refactor: use built-in feature to suppress timestamps

Was fixed in spf13/cobra#1104

cmd/aspect/root/root.go

@@ -41,6 +41,8 @@ func NewRootCmd(streams ioutils.Streams, defaultInteractive bool) *cobra.Command
 		SilenceUsage:  true,
 		SilenceErrors: true,
 		Long:          boldCyan.Sprintf(`Aspect CLI`) + ` is a better frontend for running bazel`,
+		// Suppress timestamps in generated Markdown, for determinism
+		DisableAutoGenTag: true,
 	}
 
 	// ### Flags

docs/BUILD.bazel

@@ -13,22 +13,11 @@ _DOCS = [
 
 genrule(
     name = "docgen",
-    outs = ["raw/" + d for d in _DOCS],
-    cmd = "$(execpath //cmd/docgen) $(@D)/raw",
+    outs = ["gen/" + d for d in _DOCS],
+    cmd = "$(execpath //cmd/docgen) $(@D)/gen",
     tools = ["//cmd/docgen"],
 )
 
-# Make a deterministic output by stripping date info
-[
-    genrule(
-        name = "strip_date_%s" % src,
-        srcs = ["raw/" + src],
-        outs = ["gen/" + src],
-        cmd = "sed 's#by spf13/cobra on .*#by spf13/cobra#' <$< >$@",
-    )
-    for src in _DOCS
-]
-
 # Help developers who get a red CI result by telling them how to fix it
 _failure_message = "\nPlease update the docs by running\n    bazel run //docs:update"
 

docs/aspect.md

@@ -22,4 +22,3 @@ Aspect CLI is a better frontend for running bazel
 * [aspect info](aspect_info.md)	 - Displays runtime info about the bazel server.
 * [aspect version](aspect_version.md)	 - Print the version of aspect CLI as well as tools it invokes.
 
-###### Auto generated by spf13/cobra

docs/aspect_build.md

@@ -27,4 +27,3 @@ aspect build [flags]
 
 * [aspect](aspect.md)	 - Aspect.build bazel wrapper
 
-###### Auto generated by spf13/cobra

docs/aspect_clean.md

@@ -65,4 +65,3 @@ aspect clean [flags]
 
 * [aspect](aspect.md)	 - Aspect.build bazel wrapper
 
-###### Auto generated by spf13/cobra

docs/aspect_docs.md

@@ -29,4 +29,3 @@ aspect docs [flags]
 
 * [aspect](aspect.md)	 - Aspect.build bazel wrapper
 
-###### Auto generated by spf13/cobra

docs/aspect_info.md

@@ -46,4 +46,3 @@ aspect info [flags]
 
 * [aspect](aspect.md)	 - Aspect.build bazel wrapper
 
-###### Auto generated by spf13/cobra

docs/aspect_version.md

@@ -28,4 +28,3 @@ aspect version [flags]
 
 * [aspect](aspect.md)	 - Aspect.build bazel wrapper
 
-###### Auto generated by spf13/cobra