R: Extends Messages, Warnings and Errors by Adding Levels and Log Files

# Extends Messages, Warnings and Errors by Adding Levels and Log Files

## Documentation for package ‘msgr’ version 1.1.2

- DESCRIPTION file
- Package NEWS
- Package README

## Help Pages

assert | Display an error, and record in a log file, if a condition is false
error | Display an error, and record it in a log file.
error_if | Display an error, and record in a log file, if a condition is true.
has_names | Checks whether the variable has names
info | Display a message, and record it in a log file.
info_if | Display a message, and record in a log file, if a condition is true.
is_dir | Checks whether the variable is a path to an existing directory
is_file | Checks whether the variable is a path to an existing file
is_in | Checks whether all elements of one variable are in another
is_na | Checks whether the variable is NA
is_readable | Checks whether the variable is a path to an existing, readable file or directory
is_url | Checks whether the variable is a valid URL
is_writeable | Checks whether the variable is a path to an existing, writeable file or directory
msgr | Extends messages, warnings and errors by adding levels and log files
try_catch | Try to evaluate an expressions and capture any messages, warnings or errors
try_map | Apply a function over a vector or list, capturing any errors to display at the end
try_pmap | Apply a function over a list of vectors, capturing any errors to display at the end
warn | Display a warning, and record it in a log file.
warn_if | Display a warning, and record in a log file, if a condition is true.