Tools/Generator/Generators/Migration/MigrationGenerator.boo

   1 import System.IO
   2
   3 class MigrationGenerator(NamedGeneratorBase):
   4         def Run():
   5                 MkDir(MigrationsBasePath)
   6                 sVersion = string.Format("{0:000}", Version)
   7
   8                 Process('Migration.cs', "${MigrationsBasePath}/${sVersion}_${ClassName}.cs")
   9
  10         def Help():
  11                 return 'Generates a migration'
  12
  13         Version as int:
  14                 get:
  15                         return LastVersion+1
  16
  17         LastVersion as int:
  18                 get:
  19                         return 1 unless Directory.Exists("${MigrationsBasePath}")
  20                         max = 0
  21                         for file in Directory.GetFiles("${MigrationsBasePath}"):
  22                                 info = FileInfo(file)
  23                                 if info.Name.Substring(3, 1) == '_':
  24                                         v = int.Parse(info.Name.Substring(0, 3))
  25                                         max = v if v > max
  26                         return max
  27
  28         Namespace:
  29                 get:
  30                         return MigrationsNamespace