Fix typos and grammar mistakes (#743)

* Fix typos and grammar mistakes

* Fix broken test for "remove_last_char_works_with_normal_string"

I accidentally "fixed" the missing char in the previous commit.

src/completion/history.rs

@@ -11,7 +11,7 @@ const SELECTION_CHAR: char = '!';
 // It pulls data from the object that contains access to the History
 pub(crate) struct HistoryCompleter<'menu>(&'menu dyn History);
 
-// Safe to implement Send since the Historycompleter should only be used when
+// Safe to implement Send since the HistoryCompleter should only be used when
 // updating the menu and that must happen in the same thread
 unsafe impl<'menu> Send for HistoryCompleter<'menu> {}
 

src/core_editor/editor.rs

@@ -667,7 +667,7 @@ mod test {
     #[rstest]
     #[case("hello world", 0, 'l', 1, false, "lo world")]
     #[case("hello world", 0, 'l', 1, true, "llo world")]
-    #[ignore = "Deleting two consecutives is not implemented correctly and needs the multiplier explicitly."]
+    #[ignore = "Deleting two consecutive chars is not implemented correctly and needs the multiplier explicitly."]
     #[case("hello world", 0, 'l', 2, false, "o world")]
     #[case("hello world", 0, 'h', 1, false, "hello world")]
     #[case("hello world", 0, 'l', 3, true, "ld")]

src/core_editor/line_buffer.rs

@@ -908,7 +908,7 @@ mod test {
     #[case("word and another one", 3, 7)] // repeat calling will move
     #[case("word and another one", 4, 7)] // Starting from whitespace works
     #[case("word\nline two", 0, 3)] // Multiline...
-    #[case("word\nline two", 3, 8)] // ... contineus to next word end
+    #[case("word\nline two", 3, 8)] // ... continues to next word end
     #[case("weirdö characters", 0, 5)] // Multibyte unicode at the word end (latin UTF-8 should be two bytes long)
     #[case("weirdö characters", 5, 17)] // continue with unicode (latin UTF-8 should be two bytes long)
     #[case("weirdö", 0, 5)] // Multibyte unicode at the buffer end is fine as well

src/edit_mode/keybindings.rs

@@ -67,7 +67,7 @@ impl Keybindings {
 
     /// Remove a keybinding
     ///
-    /// Returns `Some(ReedlineEvent)` if the keycombination was previously bound to a particular [`ReedlineEvent`]
+    /// Returns `Some(ReedlineEvent)` if the key combination was previously bound to a particular [`ReedlineEvent`]
     pub fn remove_binding(
         &mut self,
         modifier: KeyModifiers,

src/engine.rs

@@ -657,7 +657,7 @@ impl Reedline {
         Ok(())
     }
 
-    /// Clear the screen and the scollback buffer of the terminal
+    /// Clear the screen and the scrollback buffer of the terminal
     pub fn clear_scrollback(&mut self) -> Result<()> {
         self.painter.clear_scrollback()?;
 

src/external_printer.rs

@@ -55,7 +55,7 @@ where
         self.sender.send(line)
     }
 
-    /// Convenience method to get a line if any, doesn´t block.
+    /// Convenience method to get a line if any, doesn't block.
     pub fn get_line(&self) -> Option<T> {
         self.receiver.try_recv().ok()
     }

src/highlighter/example.rs

@@ -4,13 +4,13 @@ use nu_ansi_term::{Color, Style};
 
 pub static DEFAULT_BUFFER_MATCH_COLOR: Color = Color::Green;
 pub static DEFAULT_BUFFER_NEUTRAL_COLOR: Color = Color::White;
-pub static DEFAULT_BUFFER_NOTMATCH_COLOR: Color = Color::Red;
+pub static DEFAULT_BUFFER_NOT_MATCH_COLOR: Color = Color::Red;
 
 /// A simple, example highlighter that shows how to highlight keywords
 pub struct ExampleHighlighter {
     external_commands: Vec<String>,
     match_color: Color,
-    notmatch_color: Color,
+    not_match_color: Color,
     neutral_color: Color,
 }
 
@@ -51,7 +51,7 @@ impl Highlighter for ExampleHighlighter {
         } else if self.external_commands.is_empty() {
             styled_text.push((Style::new().fg(self.neutral_color), line.to_string()));
         } else {
-            styled_text.push((Style::new().fg(self.notmatch_color), line.to_string()));
+            styled_text.push((Style::new().fg(self.not_match_color), line.to_string()));
         }
 
         styled_text
@@ -63,7 +63,7 @@ impl ExampleHighlighter {
         ExampleHighlighter {
             external_commands,
             match_color: DEFAULT_BUFFER_MATCH_COLOR,
-            notmatch_color: DEFAULT_BUFFER_NOTMATCH_COLOR,
+            not_match_color: DEFAULT_BUFFER_NOT_MATCH_COLOR,
             neutral_color: DEFAULT_BUFFER_NEUTRAL_COLOR,
         }
     }
@@ -76,7 +76,7 @@ impl ExampleHighlighter {
         neutral_color: Color,
     ) {
         self.match_color = match_color;
-        self.notmatch_color = notmatch_color;
+        self.not_match_color = notmatch_color;
         self.neutral_color = neutral_color;
     }
 }

src/history/cursor.rs

@@ -510,7 +510,7 @@ mod tests {
     }
 
     #[test]
-    fn concurrent_histories_dont_erase_eachother() -> Result<()> {
+    fn concurrent_histories_do_not_erase_each_other() -> Result<()> {
         use tempfile::tempdir;
 
         let tmp = tempdir().unwrap();

src/menu/ide_menu.rs

@@ -893,7 +893,7 @@ impl Menu for IdeMenu {
                 ));
             }
 
-            let decsription_height =
+            let description_height =
                 available_lines.min(self.default_details.max_description_height);
             let description_lines = self
                 .get_value()
@@ -903,7 +903,7 @@ impl Menu for IdeMenu {
                         description,
                         use_ansi_coloring,
                         self.working_details.description_width,
-                        decsription_height,
+                        description_height,
                         self.working_details.description_width, // the width has already been calculated
                     )
                 })

src/painting/utils.rs

@@ -51,7 +51,7 @@ pub(crate) fn estimate_required_lines(input: &str, screen_width: u16) -> usize {
 
 /// Reports the additional lines needed due to wrapping for the given line.
 ///
-/// Does not account for any potential linebreaks in `line`
+/// Does not account for any potential line breaks in `line`
 ///
 /// If `line` fits in `terminal_columns` returns 0
 pub(crate) fn estimate_single_line_wraps(line: &str, terminal_columns: u16) -> usize {

src/prompt/base.rs

@@ -101,7 +101,7 @@ pub trait Prompt: Send {
     fn get_prompt_color(&self) -> Color {
         DEFAULT_PROMPT_COLOR
     }
-    /// Get the default multilince prompt color
+    /// Get the default multiline prompt color
     fn get_prompt_multiline_color(&self) -> nu_ansi_term::Color {
         DEFAULT_PROMPT_MULTILINE_COLOR
     }