class ClassWork01 {

    Integer methodOne(String parOne) {
        println "ClassWork"
    }
}
ClassWork01 clsTest = new ClassWork01()
clsTest.methodOne parOne: 01

Caught: groovy.lang.MissingMethodException: No signature of method: ClassWork01.methodOne() is applicable for argument t
ypes: (java.util.LinkedHashMap) values: [[parOne:1]]
Possible solutions: methodOne(java.lang.String)
groovy.lang.MissingMethodException: No signature of method: ClassWork01.methodOne() is applicable for argument types: (j
ava.util.LinkedHashMap) values: [[parOne:1]]
Possible solutions: methodOne(java.lang.String)
        at ClassSampleForForum.run(ClassSampleForForum.groovy:8)

class Book01 {
    String title = "testTitle"
    String author = "TestAuthor"
    Integer pages = 0
/*    Book01(String pTitle) {
        this.title = pTitle
    }*/
}
Book01 book1 = new Book01(title: "title01", author: "author01", pages: 1)
Book01 book2 = new Book01(pages: 2, author: "author02",
        title: "title02")
Book01 book3 = new Book01(title: "title03") // работает
Book01 book4 = new Book01()
//Book01 bookN = new Book01(pTitle: "New") Не работает
println book4.pages

public class Book extends groovy.lang.Script {
  public static transient boolean __$stMC;
  public Book();
  public Book(groovy.lang.Binding);
  public static void main(java.lang.String...);
  public java.lang.Object run();
  protected groovy.lang.MetaClass $getStaticMetaClass();
}