This appears to be a Java problem, not a Groovy problem, and possibly an OpenJDK issue. I’ve only been able to test this further on my Mac laptop as I cannot install different versions of Java. Java 8 works as expected I’ve tried Java 10, 11, 17, 18 and 19 and all appear to exhibit this behavior
From: Nelson, Erick <erick.nel...@hdsupply.com> Date: Tuesday, March 21, 2023 at 10:25 AM To: users@groovy.apache.org <users@groovy.apache.org> Subject: Extra linefeeds with groovy.xml.XmlUtil.serialize I get extra line feeds on my mac when running identical code. Does anybody know why this would be? On Linux… (expected output) [tauser02@cfmips01ld0s work]$ groovy -v Groovy Version: 4.0.10 JVM: 1.8.0_362 Vendor: Red Hat, Inc. OS: Linux [tauser02@cfmips01ld0s work]$ cat test.groovy String xml = $/<?xml version="1.0" encoding="UTF-8"?><root><elem1 attr1="value1" attr2="value2"/><elem2 attr1="value4" attr2="value4"/></root>/$ def doc = new groovy.xml.XmlParser().parseText(xml) println groovy.xml.XmlUtil.serialize(doc) [tauser02@cfmips01ld0s work]$ groovy test.groovy <?xml version="1.0" encoding="UTF-8"?><root> <elem1 attr1="value1" attr2="value2"/> <elem2 attr1="value4" attr2="value4"/> </root> On my MAC…(note extra line feeds output) en032339@C02CJMZ8MD6M ~ % groovy -v Groovy Version: 4.0.10 JVM: 18.0.2.1 Vendor: Eclipse Adoptium OS: Mac OS X en032339@C02CJMZ8MD6M ~ % cat test.groovy String xml = $/<?xml version="1.0" encoding="UTF-8"?><root><elem1 attr1="value1" attr2="value2"/><elem2 attr1="value4" attr2="value4"/></root>/$ def doc = new groovy.xml.XmlParser().parseText(xml) println groovy.xml.XmlUtil.serialize(doc) en032339@C02CJMZ8MD6M ~ % groovy test.groovy <?xml version="1.0" encoding="UTF-8"?><root> <elem1 attr1="value1" attr2="value2"/> <elem2 attr1="value4" attr2="value4"/> </root>
