zshrc: add regcheck

Signed-off-by: Florian Pritz <bluewind@xssn.at>

1 files changed, 19 insertions, 0 deletions

diff --git a/.zshrc b/.zshrc
index 54ad658..0bd9324 100644
--- a/.zshrc
+++ b/.zshrc
@@ -429,6 +429,25 @@ __chrootshell() {
     sudo umount "$chrootdir/union-shell"
 }
 
+# source: http://github.com/trapd00r/configs/blob/master/.zsh/functions.zsh
+regcheck() {
+  if [[ -z $1 ]] || [[ -z $2 ]] || [[ $1 = "-h" ]]; then
+    echo -e "${blue}Usage:$NC regcheck <regexp> <string>";
+    return 1
+  fi
+
+  emulate -L zsh
+  zmodload -i zsh/pcre
+  pcre_compile $1 && \
+  if pcre_match $2; then
+    echo -e "${green}matches$NC"
+    return 0
+  else
+    echo "${red}no match$NC"
+    return 1
+  fi
+}
+
 # }}}
 # History {{{
 export HISTFILE=~/.zsh/histfile