jsonc-parser 0.17.0

#![feature(test)]

extern crate test;

use jsonc_parser::{parse_to_ast, parse_to_value, ParseOptions};
use std::fs::read_to_string;
use test::Bencher;

#[bench]
fn citm_catalog_json_large_ast(b: &mut Bencher) {
    bench_ast(b, &get_citm_catalog_json_large());
}

#[bench]
fn citm_catalog_json_large_value(b: &mut Bencher) {
    bench_value(b, &get_citm_catalog_json_large());
}

#[bench]
fn tsconfig_json_ast(b: &mut Bencher) {
    bench_ast(b, &get_tsconfig_json());
}

#[bench]
fn tsconfig_json_value(b: &mut Bencher) {
    bench_value(b, &get_tsconfig_json());
}

#[bench]
fn package_json_ast(b: &mut Bencher) {
    bench_ast(b, &get_package_json());
}

#[bench]
fn package_json_value(b: &mut Bencher) {
    bench_value(b, &get_package_json());
}

// bench helpers

fn bench_ast(b: &mut Bencher, json_text: &str) {
    b.iter(|| {
        parse_to_ast(&json_text, &ParseOptions::default()).unwrap();
    });
}

fn bench_value(b: &mut Bencher, json_text: &str) {
    b.iter(|| {
        parse_to_value(&json_text).unwrap();
    });
}

// data

fn get_citm_catalog_json_large() -> String {
    create_json_array_of_object(&get_citm_catalog_json(), 6)
}

fn get_citm_catalog_json() -> String {
    // from https://github.com/serde-rs/json-benchmark/blob/master/data/citm_catalog.json
    read_to_string("benches/data/citm_catalog.json").unwrap()
}

fn get_tsconfig_json() -> String {
    read_to_string("benches/data/tsconfig.json").unwrap()
}

fn get_package_json() -> String {
    read_to_string("benches/data/package.json").unwrap()
}

fn create_json_array_of_object(text: &str, length: usize) -> String {
    let mut result = String::new();
    result.push_str("[");
    for i in 0..length {
        if i > 0 {
            result.push_str(",");
        }
        result.push_str(text);
    }
    result.push_str("]");
    result
}