Add `TRAILING_COMMA_FLAG` to distinguish `(a,b)` vs `(a,b,)`#521

c42f merged 1 commit intomainJuliaLang/JuliaSyntax.jl:mainfrom

caf/trailing-comman-flagJuliaLang/JuliaSyntax.jl:caf/trailing-comman-flagCopy head branch name to clipboard