zsh: add cdf() (cd file)

.zshrc

@@ -171,6 +171,13 @@
       fi
    }
 
+   # cd file: cd to the containing dir of a file, given part of its name
+   # can take an `fd` command
+   # requires that `fzy` is installed
+   cdf() {
+      cd "$(dirname "$(fd $@ | fzy)")" && pwd
+   }
+
    # toggles whether a file or group of files is executable
    chx() {
       for FILE in "$@";do