Ensure that data deps are usable from library vars

Author: dbanetto

examples/BUILD

@@ -120,7 +120,8 @@ jsonnet_to_json_test(
 jsonnet_library(
     name = "code_library_lib",
     srcs = ["code_library.libsonnet"],
-    deps = [":workflow"]
+    deps = [":workflow"],
+    data = [":test_str_files"]
 )
 
 jsonnet_to_json_test(

examples/extvar_code_library.jsonnet

@@ -1,6 +1,8 @@
 local codefile = std.extVar('codefile');
+local data = importstr 'file.txt';
 
 {
   job: codefile.workflow.Job,
   shJob: codefile.workflow.ShJob,
+  data: data,
 }

examples/extvar_files_library_golden.json

@@ -1,16 +1,17 @@
 {
-   "job": {
-      "deps": [ ],
-      "inputs": [ ],
-      "outputs": [ ],
-      "type": "base"
-   },
-   "shJob": {
-      "command": "",
-      "deps": [ ],
-      "inputs": [ ],
-      "outputs": [ ],
-      "type": "sh",
-      "vars": { }
-   }
+  "job": {
+    "deps": [],
+    "inputs": [],
+    "outputs": [],
+    "type": "base"
+  },
+  "shJob": {
+    "command": "",
+    "deps": [],
+    "inputs": [],
+    "outputs": [],
+    "type": "sh",
+    "vars": {}
+  },
+  "data": "this is great\n"
 }

jsonnet/jsonnet.bzl

@@ -91,7 +91,7 @@ def _setup_deps(deps, tla_code_libraries = {}, ext_code_libraries = {}):
 def _jsonnet_library_impl(ctx):
     """Implementation of the jsonnet_library rule."""
     depinfo = _setup_deps(ctx.attr.deps)
-    sources = depset(ctx.files.srcs, transitive = [depinfo.transitive_sources])
+    sources = depset(ctx.files.srcs + ctx.files.data, transitive = [depinfo.transitive_sources])
     imports = depset(
         _get_import_paths(ctx.label, ctx.files.srcs, ctx.attr.imports, False),
         transitive = [depinfo.imports],