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Diffstat (limited to 'subplotlib/src/steplibrary/datadir.rs')
-rw-r--r-- | subplotlib/src/steplibrary/datadir.rs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/subplotlib/src/steplibrary/datadir.rs b/subplotlib/src/steplibrary/datadir.rs index 8aa6f00..88e6375 100644 --- a/subplotlib/src/steplibrary/datadir.rs +++ b/subplotlib/src/steplibrary/datadir.rs @@ -91,6 +91,17 @@ impl Datadir { .open(full_path)? } + /// Open a file for reading + #[throws(StepError)] + pub fn open_read<S: AsRef<Path>>(&self, subpath: S) -> File { + let full_path = self.canonicalise_filename(subpath)?; + OpenOptions::new() + .create(false) + .write(false) + .read(true) + .open(full_path)? + } + #[throws(StepError)] pub fn create_dir_all<S: AsRef<Path>>(&self, subpath: S) { let full_path = self.canonicalise_filename(subpath)?; |