pars line form base node base node comma separ list node note stereotyp support inherit doc pars object model element text strip trail semi colon text trim length length substr length base token token index substr index trim base substr index trim token token base list object classifi arrai list object object ns model facad namespac model element ns token element base token token object cl model facad lookup ns base trim cl classifi add cl model common behavior helper set classifi model element classifi model core helper set model element 