Auto merge of #56578 - alexreg:cosmetic-1, r=alexreg

Various minor/cosmetic improvements to code

r? @Centril 😄

3 files changed, 6 insertions, 6 deletions

diff --git a/src/libtest/formatters/terse.rs b/src/libtest/formatters/terse.rs
index 6f7dfee53fa..cf15c89fac2 100644
--- a/src/libtest/formatters/terse.rs
+++ b/src/libtest/formatters/terse.rs
@@ -66,7 +66,7 @@ impl<T: Write> TerseFormatter<T> {
         self.write_pretty(result, color)?;
         if self.test_count % QUIET_MODE_MAX_COLUMN == QUIET_MODE_MAX_COLUMN - 1 {
             // we insert a new line every 100 dots in order to flush the
-            // screen when dealing with line-buffered output (e.g. piping to
+            // screen when dealing with line-buffered output (e.g., piping to
             // `stamp` in the rust CI).
             let out = format!(" {}/{}\n", self.test_count+1, self.total_test_count);
             self.write_plain(&out)?;
diff --git a/src/libtest/lib.rs b/src/libtest/lib.rs
index b8711a69147..bca98881db4 100644
--- a/src/libtest/lib.rs
+++ b/src/libtest/lib.rs
@@ -23,7 +23,7 @@
 // running tests while providing a base that other test frameworks may
 // build off of.
 
-// NB: this is also specified in this crate's Cargo.toml, but libsyntax contains logic specific to
+// N.B., this is also specified in this crate's Cargo.toml, but libsyntax contains logic specific to
 // this crate, which relies on this attribute (rather than the value of `--crate-name` passed by
 // cargo) to detect this crate.
 
@@ -100,7 +100,7 @@ mod formatters;
 use formatters::{JsonFormatter, OutputFormatter, PrettyFormatter, TerseFormatter};
 
 // The name of a test. By convention this follows the rules for rust
-// paths; i.e. it should be a series of identifiers separated by double
+// paths; i.e., it should be a series of identifiers separated by double
 // colons. This way if some test runner wants to arrange the tests
 // hierarchically it may.
 
@@ -515,7 +515,7 @@ Test Attributes:
 
 // FIXME: Copied from libsyntax until linkage errors are resolved. Issue #47566
 fn is_nightly() -> bool {
-    // Whether this is a feature-staged build, i.e. on the beta or stable channel
+    // Whether this is a feature-staged build, i.e., on the beta or stable channel
     let disable_unstable_features = option_env!("CFG_DISABLE_UNSTABLE_FEATURES").is_some();
     // Whether we should enable unstable features for bootstrapping
     let bootstrap = env::var("RUSTC_BOOTSTRAP").is_ok();
@@ -1614,7 +1614,7 @@ where
     // be left doing 0 iterations on every loop. The unfortunate
     // side effect of not being able to do as many runs is
     // automatically handled by the statistical analysis below
-    // (i.e. larger error bars).
+    // (i.e., larger error bars).
     n = cmp::max(1, n);
 
     let mut total_run = Duration::new(0, 0);
diff --git a/src/libtest/stats.rs b/src/libtest/stats.rs
index 9a8749712c3..1fad612b946 100644
--- a/src/libtest/stats.rs
+++ b/src/libtest/stats.rs
@@ -224,7 +224,7 @@ impl Stats for [f64] {
                 let x = *s - mean;
                 v = v + x * x;
             }
-            // NB: this is _supposed to be_ len-1, not len. If you
+            // N.B., this is _supposed to be_ len-1, not len. If you
             // change it back to len, you will be calculating a
             // population variance, not a sample variance.
             let denom = (self.len() - 1) as f64;