_me-support-old-flex-implementation()
    return me-support-safari <= 6 or me-support-android-browser <= 4.3 or me-support-chrome <= 20 or me-support-ios-safari <= 6.1 or me-support-blackberry-browser <= 7

me-display( value, args... )
    if value == flex
        if me-vendors-prefixes isnt false and !( flex in me-support-ignore-features ) and !( flexbox in me-support-ignore-features )
            if _me-support-old-flex-implementation()
                display: -webkit-box args
            for prefix in caniuse-prefixes( "flexbox" )
                if prefix is "webkit"
                    display: -webkit-flex args
                if prefix is "moz"
                    display: -moz-box args
                if prefix is "ms"
                    display: -ms-flexbox args
        display: flex args
    else if value == inline-flex
        if me-vendors-prefixes isnt false and !( flex in me-support-ignore-features ) and !( flexbox in me-support-ignore-features )
            for prefix in caniuse-prefixes( "flexbox" )
                display: unquote( "-" + prefix + "-inline-flex" ) args
        display: inline-flex args
    else
        display: value args

display = me-display unless me-no-conflict

unless me-no-conflict
    flex-grow()
        me-vendor( "flex-grow", arguments, feature: "flexbox" )

    flex-basis()
        me-vendor( "flex-basis", arguments, feature: "flexbox" )

    flex-direction( value, args... )
        if me-vendors-prefixes isnt false and !( flex in me-support-ignore-features ) and !( flexbox in me-support-ignore-features )
            if _me-support-old-flex-implementation()
                if value is row
                    -webkit-box-orient: vertical args
                    -webkit-box-direction: normal args
                if value is row-reverse
                    -webkit-box-orient: vertical args
                    -webkit-box-direction: reverse args
                if value is column
                    -webkit-box-orient: horizontal args
                    -webkit-box-direction: normal args
                if value is column-reverse
                    -webkit-box-orient: horizontal args
                    -webkit-box-direction: reverse args
            for prefix in caniuse-prefixes( "flexbox" )
                if prefix is "moz" and me-support-firefox <= 20
                    if value is row
                        -moz-box-orient: vertical args
                        -moz-box-direction: normal args
                    if value is row-reverse
                        -moz-box-orient: vertical args
                        -moz-box-direction: reverse args
                    if value is column
                        -moz-box-orient: horizontal args
                        -moz-box-direction: normal args
                    if value is column-reverse
                        -moz-box-orient: horizontal args
                        -moz-box-direction: reverse args
                else
                    if value is row
                        -{prefix}-flex-direction: unquote( "row" ) args
                    else if value is column
                        -{prefix}-flex-direction: unquote( "column" ) args
                    else
                        -{prefix}-flex-direction: value args
        if value is row
            flex-direction: unquote( "row" ) args
        else if value is column
            flex-direction: unquote( "column" ) args
        else
            flex-direction: value args

    flex-flow( dir, wrap-type, args... )
        if dir is row
            dir = unquote( "row" )
        if dir is column
            dir = unquote( "column" )
        if me-vendors-prefixes isnt false and !( flex in me-support-ignore-features ) and !( flexbox in me-support-ignore-features )
            for prefix in caniuse-prefixes( "flexbox" )
                -{prefix}-flex-flow: dir wrap-type args
        flex-flow: dir wrap-type args

    flex-shrink()
        me-vendor( "flex-shrink", arguments, feature: "flexbox" )

    flex-wrap()
        me-vendor( "flex-wrap", arguments, feature: "flexbox" )

    flex()
        me-vendor( "flex", arguments, feature: "flexbox" )

    align-content()
        me-vendor( "align-content", arguments, feature: "flexbox" )

    align-items( value, args... )
        if me-vendors-prefixes isnt false and !( flex in me-support-ignore-features ) and !( flexbox in me-support-ignore-features )
            if _me-support-old-flex-implementation()
                if value is flex-start
                    -webkit-box-align: start args
                else if value is flex-end
                    -webkit-box-align: end args
                else
                    -webkit-box-align: value args
            for prefix in caniuse-prefixes( "flexbox" )
                if prefix is "moz" and me-support-firefox <= 20
                    if value is flex-start
                        -moz-box-align: start args
                    else if value is flex-end
                        -moz-box-align: end args
                    else
                        -moz-box-align: value args
                else
                    -{prefix}-align-items: value args
        align-items: value args

    align-self()
        me-vendor( "align-self", arguments, feature: "flexbox" )