How does Julia merge several exprs to one expr?

[albheim]

Pretty much the same as the answer, but maybe it can add something

Can I concatenate expressions in macro?

You could look at how a block of expressions is normally represented and try to rebuild that. For example julia> a = quote a = 1+1 b = a + 4 end quote #= REPL[16]:2 =# a = 1 + 1 #= REPL[16]:3 =# b = a + 4 end julia> dump(a) Expr head: Symbol block args: Array{Any}((6,)) 1: LineNumberNode line: Int64 2 file: Symbol REPL[16] 2: Expr head: Symbol = args: Array{Any}((2,)) 1: Symbol a 2: Expr head: Sy…