Absoulte paths for load statements (#503)

Change all internal load statements to absolute paths otherwise we end up with
duplicate instances of the scripts, with thing like providers of the same name
that don't match.
This is a workaround for bazelbuild/bazel#3115

BUILD

@@ -1,7 +1,7 @@
-load("//go:def.bzl", "go_prefix")
-load("//go/private:lines_sorted_test.bzl", "lines_sorted_test")
-load("//proto:go_proto_library.bzl", "go_google_protobuf")
-load("//go/private:bzl_format.bzl", "bzl_format_rules")
+load("@io_bazel_rules_go//go:def.bzl", "go_prefix")
+load("@io_bazel_rules_go//go/private:lines_sorted_test.bzl", "lines_sorted_test")
+load("@io_bazel_rules_go//proto:go_proto_library.bzl", "go_google_protobuf")
+load("@io_bazel_rules_go//go/private:bzl_format.bzl", "bzl_format_rules")
 
 go_prefix("github.com/bazelbuild/rules_go")
 

WORKSPACE

@@ -1,6 +1,6 @@
 workspace(name = "io_bazel_rules_go")
 
-load("//go:def.bzl", "go_repositories", "go_repository")
+load("@io_bazel_rules_go//go:def.bzl", "go_repositories", "go_repository")
 
 go_repositories()
 
@@ -13,6 +13,6 @@ go_repository(
 
 # Protocol buffers
 
-load("//proto:go_proto_library.bzl", "go_proto_repositories")
+load("@io_bazel_rules_go//proto:go_proto_library.bzl", "go_proto_repositories")
 
 go_proto_repositories()

examples/bin/BUILD

@@ -2,7 +2,7 @@ package(
     default_visibility = ["//visibility:public"],
 )
 
-load("//go:def.bzl", "go_binary")
+load("@io_bazel_rules_go//go:def.bzl", "go_binary")
 
 go_binary(
     name = "bin",

examples/cgo/BUILD

@@ -2,7 +2,7 @@ package(
     default_visibility = ["//visibility:public"],
 )
 
-load("//go:def.bzl", "go_library", "go_test", "cgo_library")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test", "cgo_library")
 
 cgo_library(
     name = "cgo_lib",

examples/cgo/example_command/BUILD

@@ -2,7 +2,7 @@ package(
     default_visibility = ["//visibility:public"],
 )
 
-load("//go:def.bzl", "go_binary")
+load("@io_bazel_rules_go//go:def.bzl", "go_binary")
 
 go_binary(
     name = "example_command",

examples/cgo/skip_go_library/BUILD

@@ -1,6 +1,6 @@
 package(default_visibility = ["//visibility:public"])
 
-load("//go:def.bzl", "go_library", "cgo_genrule")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "cgo_genrule")
 
 go_library(
     name = "go_default_library",

examples/external/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_binary")
+load("@io_bazel_rules_go//go:def.bzl", "go_binary")
 
 go_binary(
     name = "record_log",

examples/lib/BUILD

@@ -2,7 +2,7 @@ package(
     default_visibility = ["//visibility:public"],
 )
 
-load("//go:def.bzl", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "go_default_library",

examples/lib/deep/BUILD

@@ -1,6 +1,6 @@
 package(default_visibility = ["//examples/lib:__pkg__"])
 
-load("//go:def.bzl", "go_library")
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "go_default_library",

examples/monobuild/cmd/BUILD

@@ -2,7 +2,7 @@ package(
     default_visibility = ["//visibility:public"],
 )
 
-load("//go:def.bzl", "go_binary")
+load("@io_bazel_rules_go//go:def.bzl", "go_binary")
 
 go_binary(
     name = "mycmd",

examples/monobuild/lib1/BUILD

@@ -1,6 +1,6 @@
 package(default_visibility = ["//examples/monobuild/cmd:__pkg__"])
 
-load("//go:def.bzl", "go_library")
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "go_default_library",

examples/monobuild/lib2/BUILD

@@ -1,6 +1,6 @@
 package(default_visibility = ["//examples/monobuild/cmd:__pkg__"])
 
-load("//go:def.bzl", "go_library")
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "go_default_library",

examples/proto/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "go_default_library",

examples/proto/dep/BUILD

@@ -1,4 +1,4 @@
-load("//proto:go_proto_library.bzl", "go_proto_library")
+load("@io_bazel_rules_go//proto:go_proto_library.bzl", "go_proto_library")
 
 go_proto_library(
     name = "useful_proto",

examples/proto/gostyle/BUILD

@@ -1,4 +1,4 @@
-load("//proto:go_proto_library.bzl", "go_proto_library")
+load("@io_bazel_rules_go//proto:go_proto_library.bzl", "go_proto_library")
 
 genrule(
     name = "copy",

examples/proto/grpc/BUILD

@@ -1,5 +1,5 @@
-load("//go:def.bzl", "go_binary")
-load("//proto:go_proto_library.bzl", "go_proto_library")
+load("@io_bazel_rules_go//go:def.bzl", "go_binary")
+load("@io_bazel_rules_go//proto:go_proto_library.bzl", "go_proto_library")
 
 go_proto_library(
     name = "my_svc_proto",

examples/proto/lib/BUILD

@@ -1,4 +1,4 @@
-load("//proto:go_proto_library.bzl", "go_proto_library")
+load("@io_bazel_rules_go//proto:go_proto_library.bzl", "go_proto_library")
 
 go_proto_library(
     name = "lib_proto",

examples/stamped_bin/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_test")
 
 go_test(
     name = "go_default_xtest",

examples/stamped_bin/stamp/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library")
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "go_default_library",

go/def.bzl

@@ -12,13 +12,13 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-load("//go/private:repositories.bzl", "go_repositories")
-load("//go/private:go_repository.bzl", "go_repository", "new_go_repository")
-load("//go/private:go_prefix.bzl", "go_prefix")
-load("//go/private:library.bzl", "go_library")
-load("//go/private:binary.bzl", "go_binary")
-load("//go/private:test.bzl", "go_test")
-load("//go/private:cgo.bzl", "cgo_library", "cgo_genrule")
+load("@io_bazel_rules_go//go/private:repositories.bzl", "go_repositories")
+load("@io_bazel_rules_go//go/private:go_repository.bzl", "go_repository", "new_go_repository")
+load("@io_bazel_rules_go//go/private:go_prefix.bzl", "go_prefix")
+load("@io_bazel_rules_go//go/private:library.bzl", "go_library")
+load("@io_bazel_rules_go//go/private:binary.bzl", "go_binary")
+load("@io_bazel_rules_go//go/private:test.bzl", "go_test")
+load("@io_bazel_rules_go//go/private:cgo.bzl", "cgo_library", "cgo_genrule")
 
 """These are bare-bones Go rules.
 

go/private/asm.bzl

@@ -12,8 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-load("//go/private:common.bzl", "get_go_toolchain")
-load("//go/private:json.bzl", "json_marshal")
+load("@io_bazel_rules_go//go/private:common.bzl", "get_go_toolchain")
+load("@io_bazel_rules_go//go/private:json.bzl", "json_marshal")
 
 def emit_go_asm_action(ctx, source, hdrs, out_obj):
   """Construct the command line for compiling Go Assembly code.

go/private/binary.bzl

@@ -12,8 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-load("//go/private:common.bzl", "get_go_toolchain", "emit_generate_params_action", "go_filetype")
-load("//go/private:library.bzl", "emit_library_actions")
+load("@io_bazel_rules_go//go/private:common.bzl", "get_go_toolchain", "emit_generate_params_action", "go_filetype")
+load("@io_bazel_rules_go//go/private:library.bzl", "emit_library_actions")
 
 def _go_binary_impl(ctx):
   """go_binary_impl emits actions for compiling and linking a go executable."""

go/private/cgo.bzl

@@ -12,9 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-load("//go/private:common.bzl", "get_go_toolchain", "emit_generate_params_action", "go_filetype", "cgo_filetype", "cc_hdr_filetype", "hdr_exts")
-load("//go/private:library.bzl", "go_library")
-load("//go/private:binary.bzl", "c_linker_options")
+load("@io_bazel_rules_go//go/private:common.bzl", "get_go_toolchain", "emit_generate_params_action", "go_filetype", "cgo_filetype", "cc_hdr_filetype", "hdr_exts")
+load("@io_bazel_rules_go//go/private:library.bzl", "go_library")
+load("@io_bazel_rules_go//go/private:binary.bzl", "c_linker_options")
 
 def _cgo_genrule_impl(ctx):
   return struct(

go/private/library.bzl

@@ -12,8 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-load("//go/private:common.bzl", "get_go_toolchain", "DEFAULT_LIB", "VENDOR_PREFIX", "go_filetype")
-load("//go/private:asm.bzl", "emit_go_asm_action")
+load("@io_bazel_rules_go//go/private:common.bzl", "get_go_toolchain", "DEFAULT_LIB", "VENDOR_PREFIX", "go_filetype")
+load("@io_bazel_rules_go//go/private:asm.bzl", "emit_go_asm_action")
 
 def emit_library_actions(ctx, sources, deps, cgo_object, library):
   go_toolchain = get_go_toolchain(ctx)

go/private/lines_sorted_test.bzl

@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-load("//go/private:files_equal_test.bzl", "files_equal_test")
+load("@io_bazel_rules_go//go/private:files_equal_test.bzl", "files_equal_test")
 
 def lines_sorted_test(name, file, cmd="cat $< >$@", visibility=None, **kwargs):
   """Tests that lines within a file are sorted."""

go/private/repositories.bzl

@@ -14,10 +14,10 @@
 
 # Once nested repositories work, this file should cease to exist.
 
-load("//go/private:toolchain.bzl", "go_sdk_repository", "go_repository_select")
-load("//go/private:repository_tools.bzl", "go_repository_tools")
-load("//go/private:bzl_format.bzl", "bzl_format_repositories")
-load("//go/private:go_repository.bzl", "go_repository")
+load("@io_bazel_rules_go//go/private:toolchain.bzl", "go_sdk_repository", "go_repository_select")
+load("@io_bazel_rules_go//go/private:repository_tools.bzl", "go_repository_tools")
+load("@io_bazel_rules_go//go/private:bzl_format.bzl", "bzl_format_repositories")
+load("@io_bazel_rules_go//go/private:go_repository.bzl", "go_repository")
 
 _sdk_repositories = {
     # 1.8.3 repositories

go/private/repository_tools.bzl

@@ -12,8 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-load("//go/private:go_repository.bzl", "go_repository", "new_go_repository")
-load("//go/private:bzl_format.bzl", "bzl_format_repositories")
+load("@io_bazel_rules_go//go/private:go_repository.bzl", "go_repository", "new_go_repository")
+load("@io_bazel_rules_go//go/private:bzl_format.bzl", "bzl_format_repositories")
 
 _GO_REPOSITORY_TOOLS_BUILD_FILE = """
 package(default_visibility = ["//visibility:public"])

go/private/test.bzl

@@ -12,9 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-load("//go/private:common.bzl", "get_go_toolchain", "emit_generate_params_action", "go_filetype")
-load("//go/private:library.bzl", "emit_library_actions", "go_importpath", "emit_go_compile_action", "get_gc_goopts", "emit_go_pack_action")
-load("//go/private:binary.bzl", "emit_go_link_action", "gc_linkopts")
+load("@io_bazel_rules_go//go/private:common.bzl", "get_go_toolchain", "emit_generate_params_action", "go_filetype")
+load("@io_bazel_rules_go//go/private:library.bzl", "emit_library_actions", "go_importpath", "emit_go_compile_action", "get_gc_goopts", "emit_go_pack_action")
+load("@io_bazel_rules_go//go/private:binary.bzl", "emit_go_link_action", "gc_linkopts")
 
 def _go_test_impl(ctx):
   """go_test_impl implements go testing.

go/tools/BUILD

@@ -1,6 +1,6 @@
 package(default_visibility = ["//visibility:public"])
 
-load("//go/private:go_tool_binary.bzl", "go_tool_binary")
+load("@io_bazel_rules_go//go/private:go_tool_binary.bzl", "go_tool_binary")
 
 # This binary is used implicitly by go_test().
 go_tool_binary(

go/tools/bazel/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "go_default_library",

go/tools/builders/BUILD

@@ -1,4 +1,4 @@
-load("//go/private:go_tool_binary.bzl", "go_tool_binary")
+load("@io_bazel_rules_go//go/private:go_tool_binary.bzl", "go_tool_binary")
 
 go_tool_binary(
     name = "asm",

go/tools/extract_package/BUILD

@@ -1,5 +1,5 @@
-load("//go/private:go_tool_binary.bzl", "go_tool_binary")
-load("//go:def.bzl", "go_test")
+load("@io_bazel_rules_go//go/private:go_tool_binary.bzl", "go_tool_binary")
+load("@io_bazel_rules_go//go:def.bzl", "go_test")
 
 go_tool_binary(
     name = "extract_package",

go/tools/fetch_repo/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_binary", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_binary", "go_library", "go_test")
 
 go_binary(
     name = "fetch_repo",

go/tools/filter_exec/BUILD

@@ -1,4 +1,4 @@
-load("//go/private:go_tool_binary.bzl", "go_tool_binary")
+load("@io_bazel_rules_go//go/private:go_tool_binary.bzl", "go_tool_binary")
 
 go_tool_binary(
     name = "filter_exec",

go/tools/filter_tags/BUILD

@@ -1,5 +1,5 @@
-load("//go/private:go_tool_binary.bzl", "go_tool_binary")
-load("//go:def.bzl", "go_test")
+load("@io_bazel_rules_go//go/private:go_tool_binary.bzl", "go_tool_binary")
+load("@io_bazel_rules_go//go:def.bzl", "go_test")
 
 go_tool_binary(
     name = "filter_tags",

go/tools/gazelle/gazelle/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library", "go_binary", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_binary", "go_test")
 
 go_library(
     name = "go_default_library",

go/tools/gazelle/generator/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "go_default_library",

go/tools/gazelle/merger/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "go_default_library",

go/tools/gazelle/packages/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "go_default_library",

go/tools/gazelle/rules/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "go_default_library",

go/tools/gazelle/testdata/BUILD

@@ -3,7 +3,7 @@ package(
     default_visibility = ["//go/tools/gazelle:__subpackages__"],
 )
 
-load("//go:def.bzl", "go_library")
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
 
 go_library(
     name = "go_default_library",

go/tools/gazelle/wspace/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(
     name = "go_default_library",

go/tools/wtool/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_binary")
+load("@io_bazel_rules_go//go:def.bzl", "go_binary")
 
 go_binary(
     name = "wtool",

tests/asm_include/BUILD

@@ -1,4 +1,4 @@
-load("//go:def.bzl", "go_library", "go_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
 
 config_setting(
     name = "linux_amd64",

tests/binary_test_outputs/BUILD

@@ -1,8 +1,8 @@
 # This test checks that go_binary and go_test produce a single output file.
 # See documentation in single_output_test.bzl.
 
-load("//go:def.bzl", "go_binary", "go_test")
-load("//go/private:single_output_test.bzl", "single_output_test")
+load("@io_bazel_rules_go//go:def.bzl", "go_binary", "go_test")
+load("@io_bazel_rules_go//go/private:single_output_test.bzl", "single_output_test")
 
 single_output_test(
     name = "binary_single_output_test",