'use strict';

var implicitSetter = require('../parsers').implicitSetter;

// the valid border-styles:
var styles = ['none', 'hidden', 'dotted', 'dashed', 'solid', 'double', 'groove', 'ridge', 'inset', 'outset'];

module.exports.isValid = function parse(v) {
    return typeof v === 'string' && (v === '' || styles.indexOf(v) !== -1);
};
var isValid = module.exports.isValid;

var parser = function (v) {
    if (isValid(v)) {
        return v.toLowerCase();
    }
    return undefined;
};

module.exports.definition = {
    set: implicitSetter('border', 'style', isValid, parser),
    get: function () {
        return this.getPropertyValue('border-style');
    },
    enumerable: true,
    configurable: true
};