Go: wrap gazelle to regenerate from scratch and add header

go/extractor/autobuilder/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(

go/extractor/cli/go-autobuilder/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 load("//go:rules.bzl", "codeql_go_binary")
 

go/extractor/cli/go-bootstrap/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 load("//go:rules.bzl", "codeql_go_binary")
 

go/extractor/cli/go-build-runner/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 load("//go:rules.bzl", "codeql_go_binary")
 

go/extractor/cli/go-extractor/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 load("//go:rules.bzl", "codeql_go_binary")
 

go/extractor/cli/go-gen-dbscheme/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 load("//go:rules.bzl", "codeql_go_binary")
 

go/extractor/cli/go-tokenizer/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 load("//go:rules.bzl", "codeql_go_binary")
 

go/extractor/dbscheme/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/diagnostics/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/project/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(

go/extractor/srcarchive/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(

go/extractor/toolchain/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(

go/extractor/trap/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(

go/extractor/util/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library", "go_test")
 
 go_library(

go/extractor/vendor/golang.org/x/mod/internal/lazyregexp/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/mod/modfile/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/mod/module/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/mod/semver/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/go/gcexportdata/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/go/internal/packagesdriver/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/go/packages/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/go/types/objectpath/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/event/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/event/core/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/event/keys/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/event/label/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/event/tag/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/gcimporter/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/gocommand/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/packagesinternal/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/pkgbits/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/tokeninternal/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/typeparams/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/typesinternal/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/extractor/vendor/golang.org/x/tools/internal/versions/BUILD.bazel

@@ -1,3 +1,5 @@
+# generated running `bazel run //go/gazelle`, do not edit
+
 load("@rules_go//go:def.bzl", "go_library")
 
 go_library(

go/gazelle/BUILD.bazel

@@ -1,8 +1,13 @@
 load("@gazelle//:def.bzl", "gazelle")
 
 gazelle(
-    name = "gazelle",
-    extra_args = [
-        "go/extractor",
-    ],
+    name = "_gazelle",
+)
+
+py_binary(
+    name = "gazelle",
+    srcs = ["gazelle.py"],
+    args = ["$(rlocationpath :_gazelle)"],
+    data = [":_gazelle"],
+    deps = ["@rules_python//python/runfiles"],
 )

go/gazelle/gazelle.py

@@ -0,0 +1,16 @@
+import sys
+import pathlib
+import subprocess
+from python.runfiles import runfiles
+
+this = pathlib.Path(__file__).resolve()
+go_extractor_dir = this.parents[1] / "extractor"
+gazelle = runfiles.Create().Rlocation(sys.argv[1])
+for build_file in go_extractor_dir.glob("*/**/BUILD.bazel"):
+    build_file.unlink()
+
+subprocess.check_call([gazelle, "go/extractor"])
+
+for build_file in go_extractor_dir.glob("*/**/BUILD.bazel"):
+    contents = build_file.read_text()
+    build_file.write_text(f"# generated running `bazel run //go/gazelle`, do not edit\n\n{contents}")