Fix gazelle not updating deps

gazelle/bzl/gazelle.go

@@ -203,6 +203,7 @@ var kinds = map[string]rule.KindInfo{
 	"bzl_library": {
 		NonEmptyAttrs:  map[string]bool{"srcs": true, "deps": true},
 		MergeableAttrs: map[string]bool{"srcs": true},
+		ResolveAttrs:   map[string]bool{"deps": true},
 	},
 }
 

gazelle/bzl/testdata/merge_deps/BUILD.in

@@ -0,0 +1,20 @@
+load("@bazel_skylib//:bzl_library.bzl", "bzl_library")
+
+bzl_library(
+    name = "bar",
+    srcs = ["bar.bzl"],
+    visibility = ["//visibility:public"],
+)
+
+bzl_library(
+    name = "baz",
+    srcs = ["baz.bzl"],
+    visibility = ["//visibility:public"],
+)
+
+bzl_library(
+    name = "foo",
+    srcs = ["foo.bzl"],
+    visibility = ["//visibility:public"],
+    deps = [":bar"],
+)

gazelle/bzl/testdata/merge_deps/BUILD.out

@@ -0,0 +1,23 @@
+load("@bazel_skylib//:bzl_library.bzl", "bzl_library")
+
+bzl_library(
+    name = "bar",
+    srcs = ["bar.bzl"],
+    visibility = ["//visibility:public"],
+)
+
+bzl_library(
+    name = "baz",
+    srcs = ["baz.bzl"],
+    visibility = ["//visibility:public"],
+)
+
+bzl_library(
+    name = "foo",
+    srcs = ["foo.bzl"],
+    visibility = ["//visibility:public"],
+    deps = [
+        ":bar",
+        ":baz",
+    ],
+)

gazelle/bzl/testdata/merge_deps/bar.bzl

@@ -0,0 +1,4 @@
+"""Doc string"""
+
+def bar():
+    pass

gazelle/bzl/testdata/merge_deps/baz.bzl

@@ -0,0 +1,4 @@
+"""Doc string"""
+
+def baz():
+    pass

gazelle/bzl/testdata/merge_deps/foo.bzl

@@ -0,0 +1,7 @@
+"""Have deps on both"""
+
+load("//:bar.bzl", "bar")
+load("//:baz.bzl", "baz")
+
+bar()
+baz()