Reports whether x is a type of object

Usage

is.ggproto(x)

is.mapping(x)

is.geom(x)

is.coord(x)

is.Coord(x) # Deprecated

is.facet(x)

is.stat(x)

is.theme_element(x)

is.guide(x)

is.layer(x)

is.guides(x)

is.margin(x)

is.ggplot(x)

is.position(x)

is.scale(x)

is.theme(x)

Arguments

x: An object to test