find_file_content: Find files containing pattern match

In al-obrien/farrago: A random collection of helpful code baubles

Find files containing pattern match

Description

Identify files within provided path that contain text that match a particular pattern.

Usage

find_file_content(
  path,
  file_pattern = NULL,
  text_pattern,
  recursive = FALSE,
  locale = readr::default_locale(),
  ...
)

Arguments

path	File path that contains files of interest (can look into child folders using recursive = T)
file_pattern	Basic regular expression to pick up file name pattern (e.g. '\.(R|Rmd)')
text_pattern	Grab the n-th file from the list (descending order by date). Default set to NULL, entire list is returned. Set to 1 if want just the latest match returned.
recursive	Reduce set of discovered file based upon a date threshold (default: NULL, no filtering occurs).
locale	Passed to read_file, controls encoding and similar file properties.
...	Additional parameters passed to grepl, helpful to add perl capabilities in pattern search.

Details

This function is often useful to quickly scan folders containing code that you need to find a particular key-phrase.

Value

Returns character vector for file names with matches

Examples

# Find pattern within set of files
find_file_content('./R', file_pattern = '\\.(R|Rmd)', text_pattern = 'sapply')

al-obrien/farrago documentation built on April 14, 2023, 6:20 p.m.