//! Syntax highlighting trait for fenced code blocks in markdown.

use ratatui::style::Style;

/// Produce styled spans from a single line of source code.
pub trait CodeHighlighter {
    fn highlight(&self, line: &str) -> Vec<(Style, String)>;
}

/// Pass-through highlighter that applies no styling.
pub struct NoHighlight;

impl CodeHighlighter for NoHighlight {
    fn highlight(&self, line: &str) -> Vec<(Style, String)> {
        vec![(Style::default(), line.to_string())]
    }
}