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annotate rust/rhg/src/commands/debugignorerhg.rs @ 52774:94e2547e6f3d

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rust: move code from utils to utils::strings This moves string-related functions in hg::utils into the recently added hg::utils::strings module.
author Mitchell Kember <mkember@janestreet.com>
date Thu, 16 Jan 2025 13:15:02 -0500
parents b89c934e6269
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 use crate::error::CommandError;
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2 use crate::ui::Ui;
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3 use clap::Arg;
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4 use hg::dirstate::status::StatusError;
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5 use hg::filepatterns::RegexCompleteness;
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6 use hg::matchers::{get_ignore_matcher_pre, ReSyntax};
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7 use hg::repo::Repo;
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8 use log::warn;
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9
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10 pub const HELP_TEXT: &str = "
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11 Show effective hgignore patterns used by rhg.
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12
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13 This is a pure Rust version of `hg debugignore`.
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14
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15 Some options might be missing, check the list below.
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16 ";
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17
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18 pub fn args() -> clap::Command {
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19 clap::command!("debugignorerhg")
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20 .arg(
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21 Arg::new("all-patterns")
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22 .help("include all patterns, including ones for exact file matches")
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23 .short('a')
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24 .action(clap::ArgAction::SetTrue)
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25 .long("all-patterns"),
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26 ).about(HELP_TEXT)
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27 }
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28
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29 pub enum WhichPatterns {
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30 All,
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31 SlowPathOnly,
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32 }
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33
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34 pub fn work(
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35 repo: &Repo,
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36 ui: &Ui,
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37 which: WhichPatterns,
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38 syntax: ReSyntax,
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39 ) -> Result<(), CommandError> {
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40 let ignore_file = repo.working_directory_vfs().join(".hgignore"); // TODO hardcoded
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41 let all_patterns = matches!(which, WhichPatterns::All);
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42
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43 let (ignore_matcher, warnings) = get_ignore_matcher_pre(
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44 vec![ignore_file],
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45 repo.working_directory_path(),
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46 &mut |_source, _pattern_bytes| (),
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47 )
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48 .map_err(StatusError::from)?;
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49
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50 let regex_config = if all_patterns {
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51 RegexCompleteness::Complete
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52 } else {
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53 RegexCompleteness::ExcludeExactFiles
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54 };
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55 let ignore_matcher = ignore_matcher
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56 .build_debug_matcher(regex_config)
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57 .map_err(StatusError::from)?;
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58
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59 if !warnings.is_empty() {
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60 warn!("Pattern warnings: {:?}", &warnings);
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61 }
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62
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63 let patterns = ignore_matcher.debug_get_patterns(syntax);
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64 ui.write_stdout(&patterns)?;
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65 ui.write_stdout(b"\n")?;
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66 Ok(())
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67 }
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68
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69 pub fn run(invocation: &crate::CliInvocation) -> Result<(), CommandError> {
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70 let repo = invocation.repo?;
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71 let args = invocation.subcommand_args;
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72
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73 let all_patterns = args.get_flag("all-patterns");
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74 let patterns = if all_patterns {
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75 WhichPatterns::All
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76 } else {
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77 WhichPatterns::SlowPathOnly
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78 };
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79
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80 work(repo, invocation.ui, patterns, ReSyntax::Internal)
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81 }