acorn-es7

ES7 support for Acorn. It works with node.js and plain browser:

** decorators:
** works with acorn and acorn loose parser.
** provides a walk
** async/await
** see acorn-es7-plugin

Usage

See sample.js:

``javascript
// Require acorn as usual
var acorn = require("acorn");
// Add the es7-plugin
require('./acorn-es7')(acorn) ;

var code = "@Component()\n class AppComponent{}";
var ast = acorn.parse(code,{
// Specify use of the plugin
plugins:{es7:true},
// Specify the ecmaVersion
ecmaVersion:7
}) ;
// Show the AST
console.log(JSON.stringify(ast, null, 1)) ;
`

`javascript
@Component()
class AppComponent{}
`

`json
{
"type": "Program",
"start": 0,
"end": 34,
"body": [
{
"type": "ClassDeclaration",
"start": 0,
"end": 34,
"id": {
"type": "Identifier",
"start": 20,
"end": 32,
"name": "AppComponent"
},
"superClass": null,
"body": {
"type": "ClassBody",
"start": 32,
"end": 34,
"body": []
},
"decorators": [
{
"type": "Decorator",
"start": 0,
"end": 12,
"expression": {
"type": "CallExpression",
"start": 1,
"end": 12,
"callee": {
"type": "Identifier",
"start": 1,
"end": 10,
"name": "Component"
},
"arguments": []
}
}
]
}
],
"sourceType": "script"
}
``