\input regression-test.tex
\documentclass{article}
\usepackage[mode=script]{osglecture-modes}
\DeclareLectureMode{reading}
\DeclareLectureModeParents{reading}{article,print}
\DeclareLectureModeAlias{reader}{reading}
\AddLectureModes{reader}
\FinalizeLectureModes
\begin{document}
\START
\IfLectureModeTF{script}{\TYPE{SCRIPT YES}}{\TYPE{SCRIPT NO}}
\IfLectureModeTF{article}{\TYPE{ARTICLE YES}}{\TYPE{ARTICLE NO}}
\IfLectureModeTF{print}{\TYPE{PRINT YES}}{\TYPE{PRINT NO}}
\IfLectureModeTF{presentation}{\TYPE{PRESENTATION YES}}{\TYPE{PRESENTATION NO}}
\IfLectureModeTF{reader}{\TYPE{READER YES}}{\TYPE{READER NO}}
\IfLectureModeTF{script,reading}{\TYPE{OR YES}}{\TYPE{OR NO}}
\IfLectureModeTF{presentation||script}{\TYPE{PIPEOR YES}}{\TYPE{PIPEOR NO}}
\IfLectureModeTF{presentation||beamer}{\TYPE{PIPEOR NONE YES}}{\TYPE{PIPEOR NONE NO}}
\lecturemode<article>{\TYPE{INLINE ARTICLE}}
\lecturemode<presentation||script>{\TYPE{INLINE OR}}
\mode<script>{\TYPE{INLINE MODE}}
\END
\end{document}