runsed: Replace a Pattern in Files with a Replacement String

In fritools: Utilities for the Forest Research Institute of the State Baden-Wuerttemberg

Replace a Pattern in Files with a Replacement String

Description

This function mimics the runsed script published in Unix Power Tools.

Usage

runsed(files, pattern, replacement)

Arguments

files	A list of file names in which to replace.
pattern	A regex pattern, see gsub.
replacement	A string, see gsub.

Value

Invisibly the vector of names of files changed.

References

Shelley Powers, Jerry Peek, Tim O'Reilly and Mike Loukides, 2002, Unix Power Tools, 3rd edition, O'Reilly Media, Inc.

See Also

Other file utilities: clipboard_path(), delete_trailing_blank_lines(), delete_trailing_whitespace(), develop_test(), file_copy(), file_modified_last(), file_save(), file_string(), find_files(), get_lines_between_tags(), get_mtime(), get_unique_string(), grep_file(), is_files_current(), is_path(), paths, search_files(), split_code_file(), touch()

Other searching functions: compare_vectors(), file_modified_last(), find_files(), fromto(), grep_file(), missing_docs, search_files(), search_rows(), summary.filesearch()

Examples

source_files <- list.files(system.file(package = "fritools", "source", "R"),
                           pattern = ".*\\.R$", full.names = TRUE)
file.copy(source_files, tempdir(), overwrite = TRUE)
files <- find_files(file_names = file.path(tempdir(),
                                           basename(source_files)))
print(f <- runsed(files, pattern = "_clean", replacement = "_cleanr"))
print(f <- runsed(files, pattern = "_cleanr\\>", replacement = "_cleaner"))

fritools documentation built on June 8, 2025, 11:59 a.m.