From 0c4d288ea0f1e592fc820f1cea2b8225bba54553 Mon Sep 17 00:00:00 2001
From: David Ostrovsky <david@ostrovsky.org>
Date: Thu, 30 May 2019 15:28:49 +0200
Subject: [PATCH] Bazel: Make build tool chain forward compatible

Bazel 0.27 is going to flip incompatible Starlark flag:
--incompatible_string_join_requires_strings, see: [1] for
more details.

[1] https://github.com/bazelbuild/bazel/issues/7802

Bug: Issue 10930
Change-Id: I058ba29a006e0af665830f3408e82cef4cbb1660
---
 tools/bzl/js.bzl | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/bzl/js.bzl b/tools/bzl/js.bzl
index ee96cce1a2..d518575bac 100644
--- a/tools/bzl/js.bzl
+++ b/tools/bzl/js.bzl
@@ -59,9 +59,9 @@ npm_binary = repository_rule(
 def _run_npm_binary_str(ctx, tarball, args):
     python_bin = ctx.which("python")
     return " ".join([
-        python_bin,
-        ctx.path(ctx.attr._run_npm),
-        ctx.path(tarball),
+        str(python_bin),
+        str(ctx.path(ctx.attr._run_npm)),
+        str(ctx.path(tarball)),
     ] + args)
 
 def _bower_archive(ctx):