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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:29 +0000 |
commit | 631cd5845e8de329d0e227aaa707d7ea228b8f8f (patch) | |
tree | a1b87c8f8cad01cf18f7c5f57a08f102771ed303 /src/bootstrap/suggest.rs | |
parent | Adding debian version 1.69.0+dfsg1-1. (diff) | |
download | rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.tar.xz rustc-631cd5845e8de329d0e227aaa707d7ea228b8f8f.zip |
Merging upstream version 1.70.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/bootstrap/suggest.rs')
-rw-r--r-- | src/bootstrap/suggest.rs | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/bootstrap/suggest.rs b/src/bootstrap/suggest.rs new file mode 100644 index 000000000..ff20ebec2 --- /dev/null +++ b/src/bootstrap/suggest.rs @@ -0,0 +1,80 @@ +#![cfg_attr(feature = "build-metrics", allow(unused))] + +use std::str::FromStr; + +use std::path::PathBuf; + +use crate::{ + builder::{Builder, Kind}, + tool::Tool, +}; + +#[cfg(feature = "build-metrics")] +pub fn suggest(builder: &Builder<'_>, run: bool) { + panic!("`x suggest` is not supported with `build-metrics`") +} + +/// Suggests a list of possible `x.py` commands to run based on modified files in branch. +#[cfg(not(feature = "build-metrics"))] +pub fn suggest(builder: &Builder<'_>, run: bool) { + let suggestions = + builder.tool_cmd(Tool::SuggestTests).output().expect("failed to run `suggest-tests` tool"); + + if !suggestions.status.success() { + println!("failed to run `suggest-tests` tool ({})", suggestions.status); + println!( + "`suggest_tests` stdout:\n{}`suggest_tests` stderr:\n{}", + String::from_utf8(suggestions.stdout).unwrap(), + String::from_utf8(suggestions.stderr).unwrap() + ); + panic!("failed to run `suggest-tests`"); + } + + let suggestions = String::from_utf8(suggestions.stdout).unwrap(); + let suggestions = suggestions + .lines() + .map(|line| { + let mut sections = line.split_ascii_whitespace(); + + // this code expects one suggestion per line in the following format: + // <x_subcommand> {some number of flags} [optional stage number] + let cmd = sections.next().unwrap(); + let stage = sections.next_back().map(|s| str::parse(s).ok()).flatten(); + let paths: Vec<PathBuf> = sections.map(|p| PathBuf::from_str(p).unwrap()).collect(); + + (cmd, stage, paths) + }) + .collect::<Vec<_>>(); + + if !suggestions.is_empty() { + println!("==== SUGGESTIONS ===="); + for sug in &suggestions { + print!("x {} ", sug.0); + if let Some(stage) = sug.1 { + print!("--stage {stage} "); + } + + for path in &sug.2 { + print!("{} ", path.display()); + } + println!(); + } + println!("====================="); + } else { + println!("No suggestions found!"); + return; + } + + if run { + for sug in suggestions { + let mut build = builder.build.clone(); + + let builder = + Builder::new_standalone(&mut build, Kind::parse(&sug.0).unwrap(), sug.2, sug.1); + + builder.execute_cli() + } + } else { + println!("help: consider using the `--run` flag to automatically run suggested tests"); + } +} |