From fdaf0f7144935aa7b1f1293cc370535e9e85f9fc Mon Sep 17 00:00:00 2001
From: Andrei Mikhailov <amkhlv@gmail.com>
Date: Tue, 2 Jun 2020 01:21:14 -0300
Subject: [PATCH] bash completion for yq read; requires jq

---
 utils/yq-completion.bash | 41 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 utils/yq-completion.bash

diff --git a/utils/yq-completion.bash b/utils/yq-completion.bash
new file mode 100644
index 00000000..51ef5aae
--- /dev/null
+++ b/utils/yq-completion.bash
@@ -0,0 +1,41 @@
+
+_yq() {
+    local cur prev coms opts car cdr x
+    coms="compare delete help merge new prefix read validate write"
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    if [[ ${cur} == -* ]] ; then
+        COMPREPLY=()
+    else
+        case "$COMP_CWORD" in
+            "1")
+                COMPREPLY=( $(compgen -W "$coms" -- $cur) )
+                ;;
+            "2")
+                if [[ "${COMP_WORDS[1]}" == read ]] ; then
+                    [ "$cur" ] && { p="" ; s="*" ; } || { p="./" ; s="" ; }
+                    cur1=$(echo "$cur" | sed -e 's!^~!'$HOME'!g')
+                    COMPREPLY=( $(x="$p$cur1$s" ; echo "$x") )
+                else
+                    COMPREPLY=()
+                fi
+                ;;
+            "3")
+                if [[ "${COMP_WORDS[1]}" == read ]] ; then
+                    partkey="$(echo $cur| sed -e 's/[^.]*$//g' -e 's/\.$//g')"
+                    [ "$partkey" ] && { x="\"${partkey}.\" + keys[]" ; } || { x="keys[]" ; }
+                    COMPREPLY=( $(yq read ${COMP_WORDS[2]} ${partkey} -j | 
+                                    jq "$x" -r 2>&- | 
+                                    grep ${cur}. 
+                                    )  )
+                else
+                    COMPREPLY=()
+                fi
+                ;;
+            *)
+                COMPREPLY=()
+                ;;
+        esac
+    fi
+    return 0
+}
+complete -o nospace -F _yq yq