nicer code

Author: penelopeysm

src/pobserve_macro.jl

@@ -64,12 +64,12 @@ function process_tilde_statements(expr::Expr)
             # TODO: We should probably perform some checks to make sure that this
             # indeed was meant to be an observe statement.
             @gensym left
-            e = [
-                :($left = $(esc(lhs))),
-                :($loglike += $(Distributions.logpdf)($(esc(rhs)), $left)),
-            ]
-            is_last && push!(e, :(($left, $loglike)))
-            e
+            e = quote
+                $left = $(esc(lhs))
+                $loglike += $(Distributions.logpdf)($(esc(rhs)), $left)
+            end
+            is_last && push!(e.args, :(($left, $loglike)))
+            e.args
         elseif @capture(stmt, lhs_ .~ rhs_)
             @gensym val
             e = [