@with_signature: only need one LineNumberNode per @accepts, @returns unpacking...

@with_signature: only need one LineNumberNode per @accepts, @returns unpacking block (!100)

* @with_signature: only need one LineNumberNode per @accepts, @returns unpacking block

src/with_signature.jl

@@ -356,9 +356,9 @@ function make_with_signature_methods(expr, options=(;))
     push!(prefix_acc_vars, isnothing(opts[:prefix]) ? vars : Symbol.(opts[:prefix],:_,vars))
     push!(bdry_acc, fill(opts[:bdry], length(vars)))
     gens = Symbol[]
+    push!(unpack_acc, lno)
     for v in vars
       gv = gensym(v)
-      push!(unpack_acc, lno)
       push!(unpack_acc, :($gv = $acc[$n]))
       push!(gens, gv)
       n += 1
@@ -378,9 +378,9 @@ function make_with_signature_methods(expr, options=(;))
     push!(prefix_ret_vars, isnothing(opts[:prefix]) ? vars : Symbol.(opts[:prefix],:_,vars))
     push!(bdry_ret, fill(opts[:bdry], length(vars)))
     gens = Symbol[]
+    push!(unpack_ret, lno)
     for v in vars
       gv = gensym(v)
-      push!(unpack_ret, lno)
       push!(unpack_ret, :($gv = $ret[$n]))
       push!(gens, gv)
       n += 1