Dump AST transformations

Foo.groovy

import groovy.transform.ASTTest
import groovy.transform.CompileStatic
import groovy.transform.Immutable
import org.codehaus.groovy.ast.ClassNode
import org.codehaus.groovy.control.CompilePhase

@ASTTest(phase=CompilePhase.INSTRUCTION_SELECTION,value={
    ClassNode cn = node
    def config = cn.compileUnit.config
    def cu = cn.compileUnit.classLoader.createCompilationUnit(config, null)
    System.err.println "Global AST xforms: ${cu.getASTTransformationsContext().globalTransformNames}"
    CompilePhase.values().each {
        def transforms = cn.getTransforms(it)
        if (transforms) {
            System.err.println "Ast xforms for phase $it:"
            transforms.each { map ->
                System.err.println(map)
            }
        }
    }
})
@CompileStatic
@Immutable
class Foo {
}

Example of output:

Global AST xforms: [groovy.grape.GrabAnnotationTransformation, org.codehaus.groovy.ast.builder.AstBuilderTransformation]
Ast xforms for phase SEMANTIC_ANALYSIS:
class org.codehaus.groovy.transform.ASTTestTransformation=[org.codehaus.groovy.ast.AnnotationNode@4520ebad]
Ast xforms for phase CANONICALIZATION:
class org.codehaus.groovy.transform.ImmutableASTTransformation=[org.codehaus.groovy.ast.AnnotationNode@20e2cbe0]
Ast xforms for phase INSTRUCTION_SELECTION:
class org.codehaus.groovy.transform.sc.StaticCompileTransformation=[org.codehaus.groovy.ast.AnnotationNode@1753acfe]