>> findLineNum doesn't quite do what I want - it works on the text of the >> srcref, not on the parse tree. > > It searches through the parse tree for the smallest source ref that contains > a given line. So for example, > > if(condition) { > blah > blah > blah > } > > is a single statement, and there will be a srcref stored in its container > that goes from line N to line N+4. But it also contains the compound > statement > > { > blah > blah > blah > } > > and there will be srcrefs attached to that for each of the statements in it. > (I forget right now whether there are 3 or 4 statements there: R treats > braces in a funny way, and I'd have to look at an example to check.) Each > of the "blah"'s will get a srcref spanning one line, and it will be stored > in the container.
I'm clearly missing something obvious because I don't see how to access these lower-level srcrefs. Would you mind providing a small example? Thanks! Hadley -- Assistant Professor / Dobelman Family Junior Chair Department of Statistics / Rice University http://had.co.nz/ ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel