Xtend is a programming language designed as a syntactic layer over Java (and transpiles to it), it was designed specifically for code generation for the Xtext f

Xtend is a programming language designed as a syntactic layer over Java (and transpiles to it), it was designed specifically for code generation for the Xtext framework. It has its own take on multi-line interpolation-equipped strings : template expression. https://www.eclipse.org/xtend/documentation/203_xtend_expressions.html#templates https://www.eclipse.org/xtend/documentation/203_xtend_expres... It has this idea called whitespace preprocessing, it has several rules but one of them guarantees that your first 2 examples would work as you intend them to.