.bashrc: Watch

.bashrc.kuba

@@ -106,6 +106,23 @@ Calls $cmd [...]"
     $cmd $@
 }
 
+watch_modify() {
+    if [ $# -lt 2 ]; then
+        echo "Usage watch_modify FILE CMD ARGS...
+
+        Run CMD ARGS... when file FILE is updated
+        "
+        return
+    fi
+
+    file="$1"
+    base="$(basename "$file")"
+    dir="$(dirname "$file")"
+    inotifywait -r -m -e modify "$dir" | while read file_path file_event file_name; do
+        [ "$base" == "$file_name" ] && echo ${@:2} && ${@:2}
+    done
+}
+
 # Source git prompt
 source_existing ~/scripts/git-prompt.sh
 source_existing ~/.bash_prompt.kuba