build.commands=org.eclipse.jdt.core.javabuilder
connection.arguments=
connection.gradle.distribution=GRADLE_DISTRIBUTION(WRAPPER)
connection.java.home=null
connection.jvm.arguments=
connection.project.dir=
containers=org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8/
derived.resources=.gradle,build
eclipse.preferences.version=1
natures=org.eclipse.jdt.core.javanature
project.path=\:

build.commands=org.eclipse.jdt.core.javabuilder,org.eclipse.xtext.ui.shared.xtextBuilder
connection.arguments=
connection.gradle.distribution=GRADLE_DISTRIBUTION(WRAPPER)
connection.java.home=null
connection.jvm.arguments=
connection.project.dir=
containers=org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8/
derived.resources=.gradle,build
eclipse.preferences.version=1
natures=org.eclipse.jdt.core.javanature,org.eclipse.xtext.ui.shared.xtextNature
project.path=\:

Enable Xtend builder in eclipse
Enable Xtend builder in eclipse