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Leveaging the implicit call() nmethod to do postfix conditionals (fixed) (via #groovywebconsole) Tweet this script

Leveaging the implicit call() nmethod to do postfix conditionals (fixed)

Published 8 years ago by Tim Yates with tags call dsl conditional

class Conditional {
  private fn 
  def run( fn ) {
    this.fn = fn
    this
  }
  def when( cond ) {
    if( cond ) fn()
  }
  def call(obj) { obj }
}

Conditional c = new Conditional()
c.with {
  def a = ""
  run { a = "cool" } when ( 19 > 100 )
  assert a == ""
  run { a = "cool" } when ( 19 > 1 )
  assert a == "cool"
  print a
}