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node_modules/babelon/index.js 1.5 KB
ce4c83ff   wxy   初始提交
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  'use strict';
  const fs = require('fs');
  const vm = require('vm');
  const util = require('util');
  
  
  let babelon = {};
  
  babelon.compile = function(tmpl) {
    let trans = require("babel-core").transform(`var __babelon_object__ = ${tmpl};`, {
      plugins: [
        // "syntax-object-rest-spread",
        // "transform-object-rest-spread",
        // "transform-es2015-arrow-functions",
        // "transform-es2015-shorthand-properties",
        // "transform-es2015-spread",
        // "transform-es2015-template-literals",
        // "transform-strict-mode"
        require("babel-plugin-syntax-object-rest-spread"),
        require("babel-plugin-transform-object-rest-spread"),
        require("babel-plugin-transform-es2015-arrow-functions"),
        require("babel-plugin-transform-es2015-shorthand-properties"),
        require("babel-plugin-transform-es2015-spread"),
        require("babel-plugin-transform-es2015-template-literals"),
        require("babel-plugin-transform-strict-mode")
      ]
    });
    let script = new vm.Script(trans.code);
    return (locals) => {
      if (locals == null) { locals = {}; }
      let context = new vm.createContext(locals);
      script.runInContext(context);
      return locals.__babelon_object__;
    }
  }
  
  babelon.compileFile = function(filename) {
    let code = fs.readFileSync(filename);
    return babelon.compile(code);
  }
  
  babelon.eval = function(tmpl, locals) {
    return babelon.compile(tmpl)(locals);
  }
  
  babelon.evalFile = function(filename, locals) {
    return babelon.compileFile(filename)(locals);
  }
  
  module.exports = babelon;