Hi Benjamin, Thanks for sharing your nice code, which is very useful. However I wanted to let you know that it seems it does not work correctly with LuaMetaTeX version 2020.04.30 11:10, even though it works fine with ConTeXt mkiv.
Best regards: Otared K. > On 9 May 2020, at 12:39, Benjamin Buchmuller <benjamin.buchmul...@gmail.com> > wrote: > > I know this is quite an old thread, but here is a minimal parser (\units with > an “s”) that wraps around \digits and \unit to produce an acceptable output. > > As I frequently need to write ranges (or measures of uncertainty), I find it > convenient to able to type > > \units{4.0 to 5.0 centi meter} > > than > > \digits{4.0}\,to\,\unit{5.0 centi meter}. > > Also, the parser will take care of exponents and bracket them accordingly. :D > > ranges: keyword “to”: 4.0 – 5.0 cm > SEM: keyword “se”: 4.5 ± 0.5 cm > SD: keyword “sd”: 4.5 (0.5) cm > > If no keyword is present, the default behaviour is \unit{…}. > > The code is not perfect (and the level of abstraction potentially not yet > sufficient to make it part of the phys-dim.mkiv source), but maybe helpful. > > \starttext > > \startluacode > userdata = userdata or {} > > function userdata.units(input) > > tbl = string.explode(input) > > if tbl[2] == "to" then > context.digits(tbl[1]) > context.phys_units_space() > context("--") > context.phys_units_space() > context.unit(table.concat(tbl, " ", 3)) > elseif tbl[2] == "se" then > local sx1 = string.split(tbl[1], "e") > local sx2 = string.split(tbl[3], "e") > if (sx1[2] == sx2[2]) and not (sx1[2] == nil) then > context("(") > context.digits(sx1[1]) > context.phys_units_space() > context("±") > context.phys_units_space() > context.digits(sx2[1]) > context(")") > context.digits("e" .. sx1[2]) > context.phys_units_space() > context.unit(table.concat(tbl, " ", 4)) > else > context.digits(tbl[1]) > context.phys_units_space() > context("±") > context.phys_units_space() > context.unit(table.concat(tbl, " ", 3)) > end > elseif tbl[2] == "sd" then > local sx1 = string.split(tbl[1], "e") > local sx2 = string.split(tbl[3], "e") > if (sx1[2] == sx2[2]) and not (sx1[2] == nil) then > context.digits(sx1[1]) > context.phys_units_space() > context("(") > context.digits(sx2[1]) > context(")") > context.digits("e" .. sx1[2]) > context.phys_units_space() > context.unit(table.concat(tbl, " ", 4)) > else > context.digits(tbl[1]) > context.phys_units_space() > context("(") > context.digits(tbl[3]) > context(")") > context.unit(table.concat(tbl, " ", 4)) > end > else > context.unit(table.concat(tbl, " ")) > end > > end > \stopluacode > > \def\units#1{\ctxlua{userdata.units("#1")}} > > Car 1 drives \units{4 to 5.2 kilo meter per hour}. > > Car 2 drives \units{30.1 to 40.5 kilo meter per hour}. > > Car 3 drives \units{40.= to 50.= kilo meter per hour}. > > The average speed was \units{35,000 se 5000 meter per hour}. > > The average speed was \units{35e3 se 0.5e3 meter per hour}. > > The average speed was \units{35.2e3 se 5e2 meter per hour}. > > \stoptext > > The average speed was \units{35.2 se 5e2 meter per hour}. > > The average speed was \units{_3.2 sd 5 meter per hour}. > ___________________________________________________________________________________ > If your question is of interest to others as well, please add an entry to the > Wiki! > > maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context > webpage : http://www.pragma-ade.nl / http://context.aanhet.net > archive : https://bitbucket.org/phg/context-mirror/commits/ > wiki : http://contextgarden.net > ___________________________________________________________________________________ ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : http://contextgarden.net ___________________________________________________________________________________