author | Simon Sapin <simon.sapin@octobus.net> |
Tue, 26 Jan 2021 19:07:24 +0100 | |
changeset 46502 | 3e2d539d0d1a |
parent 46167 | 8a4914397d02 |
child 46504 | 252d1bdba33d |
permissions | -rw-r--r-- |
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use crate::commands::Command; |
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use crate::error::CommandError; |
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use crate::ui::utf8_to_local; |
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use crate::ui::Ui; |
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use hg::operations::{debug_data, DebugDataError, DebugDataKind}; |
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use hg::repo::Repo; |
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use micro_timer::timed; |
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pub const HELP_TEXT: &str = " |
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Dump the contents of a data file revision |
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"; |
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pub struct DebugDataCommand<'a> { |
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rev: &'a str, |
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kind: DebugDataKind, |
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} |
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impl<'a> DebugDataCommand<'a> { |
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pub fn new(rev: &'a str, kind: DebugDataKind) -> Self { |
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DebugDataCommand { rev, kind } |
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} |
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} |
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impl<'a> Command for DebugDataCommand<'a> { |
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#[timed] |
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fn run(&self, ui: &Ui) -> Result<(), CommandError> { |
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let repo = Repo::find()?; |
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let data = debug_data(&repo, self.rev, self.kind) |
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.map_err(|e| to_command_error(self.rev, e))?; |
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let mut stdout = ui.stdout_buffer(); |
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stdout.write_all(&data)?; |
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stdout.flush()?; |
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Ok(()) |
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} |
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} |
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/// Convert operation errors to command errors |
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fn to_command_error(rev: &str, err: DebugDataError) -> CommandError { |
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match err { |
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DebugDataError::IoError(err) => CommandError::Abort(Some( |
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utf8_to_local(&format!("abort: {}\n", err)).into(), |
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)), |
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DebugDataError::InvalidRevision => CommandError::Abort(Some( |
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utf8_to_local(&format!( |
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"abort: invalid revision identifier{}\n", |
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rev |
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)) |
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.into(), |
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)), |
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DebugDataError::AmbiguousPrefix => CommandError::Abort(Some( |
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utf8_to_local(&format!( |
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"abort: ambiguous revision identifier{}\n", |
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rev |
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)) |
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.into(), |
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)), |
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DebugDataError::UnsuportedRevlogVersion(version) => { |
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CommandError::Abort(Some( |
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utf8_to_local(&format!( |
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"abort: unsupported revlog version {}\n", |
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version |
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)) |
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.into(), |
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)) |
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} |
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DebugDataError::CorruptedRevlog => { |
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CommandError::Abort(Some("abort: corrupted revlog\n".into())) |
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} |
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DebugDataError::UnknowRevlogDataFormat(format) => { |
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CommandError::Abort(Some( |
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utf8_to_local(&format!( |
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"abort: unknow revlog dataformat {:?}\n", |
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format |
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)) |
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.into(), |
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)) |
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} |
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} |
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} |