Function) : the function to be called when the expression is evaluated or some error is thrown.
Example
var evaluate = require('@adhikari_mithun/function_evaluator')
var res = evaluate('let m = 123; exports.x = x',function(res,err){ // => res === { x: 123 } });
res = evaluate('module.exports = function () { return 123 }',function(res,err){ // => res() === 123 });
res = evaluate(13,function(res,err){ // => err === "This expression requires only string and not other" });