use crate::OutputFormat; /// A general purpose context for many operations provided herepub struct Context<W1: std::io::Write, W2: std::io::Write> { /// A stream to which to output errors pub err: W2, /// A stream to which to output operation results pub out: W1, pub output_statistics: Option<OutputFormat>,} impl Default for Context<Vec<u8>, Vec<u8>> { fn default() -> Self { Context { err: Vec::new(), out: Vec::new(), output_statistics: None, } }} pub(crate) mod function { use std::{io, path::Path}; use crate::OutputFormat; use anyhow::Result; use gix::commitgraph::{Graph, verify::Outcome}; pub fn verify<W1, W2>( path: impl AsRef<Path>, super::Context { err: _err, mut out, output_statistics, }: super::Context<W1, W2>, ) -> Result<Outcome> where W1: io::Write, W2: io::Write, { let g = Graph::at(path.as_ref())?; #[allow(clippy::unnecessary_wraps, unknown_lints)] fn noop_processor(_commit: &gix::commitgraph::file::Commit<'_>) -> std::result::Result<(), std::fmt::Error> { Ok(()) } let stats = g.verify_integrity(noop_processor)?; #[cfg_attr(not(feature = "serde"), allow(clippy::single_match))] match output_statistics { Some(OutputFormat::Human) => drop(print_human_output(&mut out, &stats)), #[cfg(feature = "serde")] Some(OutputFormat::Json) => serde_json::to_writer_pretty(out, &stats)?, _ => {} } Ok(stats) } fn print_human_output(out: &mut impl io::Write, stats: &Outcome) -> io::Result<()> { writeln!(out, "number of commits with the given number of parents")?; let mut parent_counts: Vec<_> = stats.parent_counts.iter().map(|(a, b)| (*a, *b)).collect(); parent_counts.sort_by_key(|e| e.0); for (parent_count, commit_count) in parent_counts.into_iter() { writeln!(out, "\t{parent_count:>2}: {commit_count}")?; } writeln!(out, "\t->: {}", stats.num_commits)?; write!(out, "\nlongest path length between two commits: ")?; if let Some(n) = stats.longest_path_length { writeln!(out, "{n}")?; } else { writeln!(out, "unknown")?; } Ok(()) }}
use crate::OutputFormat;
/// A general purpose context for many operations provided here
pub struct Context<W1: std::io::Write, W2: std::io::Write> {
/// A stream to which to output errors
pub err: W2,
/// A stream to which to output operation results
pub out: W1,
pub output_statistics: Option<OutputFormat>,
}
impl Default for Context<Vec<u8>, Vec<u8>> {
fn default() -> Self {
Context {
err: Vec::new(),
out: Vec::new(),
output_statistics: None,
}
}
}
pub(crate) mod function {
use std::{io, path::Path};
use crate::OutputFormat;
use anyhow::Result;
use gix::commitgraph::{Graph, verify::Outcome};
pub fn verify<W1, W2>(
path: impl AsRef<Path>,
super::Context {
err: _err,
mut out,
output_statistics,
}: super::Context<W1, W2>,
) -> Result<Outcome>
where
W1: io::Write,
W2: io::Write,
{
let g = Graph::at(path.as_ref())?;
#[allow(clippy::unnecessary_wraps, unknown_lints)]
fn noop_processor(_commit: &gix::commitgraph::file::Commit<'_>) -> std::result::Result<(), std::fmt::Error> {
Ok(())
}
let stats = g.verify_integrity(noop_processor)?;
#[cfg_attr(not(feature = "serde"), allow(clippy::single_match))]
match output_statistics {
Some(OutputFormat::Human) => drop(print_human_output(&mut out, &stats)),
#[cfg(feature = "serde")]
Some(OutputFormat::Json) => serde_json::to_writer_pretty(out, &stats)?,
_ => {}
}
Ok(stats)
}
fn print_human_output(out: &mut impl io::Write, stats: &Outcome) -> io::Result<()> {
writeln!(out, "number of commits with the given number of parents")?;
let mut parent_counts: Vec<_> = stats.parent_counts.iter().map(|(a, b)| (*a, *b)).collect();
parent_counts.sort_by_key(|e| e.0);
for (parent_count, commit_count) in parent_counts.into_iter() {
writeln!(out, "\t{parent_count:>2}: {commit_count}")?;
}
writeln!(out, "\t->: {}", stats.num_commits)?;
write!(out, "\nlongest path length between two commits: ")?;
if let Some(n) = stats.longest_path_length {
writeln!(out, "{n}")?;
} else {
writeln!(out, "unknown")?;
}
Ok(())
}
}