Give a deprecation error, warning, or message, depending on version number.
Version numbers have the format <major>.<minor>.<subminor>, like 0.9.2.
This function compares the current version number of ggplot2 against the
specified version
, which is the most recent version before the
function (or other object) was deprecated.
gg_dep(version, msg)
version |
The last version of ggplot2 where this function was good (in other words, the last version where it was not deprecated). |
msg |
The message to print. |
gg_dep
will give an error, warning, or message, depending on the
difference between the current ggplot2 version and the specified
version
.
If the current major number is greater than version
's major number,
or if the current minor number is more than 1 greater than version
's
minor number, give an error.
If the current minor number differs from version
's minor number by
one, give a warning.
If the current subminor number differs from version
's subminor
number, print a message.
Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.