aconfig: dump --filter: hook up command line args to dump.rs
This is the first step towards teaching dump to (optionally) filter
which flags to print.
A follow-up CL will implement dump::create_filter_predicate.
Bug: 315487153
Test: atest aconfig.test
Change-Id: Ibe0d4ce6563d3b5718fedd3ebfd45fbf5d935b92
diff --git a/tools/aconfig/src/main.rs b/tools/aconfig/src/main.rs
index 08e8b97..fcc5ea5 100644
--- a/tools/aconfig/src/main.rs
+++ b/tools/aconfig/src/main.rs
@@ -37,6 +37,11 @@
use commands::{CodegenMode, Input, OutputFile};
+const HELP_DUMP_FILTER: &str = r#"
+Limit which flags to output. If multiple --filter arguments are provided, the output will be
+limited to flags that match any of the filters.
+"#;
+
fn cli() -> Command {
Command::new("aconfig")
.subcommand_required(true)
@@ -109,6 +114,7 @@
.value_parser(|s: &str| DumpFormat::try_from(s))
.default_value("text"),
)
+ .arg(Arg::new("filter").long("filter").action(ArgAction::Append).help(HELP_DUMP_FILTER.trim()))
.arg(Arg::new("dedup").long("dedup").num_args(0).action(ArgAction::SetTrue))
.arg(Arg::new("out").long("out").default_value("-")),
)
@@ -252,8 +258,13 @@
let input = open_zero_or_more_files(sub_matches, "cache")?;
let format = get_required_arg::<DumpFormat>(sub_matches, "format")
.context("failed to dump previously parsed flags")?;
+ let filters = sub_matches
+ .get_many::<String>("filter")
+ .unwrap_or_default()
+ .map(String::as_ref)
+ .collect::<Vec<_>>();
let dedup = get_required_arg::<bool>(sub_matches, "dedup")?;
- let output = commands::dump_parsed_flags(input, format.clone(), *dedup)?;
+ let output = commands::dump_parsed_flags(input, format.clone(), &filters, *dedup)?;
let path = get_required_arg::<String>(sub_matches, "out")?;
write_output_to_file_or_stdout(path, &output)?;
}