hoist expr

Author: vchuravy

src/wrapper_generators.jl

@@ -4,6 +4,11 @@ include("products/library_generators.jl")
 
 macro generate_wrapper_header(src_name)
     pkg_dir = dirname(dirname(String(__source__.file)))
+    if VERSION >= v"1.6"
+        artifact_expr = Expr(:macrocall, Symbol("@artifact_str"), __source__, src_name, :(host_platform))
+    else
+        artifact_expr = Expr(:macrocall, Symbol("@artifact_str"), __source__, src_name)
+    end
     return esc(quote
         function find_artifact_dir()
             # We determine at compile-time whether our JLL package has been dev'ed and overridden
@@ -12,11 +17,7 @@ macro generate_wrapper_header(src_name)
             else
                 # We explicitly use `macrocall` here so that we can manually pass the `__source__`
                 # argument, to avoid `@artifact_str` trying to lookup `Artifacts.toml` here.
-                if VERSION >= v"1.6"
-                    return $(Expr(:macrocall, Symbol("@artifact_str"), __source__, src_name, :(host_platform)))
-                else
-                    return $(Expr(:macrocall, Symbol("@artifact_str"), __source__, src_name))
-                end
+                return $(artifact_expr)
             end
         end
     end)