Le samedi 13 juin 2015 à 14:19 -0400, Yichao Yu a écrit : > On Sat, Jun 13, 2015 at 2:02 PM, Kevin Owens <[email protected]> wrote: > > Maybe I just didn't read the documentation well enough, but when I try to > > use a unicode character as a name for a type it leads to unexpected > > behavior. I'm using Julia through Emacs and and ESS if that makes any > > difference. > > > > Here's the output from versioninfo() > > > > julia> versioninfo() > > Julia Version 0.3.9 > > Commit 31efe69 (2015-05-30 11:24 UTC) > > Platform Info: > > System: Linux (x86_64-unknown-linux-gnu) > > CPU: Intel(R) Atom(TM) CPU N570 @ 1.66GHz > > WORD_SIZE: 64 > > BLAS: libopenblas (DYNAMIC_ARCH NO_AFFINITY Atom) > > LAPACK: libopenblas > > LIBM: libm > > LLVM: libLLVM-3.3 > > > > and starting with a clean session in the REPL I see this happening: > > > > > > _ > > _ _ _(_)_ | A fresh approach to technical computing > > (_) | (_) (_) | Documentation: http://docs.julialang.org > > _ _ _| |_ __ _ | Type "help()" for help. > > | | | | | | |/ _' | | > > | | |_| | | | (_| | | Version 0.3.9 (2015-05-30 11:24 UTC) > > _/ |\__'_|_|_|\__'_| | > > |__/ | x86_64-unknown-linux-gnu > > > > WARNING: Terminal not fully functional > > julia> > > julia> type delta > > + x > > + m > > end > > > > julia> type δ > > + x > > + m > > end > > > > julia> tmp1 = delta(.05,Inf) > > delta(0.05,Inf) > > > > julia> tmp2 = δ(.05,Inf) > > (0.05,Inf) > > > > julia> typeof(tmp1) > > delta (constructor with 1 method) > > > > julia> typeof(tmp2) > > (Float64,Float64) > > > > julia> abstract Something > > > > julia> type α <: Something > > + x > > + m > > end > > ERROR: syntax: invalid type signature > > > > I would have expected that using a unicode character would have the same > > behavior. > > > > If I put an inner constructer method in the definition of δ I get an error > > > > julia> type δ > > + x > > + m > > > > + δ(x,m) = new(x,m) > > end > > ERROR: new not defined > > > > and as the error with α shows, you can't make it a subtype. > > This appears to work for 0.4-dev on Linux... > > julia> type delta > x > m > end > > julia> type δ > x > m > end > > julia> tmp1 = delta(0.05, Inf) > delta(0.05,Inf) > > julia> tmp2 = δ(0.05, Inf) > δ(0.05,Inf) > > julia> typeof(tmp1) > delta > > julia> typeof(tmp2) > δ > > julia> abstract Something > > julia> type α <: Something > x > m > end > > julia> type γ > x > m > γ(x, m) = new(x, m) > end > > julia> γ(1, 2) > γ(1,2) It also works here with 0.3.9 (from the Fedora package). Could you try outside of Emacs? Also, where does your Julia build come from?
Regards
