fix some R cmd checks

Author: lorenzwalthert

DESCRIPTION

@@ -1,10 +1,12 @@
 Package: precommit
-Title: Pre-Commit Hooks for R
+Title: Pre-Commit Hooks
 Version: 0.1.0
 Author: Lorenz Walthert
 Maintainer: Lorenz Walthert <[email protected]>
 Description: Useful git hooks for R building on top of the
-    multi-language framework 'pre-commit' for hook management.
+    multi-language framework 'pre-commit' for hook management. This
+    package provides git hooks for common tasks like styling files with
+    styler or spell checking as well as wrapper functions to 
 License: GPL-3
 URL: https://lorenzwalthert.github.io/precommit/,
     https://github.com/lorenzwalthert/precommit

R/exec.R

@@ -5,7 +5,7 @@
 #'
 #' @param check_if_exists Whether or not to make sure the returned path also
 #'  exists.
-#'  @return
+#' @return
 #'  A character vector of length one with the path to the pre-commit executable.
 #' @export
 path_precommit_exec <- function(check_if_exists = TRUE) {