Highlighter

An extendable syntax highlighter written in Rust.

Installation

Simply add highlighter to your dependencies: toml [dependencies] highlighter = "0.1.1-alpha"

Basic Usage

```rust use highlighter::{highlight_language, HighlightTargetHtml};

fn main() { let result = highlight_language("brainheck", "++++++++ set current cell to 8").unwrap().unwrap(); let html = HighlightTargetHtml::new() .build(result); println!(html); } ```

Implementing Languages

To extend Highlighter, make a structure which implements the Language trait.

```rust extern crate highlighter;

use highlighter::{core::language::{Language, Scope}, highlight, HighlighterTargetHtml};

/// My example programming language pub struct MyLanguage;

impl Language for MyLanguage { fn name(&self) -> String { "my-language".to_string() }

fn init(&self, cx: &mut highlighter::core::LexerContext) -> Result<(), highlighter::core::Error> {
    // Initialize the tokens in your language.
    cx.token(Scope::KeywordControl, "\\b(if|else|while|continue|break|return)\\b")?;
    cx.token(Scope::StorageType, "\\b(var|function)\\b")?;
    cx.token(Scope::ConstantNumber, "\\b([0-9][0-9_]*)\\b")?;
    cx.token(Scope::ConstantLanguage, "\\b(true|false)\\b")?;
    Ok(())
}

}

fn main() { let tokens = highlight(MyLanguage, "var i = 0;").unwrap(); let html = HighlighterTargetHtml::new() .build(tokens);

println!("{}", html);

} ```