Create a frequency histogram for codes
Arguments
- x
A parsed source(s) object.
- codes
A regular expression to select codes to include.
- sortByFreq
Whether to sort by frequency decreasingly (
decreasing
, the default), increasingly (increasing
), or alphabetically (NULL
).- forceRootStripping
Force the stripping of roots, even if they are different.
- trimSourceIdentifiers
If not
NULL
, the number of character to trim the source identifiers to.- ggplot2Theme
Can be used to specify theme elements for the plot.
- silent
Whether to be chatty or silent.
Examples
### Get path to example source
examplePath <-
system.file("extdata", package="rock");
### Get a path to one example file
exampleFile <-
file.path(examplePath, "example-1.rock");
### Load example source
loadedExample <- rock::parse_source(exampleFile);
### Show code frequencies
code_freq_hist(loadedExample);