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-rw-r--r--src/backends/dialog.rs22
-rw-r--r--src/backends/kdialog.rs32
-rw-r--r--src/backends/mod.rs2
-rw-r--r--src/backends/stdio.rs2
-rw-r--r--src/backends/zenity.rs34
5 files changed, 41 insertions, 51 deletions
diff --git a/src/backends/dialog.rs b/src/backends/dialog.rs
index e681caf..85b0294 100644
--- a/src/backends/dialog.rs
+++ b/src/backends/dialog.rs
@@ -111,19 +111,17 @@ fn get_choice(status: process::ExitStatus) -> Result<Choice> {
fn get_stderr(output: process::Output) -> Result<Option<String>> {
if output.status.success() {
String::from_utf8(output.stderr)
- .map(|s| Some(s))
- .map_err(|err| Error::from(err))
- } else {
- if let Some(code) = output.status.code() {
- match code {
- 0 => Ok(None),
- 1 => Ok(None),
- 255 => Ok(None),
- _ => Err(Error::from(("dialog", output.status))),
- }
- } else {
- Err(Error::from(("dialog", output.status)))
+ .map(Some)
+ .map_err(Error::from)
+ } else if let Some(code) = output.status.code() {
+ match code {
+ 0 => Ok(None),
+ 1 => Ok(None),
+ 255 => Ok(None),
+ _ => Err(Error::from(("dialog", output.status))),
}
+ } else {
+ Err(Error::from(("dialog", output.status)))
}
}
diff --git a/src/backends/kdialog.rs b/src/backends/kdialog.rs
index 153e4c5..34070c4 100644
--- a/src/backends/kdialog.rs
+++ b/src/backends/kdialog.rs
@@ -72,15 +72,13 @@ impl AsRef<KDialog> for KDialog {
fn require_success(status: process::ExitStatus) -> Result<()> {
if status.success() {
Ok(())
- } else {
- if let Some(code) = status.code() {
- match code {
- CANCEL => Ok(()),
- _ => Err(Error::from(("kdialog", status))),
- }
- } else {
- Err(Error::from(("kdialog", status)))
+ } else if let Some(code) = status.code() {
+ match code {
+ CANCEL => Ok(()),
+ _ => Err(Error::from(("kdialog", status))),
}
+ } else {
+ Err(Error::from(("kdialog", status)))
}
}
@@ -100,17 +98,15 @@ fn get_stdout(output: process::Output) -> Result<Option<String>> {
if output.status.success() {
String::from_utf8(output.stdout)
.map(|s| Some(s.trim_end_matches('\n').to_string()))
- .map_err(|err| Error::from(err))
- } else {
- if let Some(code) = output.status.code() {
- match code {
- OK => Ok(None),
- CANCEL => Ok(None),
- _ => Err(Error::from(("kdialog", output.status))),
- }
- } else {
- Err(Error::from(("kdialog", output.status)))
+ .map_err(Error::from)
+ } else if let Some(code) = output.status.code() {
+ match code {
+ OK => Ok(None),
+ CANCEL => Ok(None),
+ _ => Err(Error::from(("kdialog", output.status))),
}
+ } else {
+ Err(Error::from(("kdialog", output.status)))
}
}
diff --git a/src/backends/mod.rs b/src/backends/mod.rs
index f69322f..1331323 100644
--- a/src/backends/mod.rs
+++ b/src/backends/mod.rs
@@ -41,7 +41,7 @@ pub trait Backend {
pub(crate) fn is_available(name: &str) -> bool {
if let Ok(path) = env::var("PATH") {
- for part in path.split(":") {
+ for part in path.split(':') {
if path::Path::new(part).join(name).exists() {
return true;
}
diff --git a/src/backends/stdio.rs b/src/backends/stdio.rs
index 6838ef1..4e4c8ec 100644
--- a/src/backends/stdio.rs
+++ b/src/backends/stdio.rs
@@ -35,7 +35,7 @@ fn print_title(title: &Option<String>) {
fn read_input() -> Result<String> {
let mut input = String::new();
io::stdin().read_line(&mut input)?;
- Ok(input.trim_end_matches("\n").to_string())
+ Ok(input.trim_end_matches('\n').to_string())
}
fn parse_choice(input: &str) -> Choice {
diff --git a/src/backends/zenity.rs b/src/backends/zenity.rs
index 85206b3..12e052b 100644
--- a/src/backends/zenity.rs
+++ b/src/backends/zenity.rs
@@ -101,15 +101,13 @@ impl AsRef<Zenity> for Zenity {
fn require_success(status: process::ExitStatus) -> Result<()> {
if status.success() {
Ok(())
- } else {
- if let Some(code) = status.code() {
- match code {
- 5 => Ok(()),
- _ => Err(Error::from(("zenity", status))),
- }
- } else {
- Err(Error::from(("zenity", status)))
+ } else if let Some(code) = status.code() {
+ match code {
+ 5 => Ok(()),
+ _ => Err(Error::from(("zenity", status))),
}
+ } else {
+ Err(Error::from(("zenity", status)))
}
}
@@ -130,18 +128,16 @@ fn get_stdout(output: process::Output) -> Result<Option<String>> {
if output.status.success() {
String::from_utf8(output.stdout)
.map(|s| Some(s.trim_end_matches('\n').to_string()))
- .map_err(|err| Error::from(err))
- } else {
- if let Some(code) = output.status.code() {
- match code {
- 0 => Ok(None),
- 1 => Ok(None),
- 5 => Ok(None),
- _ => Err(Error::from(("zenity", output.status))),
- }
- } else {
- Err(Error::from(("zenity", output.status)))
+ .map_err(Error::from)
+ } else if let Some(code) = output.status.code() {
+ match code {
+ 0 => Ok(None),
+ 1 => Ok(None),
+ 5 => Ok(None),
+ _ => Err(Error::from(("zenity", output.status))),
}
+ } else {
+ Err(Error::from(("zenity", output.status)))
}
}