Mercurial > hg
comparison rust/rhg/src/commands/cat.rs @ 45937:2ad2745e0be9
rhg: exit with relevant code for unsupported requirements
Differential Revision: https://phab.mercurial-scm.org/D9399
author | Simon Sapin <simon-commits@exyr.org> |
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date | Tue, 24 Nov 2020 18:52:38 +0100 |
parents | db11f8f39caf |
children | 904647f7d983 |
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45936:0ce15a8c7b8b | 45937:2ad2745e0be9 |
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2 use crate::error::{CommandError, CommandErrorKind}; | 2 use crate::error::{CommandError, CommandErrorKind}; |
3 use crate::ui::utf8_to_local; | 3 use crate::ui::utf8_to_local; |
4 use crate::ui::Ui; | 4 use crate::ui::Ui; |
5 use hg::operations::FindRoot; | 5 use hg::operations::FindRoot; |
6 use hg::operations::{CatRev, CatRevError, CatRevErrorKind}; | 6 use hg::operations::{CatRev, CatRevError, CatRevErrorKind}; |
7 use hg::requirements; | |
7 use hg::utils::hg_path::HgPathBuf; | 8 use hg::utils::hg_path::HgPathBuf; |
8 use micro_timer::timed; | 9 use micro_timer::timed; |
9 use std::convert::TryFrom; | 10 use std::convert::TryFrom; |
10 | 11 |
11 pub const HELP_TEXT: &str = " | 12 pub const HELP_TEXT: &str = " |
30 | 31 |
31 impl<'a> Command for CatCommand<'a> { | 32 impl<'a> Command for CatCommand<'a> { |
32 #[timed] | 33 #[timed] |
33 fn run(&self, ui: &Ui) -> Result<(), CommandError> { | 34 fn run(&self, ui: &Ui) -> Result<(), CommandError> { |
34 let root = FindRoot::new().run()?; | 35 let root = FindRoot::new().run()?; |
36 requirements::check(&root)?; | |
35 let cwd = std::env::current_dir() | 37 let cwd = std::env::current_dir() |
36 .or_else(|e| Err(CommandErrorKind::CurrentDirNotFound(e)))?; | 38 .or_else(|e| Err(CommandErrorKind::CurrentDirNotFound(e)))?; |
37 | 39 |
38 let mut files = vec![]; | 40 let mut files = vec![]; |
39 for file in self.files.iter() { | 41 for file in self.files.iter() { |