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PagerKind::from(): Simplify

This commit is contained in:
Martin Nordholts 2021-01-10 13:27:17 +01:00
parent c2c2b0211a
commit 7809008016
1 changed files with 9 additions and 14 deletions
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23
src/pager.rs
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@ -38,23 +38,18 @@ pub(crate) enum PagerKind {
impl PagerKind { impl PagerKind {
fn from_bin(bin: &str) -> PagerKind { fn from_bin(bin: &str) -> PagerKind {
use std::ffi::OsStr;
use std::path::Path; use std::path::Path;
let stem = Path::new(bin) match Path::new(bin)
.file_stem() .file_stem()
.unwrap_or_else(|| OsStr::new("unknown")); .map(|s| s.to_string_lossy())
.as_deref()
if stem == OsStr::new("bat") { {
PagerKind::Bat Some("bat") => PagerKind::Bat,
} else if stem == OsStr::new("less") { Some("less") => PagerKind::Less,
PagerKind::Less Some("more") => PagerKind::More,
} else if stem == OsStr::new("more") { Some("most") => PagerKind::Most,
PagerKind::More _ => PagerKind::Unknown,
} else if stem == OsStr::new("most") {
PagerKind::Most
} else {
PagerKind::Unknown
} }
} }
} }