// Copyright (c) 2019-2021 Alexander Medvednikov. All rights reserved.
// Use of this source code is governed by a GPL license that can be found in the LICENSE file.
module highlight

const lang_path = 'langs'

const langs = init_langs()

pub struct Lang {
    keywords        []string
    lang_extensions []string
    string_start    []string
pub:
    line_comments  string
    mline_comments []string
    color          string
    name           string
}

fn is_source(ext string) bool {
    extension_to_lang(ext) or { return false }
    return true
}

pub fn extension_to_lang(ext string) !Lang {
    ending := ext.split('.').last()
    for lang in langs {
        if ending in lang.lang_extensions {
            return lang
        }
    }
    return error('No language found')
}

fn init_langs() []Lang {
    mut langs_ := []Lang{cap: 16}
    langs_ << init_c()
    langs_ << init_cpp()
    langs_ << init_cs()
    langs_ << init_d()
    langs_ << init_go()
    langs_ << init_java()
    langs_ << init_js()
    langs_ << init_lua()
    langs_ << init_py()
    langs_ << init_rust()
    langs_ << init_ts()
    langs_ << init_v()
    return langs_
}