SimenB/stylint

'use strict'


/**
 * @description checks that the # of spaces used is consistent
 * @returns {boolean} true if # of spaces correct, false if not
 */
var indentPref = function() {
    var spaces = this.state.conf
    var context = this.state.context

    if ( typeof spaces !== 'number' ) { return }

    var indentCorrect = true

    if ( context % 1 !== 0 ) {
        indentCorrect = false
    }

    // if spaces === 2 and context === 1.5 (meaning 1.5 levels... or 3 spaces)
    // then the index for the warning msg is 2 * 1.5, or 3 spaces
    var index = spaces * context

    if ( indentCorrect === false ) {
        this.msg( 'incorrect # of spaces for indent, use ' + spaces, index )
    }

    return indentCorrect
}

module.exports = indentPref