From 4dfffa52ccfaca98e85724dbf2c5f8a4e6bf5ea2 Mon Sep 17 00:00:00 2001
From: Dusty Phillips <dusty@phillips.codes>
Date: Tue, 27 Aug 2024 13:16:27 -0300
Subject: [PATCH] Support files in nested folders

---
 src/compiler/program.gleam | 3 ++-
 src/output.gleam           | 4 +++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/compiler/program.gleam b/src/compiler/program.gleam
index d746a62..5d8489c 100644
--- a/src/compiler/program.gleam
+++ b/src/compiler/program.gleam
@@ -13,6 +13,7 @@ import gleam/list
 import gleam/option
 import gleam/result
 import gleam/set
+import gleam/string
 import simplifile
 
 pub type GleamProgram {
@@ -150,7 +151,7 @@ fn identify_python_external_attribute(
     glance.Attribute(
       "external",
       [glance.Variable("python"), glance.String(module), ..],
-    ) -> Ok(module <> ".py")
+    ) -> Ok(string.replace(module, ".", "/") <> ".py")
     _ -> Error(Nil)
   }
 }
diff --git a/src/output.gleam b/src/output.gleam
index 664fd02..b00522e 100644
--- a/src/output.gleam
+++ b/src/output.gleam
@@ -79,7 +79,9 @@ pub fn copy_externals(
       Ok(Nil) -> {
         let src = filepath.join(source_directory, file)
         let dst = filepath.join(build_directory, file)
-        simplifile.copy_file(src, dst)
+        let dst_dir = filepath.directory_name(dst)
+        simplifile.create_directory_all(dst_dir)
+        |> result.try(fn(__main__) { simplifile.copy_file(src, dst) })
         |> result.map_error(errors.CopyFileError(src, dst, _))
       }
       Error(error) -> Error(error)