Safe.Plus

callerFile

callerLine

callerLocation

safeDigitToInt

safeRead

readNoteVerbose

safeFromJust

safeFromJustNote

safeHead

safeTail

safeInit

safeLast

safeMaximum

safeMinimum

safeHeadNote

safeFromRight

fromRightNote

safeFromLeft

fromLeftNote

safeAtArray

atArrayNote

safeAt

safeError

safeFail

safeUndef