Generate projects in Base a grammar simple definiton

/* Entity DSL grammar. */

EntityModel:

'project name' name = ID

types*=SimpleType       // At the beginning of model we can define
                        // zero or more simple types.
entities+=Entity        // Each model has one or more entities.

;

Entity:

'entity' name=ID '{'
    properties+=Property // Each entity has one or more properties.
'}'

;

Property:

name=ID ':' type=[Type] (array=Array)?  // type is a reference to Type instance.
                            // There are two built-in simple types
                            // registered on meta-model in entity_test.py

;

Type:

SimpleType | Entity  // Type can be SimpleType or Entity

;

Array:

'[]' 

;

SimpleType:

'type' name=ID  // Define types recomended.
                //type integer
                //type string   
                //type bool
                //type time

;

// Special rule for comments. Comments start with // Comment: ///.*$/ ;

#Example

Sesiones project in file "entity.ent":

project name sesiones

entity info_basica  {
  id                :integer
  Nombres            :string[]
  Descripcion       :string
  Codigo_Abreviacion :string
  tipo_sesion       :tipo_sesion[]
}

entity tipo_sesion  {
  id                :integer
  Nombre            :string
  Descripcion       :string
  Codigo_Abreviacion :string
  Activo            :bool
  Numero_Orden       :integer
}

Usage:

Pass file in command

  python main.py entity.ent

pass file selecting folder

  python main.py