gistfile1.txt

class one {
    $x = 1

    two{"x": }
}

define two {
    notice("notice: '${x}'")
    notice(inline_template("inline template: '<%= @x %>'"))
}

include one

gistfile2.txt

Notice: Scope(Two[x]): notice: ''
Notice: Scope(Two[x]): inline template: '1'
Notice: Compiled catalog for devco.net in environment production in 0.12 seconds
Notice: Finished catalog run in 0.02 seconds

gistfile3.txt

$ puppet apply test.pp --parser=future
Notice: Scope(Two[x]): notice: ''
Notice: Scope(Two[x]): inline template: ''
Notice: Compiled catalog for devco.net in environment production in 0.83 seconds
Notice: Finished catalog run in 0.02 seconds