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-rw-r--r--src/bootstrap/flags.rs817
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diff --git a/src/bootstrap/flags.rs b/src/bootstrap/flags.rs
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+++ b/src/bootstrap/flags.rs
@@ -0,0 +1,817 @@
+//! Command-line interface of the rustbuild build system.
+//!
+//! This module implements the command-line parsing of the build system which
+//! has various flags to configure how it's run.
+
+use std::path::PathBuf;
+
+use getopts::Options;
+
+use crate::builder::{Builder, Kind};
+use crate::config::{Config, TargetSelection};
+use crate::setup::Profile;
+use crate::util::t;
+use crate::{Build, DocTests};
+
+#[derive(Copy, Clone)]
+pub enum Color {
+ Always,
+ Never,
+ Auto,
+}
+
+impl Default for Color {
+ fn default() -> Self {
+ Self::Auto
+ }
+}
+
+impl std::str::FromStr for Color {
+ type Err = ();
+
+ fn from_str(s: &str) -> Result<Self, Self::Err> {
+ match s.to_lowercase().as_str() {
+ "always" => Ok(Self::Always),
+ "never" => Ok(Self::Never),
+ "auto" => Ok(Self::Auto),
+ _ => Err(()),
+ }
+ }
+}
+
+/// Deserialized version of all flags for this compile.
+pub struct Flags {
+ pub verbose: usize, // number of -v args; each extra -v after the first is passed to Cargo
+ pub on_fail: Option<String>,
+ pub stage: Option<u32>,
+ pub keep_stage: Vec<u32>,
+ pub keep_stage_std: Vec<u32>,
+
+ pub host: Option<Vec<TargetSelection>>,
+ pub target: Option<Vec<TargetSelection>>,
+ pub config: Option<PathBuf>,
+ pub build_dir: Option<PathBuf>,
+ pub jobs: Option<u32>,
+ pub cmd: Subcommand,
+ pub incremental: bool,
+ pub exclude: Vec<PathBuf>,
+ pub include_default_paths: bool,
+ pub rustc_error_format: Option<String>,
+ pub json_output: bool,
+ pub dry_run: bool,
+ pub color: Color,
+
+ // This overrides the deny-warnings configuration option,
+ // which passes -Dwarnings to the compiler invocations.
+ //
+ // true => deny, false => warn
+ pub deny_warnings: Option<bool>,
+
+ pub llvm_skip_rebuild: Option<bool>,
+
+ pub rust_profile_use: Option<String>,
+ pub rust_profile_generate: Option<String>,
+
+ pub llvm_profile_use: Option<String>,
+ // LLVM doesn't support a custom location for generating profile
+ // information.
+ //
+ // llvm_out/build/profiles/ is the location this writes to.
+ pub llvm_profile_generate: bool,
+}
+
+#[cfg_attr(test, derive(Clone))]
+pub enum Subcommand {
+ Build {
+ paths: Vec<PathBuf>,
+ },
+ Check {
+ paths: Vec<PathBuf>,
+ },
+ Clippy {
+ fix: bool,
+ paths: Vec<PathBuf>,
+ clippy_lint_allow: Vec<String>,
+ clippy_lint_deny: Vec<String>,
+ clippy_lint_warn: Vec<String>,
+ clippy_lint_forbid: Vec<String>,
+ },
+ Fix {
+ paths: Vec<PathBuf>,
+ },
+ Format {
+ paths: Vec<PathBuf>,
+ check: bool,
+ },
+ Doc {
+ paths: Vec<PathBuf>,
+ open: bool,
+ },
+ Test {
+ paths: Vec<PathBuf>,
+ /// Whether to automatically update stderr/stdout files
+ bless: bool,
+ force_rerun: bool,
+ compare_mode: Option<String>,
+ pass: Option<String>,
+ run: Option<String>,
+ skip: Vec<String>,
+ test_args: Vec<String>,
+ rustc_args: Vec<String>,
+ fail_fast: bool,
+ doc_tests: DocTests,
+ rustfix_coverage: bool,
+ },
+ Bench {
+ paths: Vec<PathBuf>,
+ test_args: Vec<String>,
+ },
+ Clean {
+ all: bool,
+ },
+ Dist {
+ paths: Vec<PathBuf>,
+ },
+ Install {
+ paths: Vec<PathBuf>,
+ },
+ Run {
+ paths: Vec<PathBuf>,
+ },
+ Setup {
+ profile: Profile,
+ },
+}
+
+impl Default for Subcommand {
+ fn default() -> Subcommand {
+ Subcommand::Build { paths: vec![PathBuf::from("nowhere")] }
+ }
+}
+
+impl Flags {
+ pub fn parse(args: &[String]) -> Flags {
+ let mut subcommand_help = String::from(
+ "\
+Usage: x.py <subcommand> [options] [<paths>...]
+
+Subcommands:
+ build, b Compile either the compiler or libraries
+ check, c Compile either the compiler or libraries, using cargo check
+ clippy Run clippy (uses rustup/cargo-installed clippy binary)
+ fix Run cargo fix
+ fmt Run rustfmt
+ test, t Build and run some test suites
+ bench Build and run some benchmarks
+ doc, d Build documentation
+ clean Clean out build directories
+ dist Build distribution artifacts
+ install Install distribution artifacts
+ run, r Run tools contained in this repository
+ setup Create a config.toml (making it easier to use `x.py` itself)
+
+To learn more about a subcommand, run `./x.py <subcommand> -h`",
+ );
+
+ let mut opts = Options::new();
+ // Options common to all subcommands
+ opts.optflagmulti("v", "verbose", "use verbose output (-vv for very verbose)");
+ opts.optflag("i", "incremental", "use incremental compilation");
+ opts.optopt("", "config", "TOML configuration file for build", "FILE");
+ opts.optopt(
+ "",
+ "build-dir",
+ "Build directory, overrides `build.build-dir` in `config.toml`",
+ "DIR",
+ );
+ opts.optopt("", "build", "build target of the stage0 compiler", "BUILD");
+ opts.optmulti("", "host", "host targets to build", "HOST");
+ opts.optmulti("", "target", "target targets to build", "TARGET");
+ opts.optmulti("", "exclude", "build paths to exclude", "PATH");
+ opts.optflag(
+ "",
+ "include-default-paths",
+ "include default paths in addition to the provided ones",
+ );
+ opts.optopt("", "on-fail", "command to run on failure", "CMD");
+ opts.optflag("", "dry-run", "dry run; don't build anything");
+ opts.optopt(
+ "",
+ "stage",
+ "stage to build (indicates compiler to use/test, e.g., stage 0 uses the \
+ bootstrap compiler, stage 1 the stage 0 rustc artifacts, etc.)",
+ "N",
+ );
+ opts.optmulti(
+ "",
+ "keep-stage",
+ "stage(s) to keep without recompiling \
+ (pass multiple times to keep e.g., both stages 0 and 1)",
+ "N",
+ );
+ opts.optmulti(
+ "",
+ "keep-stage-std",
+ "stage(s) of the standard library to keep without recompiling \
+ (pass multiple times to keep e.g., both stages 0 and 1)",
+ "N",
+ );
+ opts.optopt("", "src", "path to the root of the rust checkout", "DIR");
+ let j_msg = format!(
+ "number of jobs to run in parallel; \
+ defaults to {} (this host's logical CPU count)",
+ num_cpus::get()
+ );
+ opts.optopt("j", "jobs", &j_msg, "JOBS");
+ opts.optflag("h", "help", "print this help message");
+ opts.optopt(
+ "",
+ "warnings",
+ "if value is deny, will deny warnings, otherwise use default",
+ "VALUE",
+ );
+ opts.optopt("", "error-format", "rustc error format", "FORMAT");
+ opts.optflag("", "json-output", "use message-format=json");
+ opts.optopt("", "color", "whether to use color in cargo and rustc output", "STYLE");
+ opts.optopt(
+ "",
+ "llvm-skip-rebuild",
+ "whether rebuilding llvm should be skipped \
+ a VALUE of TRUE indicates that llvm will not be rebuilt \
+ VALUE overrides the skip-rebuild option in config.toml.",
+ "VALUE",
+ );
+ opts.optopt(
+ "",
+ "rust-profile-generate",
+ "generate PGO profile with rustc build",
+ "PROFILE",
+ );
+ opts.optopt("", "rust-profile-use", "use PGO profile for rustc build", "PROFILE");
+ opts.optflag("", "llvm-profile-generate", "generate PGO profile with llvm built for rustc");
+ opts.optopt("", "llvm-profile-use", "use PGO profile for llvm build", "PROFILE");
+ opts.optmulti("A", "", "allow certain clippy lints", "OPT");
+ opts.optmulti("D", "", "deny certain clippy lints", "OPT");
+ opts.optmulti("W", "", "warn about certain clippy lints", "OPT");
+ opts.optmulti("F", "", "forbid certain clippy lints", "OPT");
+
+ // We can't use getopt to parse the options until we have completed specifying which
+ // options are valid, but under the current implementation, some options are conditional on
+ // the subcommand. Therefore we must manually identify the subcommand first, so that we can
+ // complete the definition of the options. Then we can use the getopt::Matches object from
+ // there on out.
+ let subcommand = match args.iter().find_map(|s| Kind::parse(&s)) {
+ Some(s) => s,
+ None => {
+ // No or an invalid subcommand -- show the general usage and subcommand help
+ // An exit code will be 0 when no subcommand is given, and 1 in case of an invalid
+ // subcommand.
+ println!("{}\n", subcommand_help);
+ let exit_code = if args.is_empty() { 0 } else { 1 };
+ crate::detail_exit(exit_code);
+ }
+ };
+
+ // Some subcommands get extra options
+ match subcommand {
+ Kind::Test => {
+ opts.optflag("", "no-fail-fast", "Run all tests regardless of failure");
+ opts.optmulti("", "skip", "skips tests matching SUBSTRING, if supported by test tool. May be passed multiple times", "SUBSTRING");
+ opts.optmulti(
+ "",
+ "test-args",
+ "extra arguments to be passed for the test tool being used \
+ (e.g. libtest, compiletest or rustdoc)",
+ "ARGS",
+ );
+ opts.optmulti(
+ "",
+ "rustc-args",
+ "extra options to pass the compiler when running tests",
+ "ARGS",
+ );
+ opts.optflag("", "no-doc", "do not run doc tests");
+ opts.optflag("", "doc", "only run doc tests");
+ opts.optflag("", "bless", "update all stderr/stdout files of failing ui tests");
+ opts.optflag("", "force-rerun", "rerun tests even if the inputs are unchanged");
+ opts.optopt(
+ "",
+ "compare-mode",
+ "mode describing what file the actual ui output will be compared to",
+ "COMPARE MODE",
+ );
+ opts.optopt(
+ "",
+ "pass",
+ "force {check,build,run}-pass tests to this mode.",
+ "check | build | run",
+ );
+ opts.optopt("", "run", "whether to execute run-* tests", "auto | always | never");
+ opts.optflag(
+ "",
+ "rustfix-coverage",
+ "enable this to generate a Rustfix coverage file, which is saved in \
+ `/<build_base>/rustfix_missing_coverage.txt`",
+ );
+ }
+ Kind::Check => {
+ opts.optflag("", "all-targets", "Check all targets");
+ }
+ Kind::Bench => {
+ opts.optmulti("", "test-args", "extra arguments", "ARGS");
+ }
+ Kind::Clippy => {
+ opts.optflag("", "fix", "automatically apply lint suggestions");
+ }
+ Kind::Doc => {
+ opts.optflag("", "open", "open the docs in a browser");
+ }
+ Kind::Clean => {
+ opts.optflag("", "all", "clean all build artifacts");
+ }
+ Kind::Format => {
+ opts.optflag("", "check", "check formatting instead of applying.");
+ }
+ _ => {}
+ };
+
+ // fn usage()
+ let usage = |exit_code: i32, opts: &Options, verbose: bool, subcommand_help: &str| -> ! {
+ let config = Config::parse(&["build".to_string()]);
+ let build = Build::new(config);
+ let paths = Builder::get_help(&build, subcommand);
+
+ println!("{}", opts.usage(subcommand_help));
+ if let Some(s) = paths {
+ if verbose {
+ println!("{}", s);
+ } else {
+ println!(
+ "Run `./x.py {} -h -v` to see a list of available paths.",
+ subcommand.as_str()
+ );
+ }
+ } else if verbose {
+ panic!("No paths available for subcommand `{}`", subcommand.as_str());
+ }
+ crate::detail_exit(exit_code);
+ };
+
+ // Done specifying what options are possible, so do the getopts parsing
+ let matches = opts.parse(args).unwrap_or_else(|e| {
+ // Invalid argument/option format
+ println!("\n{}\n", e);
+ usage(1, &opts, false, &subcommand_help);
+ });
+
+ // Extra sanity check to make sure we didn't hit this crazy corner case:
+ //
+ // ./x.py --frobulate clean build
+ // ^-- option ^ ^- actual subcommand
+ // \_ arg to option could be mistaken as subcommand
+ let mut pass_sanity_check = true;
+ match matches.free.get(0).and_then(|s| Kind::parse(&s)) {
+ Some(check_subcommand) => {
+ if check_subcommand != subcommand {
+ pass_sanity_check = false;
+ }
+ }
+ None => {
+ pass_sanity_check = false;
+ }
+ }
+ if !pass_sanity_check {
+ eprintln!("{}\n", subcommand_help);
+ eprintln!(
+ "Sorry, I couldn't figure out which subcommand you were trying to specify.\n\
+ You may need to move some options to after the subcommand.\n"
+ );
+ crate::detail_exit(1);
+ }
+ // Extra help text for some commands
+ match subcommand {
+ Kind::Build => {
+ subcommand_help.push_str(
+ "\n
+Arguments:
+ This subcommand accepts a number of paths to directories to the crates
+ and/or artifacts to compile. For example, for a quick build of a usable
+ compiler:
+
+ ./x.py build --stage 1 library/std
+
+ This will build a compiler and standard library from the local source code.
+ Once this is done, build/$ARCH/stage1 contains a usable compiler.
+
+ If no arguments are passed then the default artifacts for that stage are
+ compiled. For example:
+
+ ./x.py build --stage 0
+ ./x.py build ",
+ );
+ }
+ Kind::Check => {
+ subcommand_help.push_str(
+ "\n
+Arguments:
+ This subcommand accepts a number of paths to directories to the crates
+ and/or artifacts to compile. For example:
+
+ ./x.py check library/std
+
+ If no arguments are passed then many artifacts are checked.",
+ );
+ }
+ Kind::Clippy => {
+ subcommand_help.push_str(
+ "\n
+Arguments:
+ This subcommand accepts a number of paths to directories to the crates
+ and/or artifacts to run clippy against. For example:
+
+ ./x.py clippy library/core
+ ./x.py clippy library/core library/proc_macro",
+ );
+ }
+ Kind::Fix => {
+ subcommand_help.push_str(
+ "\n
+Arguments:
+ This subcommand accepts a number of paths to directories to the crates
+ and/or artifacts to run `cargo fix` against. For example:
+
+ ./x.py fix library/core
+ ./x.py fix library/core library/proc_macro",
+ );
+ }
+ Kind::Format => {
+ subcommand_help.push_str(
+ "\n
+Arguments:
+ This subcommand optionally accepts a `--check` flag which succeeds if formatting is correct and
+ fails if it is not. For example:
+
+ ./x.py fmt
+ ./x.py fmt --check",
+ );
+ }
+ Kind::Test => {
+ subcommand_help.push_str(
+ "\n
+Arguments:
+ This subcommand accepts a number of paths to test directories that
+ should be compiled and run. For example:
+
+ ./x.py test src/test/ui
+ ./x.py test library/std --test-args hash_map
+ ./x.py test library/std --stage 0 --no-doc
+ ./x.py test src/test/ui --bless
+ ./x.py test src/test/ui --compare-mode chalk
+
+ Note that `test src/test/* --stage N` does NOT depend on `build compiler/rustc --stage N`;
+ just like `build library/std --stage N` it tests the compiler produced by the previous
+ stage.
+
+ Execute tool tests with a tool name argument:
+
+ ./x.py test tidy
+
+ If no arguments are passed then the complete artifacts for that stage are
+ compiled and tested.
+
+ ./x.py test
+ ./x.py test --stage 1",
+ );
+ }
+ Kind::Doc => {
+ subcommand_help.push_str(
+ "\n
+Arguments:
+ This subcommand accepts a number of paths to directories of documentation
+ to build. For example:
+
+ ./x.py doc src/doc/book
+ ./x.py doc src/doc/nomicon
+ ./x.py doc src/doc/book library/std
+ ./x.py doc library/std --open
+
+ If no arguments are passed then everything is documented:
+
+ ./x.py doc
+ ./x.py doc --stage 1",
+ );
+ }
+ Kind::Run => {
+ subcommand_help.push_str(
+ "\n
+Arguments:
+ This subcommand accepts a number of paths to tools to build and run. For
+ example:
+
+ ./x.py run src/tools/expand-yaml-anchors
+
+ At least a tool needs to be called.",
+ );
+ }
+ Kind::Setup => {
+ subcommand_help.push_str(&format!(
+ "\n
+x.py setup creates a `config.toml` which changes the defaults for x.py itself.
+
+Arguments:
+ This subcommand accepts a 'profile' to use for builds. For example:
+
+ ./x.py setup library
+
+ The profile is optional and you will be prompted interactively if it is not given.
+ The following profiles are available:
+
+{}",
+ Profile::all_for_help(" ").trim_end()
+ ));
+ }
+ Kind::Bench | Kind::Clean | Kind::Dist | Kind::Install => {}
+ };
+ // Get any optional paths which occur after the subcommand
+ let mut paths = matches.free[1..].iter().map(|p| p.into()).collect::<Vec<PathBuf>>();
+
+ let verbose = matches.opt_present("verbose");
+
+ // User passed in -h/--help?
+ if matches.opt_present("help") {
+ usage(0, &opts, verbose, &subcommand_help);
+ }
+
+ let cmd = match subcommand {
+ Kind::Build => Subcommand::Build { paths },
+ Kind::Check => {
+ if matches.opt_present("all-targets") {
+ println!(
+ "Warning: --all-targets is now on by default and does not need to be passed explicitly."
+ );
+ }
+ Subcommand::Check { paths }
+ }
+ Kind::Clippy => Subcommand::Clippy {
+ paths,
+ fix: matches.opt_present("fix"),
+ clippy_lint_allow: matches.opt_strs("A"),
+ clippy_lint_warn: matches.opt_strs("W"),
+ clippy_lint_deny: matches.opt_strs("D"),
+ clippy_lint_forbid: matches.opt_strs("F"),
+ },
+ Kind::Fix => Subcommand::Fix { paths },
+ Kind::Test => Subcommand::Test {
+ paths,
+ bless: matches.opt_present("bless"),
+ force_rerun: matches.opt_present("force-rerun"),
+ compare_mode: matches.opt_str("compare-mode"),
+ pass: matches.opt_str("pass"),
+ run: matches.opt_str("run"),
+ skip: matches.opt_strs("skip"),
+ test_args: matches.opt_strs("test-args"),
+ rustc_args: matches.opt_strs("rustc-args"),
+ fail_fast: !matches.opt_present("no-fail-fast"),
+ rustfix_coverage: matches.opt_present("rustfix-coverage"),
+ doc_tests: if matches.opt_present("doc") {
+ DocTests::Only
+ } else if matches.opt_present("no-doc") {
+ DocTests::No
+ } else {
+ DocTests::Yes
+ },
+ },
+ Kind::Bench => Subcommand::Bench { paths, test_args: matches.opt_strs("test-args") },
+ Kind::Doc => Subcommand::Doc { paths, open: matches.opt_present("open") },
+ Kind::Clean => {
+ if !paths.is_empty() {
+ println!("\nclean does not take a path argument\n");
+ usage(1, &opts, verbose, &subcommand_help);
+ }
+
+ Subcommand::Clean { all: matches.opt_present("all") }
+ }
+ Kind::Format => Subcommand::Format { check: matches.opt_present("check"), paths },
+ Kind::Dist => Subcommand::Dist { paths },
+ Kind::Install => Subcommand::Install { paths },
+ Kind::Run => {
+ if paths.is_empty() {
+ println!("\nrun requires at least a path!\n");
+ usage(1, &opts, verbose, &subcommand_help);
+ }
+ Subcommand::Run { paths }
+ }
+ Kind::Setup => {
+ let profile = if paths.len() > 1 {
+ println!("\nat most one profile can be passed to setup\n");
+ usage(1, &opts, verbose, &subcommand_help)
+ } else if let Some(path) = paths.pop() {
+ let profile_string = t!(path.into_os_string().into_string().map_err(
+ |path| format!("{} is not a valid UTF8 string", path.to_string_lossy())
+ ));
+
+ profile_string.parse().unwrap_or_else(|err| {
+ eprintln!("error: {}", err);
+ eprintln!("help: the available profiles are:");
+ eprint!("{}", Profile::all_for_help("- "));
+ crate::detail_exit(1);
+ })
+ } else {
+ t!(crate::setup::interactive_path())
+ };
+ Subcommand::Setup { profile }
+ }
+ };
+
+ Flags {
+ verbose: matches.opt_count("verbose"),
+ stage: matches.opt_str("stage").map(|j| j.parse().expect("`stage` should be a number")),
+ dry_run: matches.opt_present("dry-run"),
+ on_fail: matches.opt_str("on-fail"),
+ rustc_error_format: matches.opt_str("error-format"),
+ json_output: matches.opt_present("json-output"),
+ keep_stage: matches
+ .opt_strs("keep-stage")
+ .into_iter()
+ .map(|j| j.parse().expect("`keep-stage` should be a number"))
+ .collect(),
+ keep_stage_std: matches
+ .opt_strs("keep-stage-std")
+ .into_iter()
+ .map(|j| j.parse().expect("`keep-stage-std` should be a number"))
+ .collect(),
+ host: if matches.opt_present("host") {
+ Some(
+ split(&matches.opt_strs("host"))
+ .into_iter()
+ .map(|x| TargetSelection::from_user(&x))
+ .collect::<Vec<_>>(),
+ )
+ } else {
+ None
+ },
+ target: if matches.opt_present("target") {
+ Some(
+ split(&matches.opt_strs("target"))
+ .into_iter()
+ .map(|x| TargetSelection::from_user(&x))
+ .collect::<Vec<_>>(),
+ )
+ } else {
+ None
+ },
+ config: matches.opt_str("config").map(PathBuf::from),
+ build_dir: matches.opt_str("build-dir").map(PathBuf::from),
+ jobs: matches.opt_str("jobs").map(|j| j.parse().expect("`jobs` should be a number")),
+ cmd,
+ incremental: matches.opt_present("incremental"),
+ exclude: split(&matches.opt_strs("exclude"))
+ .into_iter()
+ .map(|p| p.into())
+ .collect::<Vec<_>>(),
+ include_default_paths: matches.opt_present("include-default-paths"),
+ deny_warnings: parse_deny_warnings(&matches),
+ llvm_skip_rebuild: matches.opt_str("llvm-skip-rebuild").map(|s| s.to_lowercase()).map(
+ |s| s.parse::<bool>().expect("`llvm-skip-rebuild` should be either true or false"),
+ ),
+ color: matches
+ .opt_get_default("color", Color::Auto)
+ .expect("`color` should be `always`, `never`, or `auto`"),
+ rust_profile_use: matches.opt_str("rust-profile-use"),
+ rust_profile_generate: matches.opt_str("rust-profile-generate"),
+ llvm_profile_use: matches.opt_str("llvm-profile-use"),
+ llvm_profile_generate: matches.opt_present("llvm-profile-generate"),
+ }
+ }
+}
+
+impl Subcommand {
+ pub fn kind(&self) -> Kind {
+ match self {
+ Subcommand::Bench { .. } => Kind::Bench,
+ Subcommand::Build { .. } => Kind::Build,
+ Subcommand::Check { .. } => Kind::Check,
+ Subcommand::Clippy { .. } => Kind::Clippy,
+ Subcommand::Doc { .. } => Kind::Doc,
+ Subcommand::Fix { .. } => Kind::Fix,
+ Subcommand::Format { .. } => Kind::Format,
+ Subcommand::Test { .. } => Kind::Test,
+ Subcommand::Clean { .. } => Kind::Clean,
+ Subcommand::Dist { .. } => Kind::Dist,
+ Subcommand::Install { .. } => Kind::Install,
+ Subcommand::Run { .. } => Kind::Run,
+ Subcommand::Setup { .. } => Kind::Setup,
+ }
+ }
+
+ pub fn test_args(&self) -> Vec<&str> {
+ let mut args = vec![];
+
+ match *self {
+ Subcommand::Test { ref skip, .. } => {
+ for s in skip {
+ args.push("--skip");
+ args.push(s.as_str());
+ }
+ }
+ _ => (),
+ };
+
+ match *self {
+ Subcommand::Test { ref test_args, .. } | Subcommand::Bench { ref test_args, .. } => {
+ args.extend(test_args.iter().flat_map(|s| s.split_whitespace()))
+ }
+ _ => (),
+ }
+
+ args
+ }
+
+ pub fn rustc_args(&self) -> Vec<&str> {
+ match *self {
+ Subcommand::Test { ref rustc_args, .. } => {
+ rustc_args.iter().flat_map(|s| s.split_whitespace()).collect()
+ }
+ _ => Vec::new(),
+ }
+ }
+
+ pub fn fail_fast(&self) -> bool {
+ match *self {
+ Subcommand::Test { fail_fast, .. } => fail_fast,
+ _ => false,
+ }
+ }
+
+ pub fn doc_tests(&self) -> DocTests {
+ match *self {
+ Subcommand::Test { doc_tests, .. } => doc_tests,
+ _ => DocTests::Yes,
+ }
+ }
+
+ pub fn bless(&self) -> bool {
+ match *self {
+ Subcommand::Test { bless, .. } => bless,
+ _ => false,
+ }
+ }
+
+ pub fn force_rerun(&self) -> bool {
+ match *self {
+ Subcommand::Test { force_rerun, .. } => force_rerun,
+ _ => false,
+ }
+ }
+
+ pub fn rustfix_coverage(&self) -> bool {
+ match *self {
+ Subcommand::Test { rustfix_coverage, .. } => rustfix_coverage,
+ _ => false,
+ }
+ }
+
+ pub fn compare_mode(&self) -> Option<&str> {
+ match *self {
+ Subcommand::Test { ref compare_mode, .. } => compare_mode.as_ref().map(|s| &s[..]),
+ _ => None,
+ }
+ }
+
+ pub fn pass(&self) -> Option<&str> {
+ match *self {
+ Subcommand::Test { ref pass, .. } => pass.as_ref().map(|s| &s[..]),
+ _ => None,
+ }
+ }
+
+ pub fn run(&self) -> Option<&str> {
+ match *self {
+ Subcommand::Test { ref run, .. } => run.as_ref().map(|s| &s[..]),
+ _ => None,
+ }
+ }
+
+ pub fn open(&self) -> bool {
+ match *self {
+ Subcommand::Doc { open, .. } => open,
+ _ => false,
+ }
+ }
+}
+
+fn split(s: &[String]) -> Vec<String> {
+ s.iter().flat_map(|s| s.split(',')).filter(|s| !s.is_empty()).map(|s| s.to_string()).collect()
+}
+
+fn parse_deny_warnings(matches: &getopts::Matches) -> Option<bool> {
+ match matches.opt_str("warnings").as_deref() {
+ Some("deny") => Some(true),
+ Some("warn") => Some(false),
+ Some(value) => {
+ eprintln!(r#"invalid value for --warnings: {:?}, expected "warn" or "deny""#, value,);
+ crate::detail_exit(1);
+ }
+ None => None,
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-30 11:40:55 +0000