Add log parsing vignette

DESCRIPTION

@@ -13,7 +13,8 @@ Imports:
 License: GPL (>=2)
 Suggests:
     testthat,
-    knitr
+    knitr,
+    dplyr
 VignetteBuilder: knitr
 Collate:
     'aaa.R'

R/match.R

@@ -4,6 +4,7 @@
 #' @param pattern regular expression to use for matching
 #' @param global use global matching
 #' @param options regular expression options
+#' @param ... options passed to regexpr or gregexpr
 #' @return if no captures, returns a logical vector the same length as the
 #' input character vector specifying if the relevant value matched or not.  If
 #' there are captures in the regular expression, returns a \code{data.frame} with a
@@ -70,7 +71,9 @@ re_matches <- function(data, pattern, global = FALSE, options = NULL, ...) {
 #' @param data character vector to substitute
 #' @param pattern regular expression to match
 #' @param replacement replacement text to use
+#' @param global substitute all occurrences
 #' @param options option flags
+#' @param ... options passed to sub or gsub
 #' @seealso \code{\link{regexp}} Section "Perl-like Regular Expressions" for a
 #' discussion of the supported options
 #' @examples

man/re_matches.Rd

@@ -13,6 +13,8 @@ re_matches(data, pattern, global = FALSE, options = NULL, ...)
 \item{global}{use global matching}
 
 \item{options}{regular expression options}
+
+\item{...}{options passed to regexpr or gregexpr}
 }
 \value{
 if no captures, returns a logical vector the same length as the

man/re_substitutes.Rd

@@ -13,7 +13,11 @@ re_substitutes(data, pattern, replacement, global = FALSE, options = NULL,
 
 \item{replacement}{replacement text to use}
 
+\item{global}{substitute all occurrences}
+
 \item{options}{option flags}
+
+\item{...}{options passed to sub or gsub}
 }
 \description{
 Substitution function