tree-sitter/cli/src/query/assert.rs

use super::super::error::Result;
use lazy_static::lazy_static;
use regex::Regex;
use std::fs;
use tree_sitter::Point;

// TODO: It would be cooler to do this with a comments query rather than with a regex
// directly.
lazy_static! {
    static ref METADATA_PAIR_REGEX: Regex = Regex::new(r#"(\w+): ([^\s,]+)"#).unwrap();
    static ref NUMBER_REGEX: Regex = Regex::new(r#"\d+"#).unwrap();
}

pub struct CaptureInfo {
    pub name: String,
}

#[derive(Debug, Eq, PartialEq)]
struct Assertion {
    position: Point,
    line_numbers: Vec<usize>,
    capture_type: String,
}

pub fn assert_expected_captures(_captures: Vec<CaptureInfo>, path: String) -> Result<()> {
    let contents = fs::read_to_string(path)?;
    for m in METADATA_PAIR_REGEX.captures_iter(&contents) {
        println!("pair: {:?}", m);
    }
    Ok(())
}