Simpler highlight method

examples/advanced.rs

@@ -1,5 +1,5 @@
 /// A program that prints its own source code using the bat library
-use bat::{LineRange, PagingMode, PrettyPrinter, WrappingMode};
+use bat::{PagingMode, PrettyPrinter, WrappingMode};
 
 fn main() {
     PrettyPrinter::new()
@@ -8,7 +8,7 @@ fn main() {
         .line_numbers(true)
         .use_italics(true)
         // The following line will be highlighted in the output:
-        .highlight(LineRange::new(line!() as usize, line!() as usize))
+        .highlight(line!() as usize)
         .theme("1337")
         .wrapping_mode(WrappingMode::Character)
         .paging_mode(PagingMode::QuitIfOneScreen)

src/lib.rs

@@ -37,7 +37,6 @@ pub(crate) mod syntax_mapping;
 mod terminal;
 pub(crate) mod wrapping;
 
-pub use line_range::LineRange;
 pub use pretty_printer::PrettyPrinter;
 pub use syntax_mapping::{MappingTarget, SyntaxMapping};
 pub use wrapping::WrappingMode;

src/pretty_printer.rs

@@ -10,9 +10,9 @@ use crate::{
     controller::Controller,
     error::Result,
     input::Input,
-    line_range::{HighlightedLineRanges, LineRanges},
+    line_range::{HighlightedLineRanges, LineRange, LineRanges},
     style::{StyleComponent, StyleComponents},
-    LineRange, SyntaxMapping, WrappingMode,
+    SyntaxMapping, WrappingMode,
 };
 
 #[cfg(feature = "paging")]
@@ -209,11 +209,19 @@ impl<'a> PrettyPrinter<'a> {
         self
     }
 
+    /// Specify a line that should be highlighted (default: none).
+    /// This can be called multiple times to highlight more than one
+    /// line. See also: highlight_range.
+    pub fn highlight(&mut self, line: usize) -> &mut Self {
+        self.highlighted_lines.push(LineRange::new(line, line));
+        self
+    }
+
     /// Specify a range of lines that should be highlighted (default: none).
     /// This can be called multiple times to highlight more than one range
     /// of lines.
-    pub fn highlight(&mut self, range: LineRange) -> &mut Self {
-        self.highlighted_lines.push(range);
+    pub fn highlight_range(&mut self, from: usize, to: usize) -> &mut Self {
+        self.highlighted_lines.push(LineRange::new(from, to));
         self
     }