1 files changed, 18 insertions, 0 deletions
diff --git a/completions/id b/completions/id
new file mode 100644
index 0000000..a07e51d
--- /dev/null
+++ b/completions/id
@@ -0,0 +1,18 @@
+# id(1) completion                                         -*- shell-script -*-
+
+_id()
+{
+    local cur prev words cword
+    _init_completion || return
+
+    if [[ $cur == -* ]]; then
+        local opts=$(_parse_help "$1")
+        [[ $opts ]] || opts="-G -g -u" # POSIX fallback
+        COMPREPLY=($(compgen -W "$opts" -- "$cur"))
+    else
+        COMPREPLY=($(compgen -u "$cur"))
+    fi
+} &&
+    complete -F _id id
+
+# ex: filetype=sh