Lint: Use is_empty().

  - https://rust-lang.github.io/rust-clippy/master/index.html#len_zero

  - https://rust-lang.github.io/rust-clippy/master/index.html#comparison_to_empty

3 files changed, 4 insertions, 4 deletions

diff --git a/ipc/src/assuan/mod.rs b/ipc/src/assuan/mod.rs
index a3276210..6bbab37f 100644
--- a/ipc/src/assuan/mod.rs
+++ b/ipc/src/assuan/mod.rs
@@ -163,7 +163,7 @@ impl Client {
         let mut data = data.as_ref();
         let mut request = Vec::with_capacity(data.len());
         while ! data.is_empty() {
-            if request.len() > 0 {
+            if !request.is_empty() {
                 request.push(0x0a);
             }
             write!(&mut request, "D ").unwrap();
diff --git a/ipc/src/gnupg.rs b/ipc/src/gnupg.rs
index 1492345c..1d6b49bf 100644
--- a/ipc/src/gnupg.rs
+++ b/ipc/src/gnupg.rs
@@ -179,7 +179,7 @@ impl Context {
         if output.status.success() {
             let mut result = Vec::new();
             for mut line in output.stdout.split(nl) {
-                if line.len() == 0 {
+                if line.is_empty() {
                     // EOF.
                     break;
                 }
diff --git a/ipc/src/sexp.rs b/ipc/src/sexp.rs
index 771eee18..3d25862d 100644
--- a/ipc/src/sexp.rs
+++ b/ipc/src/sexp.rs
@@ -97,11 +97,11 @@ impl Sexp {
                     }
 
                     // Skip non-zero bytes.
-                    while s.len() > 0 && s[0] > 0 {
+                    while !s.is_empty() && s[0] > 0 {
                         s = &s[1..];
                     }
 
-                    if s.len() == 0 {
+                    if s.is_empty() {
                         return Err(Error::MalformedMPI(
                             "Invalid DEK encoding, no zero found".into())
                                    .into());