Merge pull request #196 from rabbitmq/handle-appup-by-default

Handle .appup by default

Author: HoloRin

erlang_app.bzl

@@ -1,3 +1,4 @@
+load("@bazel_skylib//rules:copy_file.bzl", "copy_file")
 load(":app_file.bzl", "app_file")
 load(":erlang_bytecode.bzl", "erlang_bytecode")
 load(
@@ -144,6 +145,21 @@ def _erlang_app(
     else:
         app = "ebin/{}.app".format(app_name)
 
+    if len(native.glob(["ebin/{}.appup".format(app_name)])) > 0:
+        appup = "ebin/{}.appup".format(app_name)
+    elif len(native.glob(["src/{}.appup".format(app_name)])) > 0:
+        if not test:
+            copy_file(
+                name = "appup",
+                src = "src/{}.appup".format(app_name),
+                out = "ebin/{}.appup".format(app_name)
+            )
+        appup = ":appup"
+    else:
+        appup = None
+
+    beam_files += [appup] if appup != None else []
+
     if priv == None:
         priv = native.glob(
             ["priv/**/*"],

gazelle/erlang_app_builder.go

@@ -96,7 +96,6 @@ func (builder *ErlangAppBuilder) AddFile(f string, genfile bool) {
 				IsGenFile: genfile,
 			})
 		}
-		// TODO: handle .appup files
 	} else if strings.HasPrefix(f, "src/") {
 		if strings.HasSuffix(f, ".erl") {
 			builder.Srcs.Add(&ErlangAppFile{