completion: complete shared options for each command

[notmuch] / completion / notmuch-completion.bash

diff --git a/completion/notmuch-completion.bash b/completion/notmuch-completion.bash
index e0498903f22f763f47576be79a7fefa719403dc4..1356c4a40515ffb86ffd222ec8b13a723877a166 100644 (file)
--- a/completion/notmuch-completion.bash
+++ b/completion/notmuch-completion.bash
@@ -27,10 +27,35 @@
 # on completion.
 #
 
-_notmuch_user_emails()
+_notmuch_shared_options="--help --uuid= --version"
+
+# $1: current input of the form prefix:partialinput, where prefix is
+# to or from.
+_notmuch_email()
 {
-    notmuch config get user.primary_email
-    notmuch config get user.other_email
+    local output prefix cur
+
+    prefix="${1%%:*}"
+    cur="${1#*:}"
+
+    # Cut the input to be completed at punctuation because
+    # (apparently) Xapian does not support the trailing wildcard '*'
+    # operator for input with punctuation. We let compgen handle the
+    # extra filtering required.
+    cur="${cur%%[^a-zA-Z0-9]*}"
+
+    case "$prefix" in
+       # Note: It would be more accurate and less surprising to have
+       # output=recipients here for to: addresses, but as gathering
+       # the recipient addresses requires disk access for each
+       # matching message, this becomes prohibitively slow.
+       to|from) output=sender;;
+       *) return;;
+    esac
+
+    # Only emit plain, lower case, unique addresses.
+    notmuch address --output=$output $prefix:"${cur}*" | \
+       sed 's/[^<]*<\([^>]*\)>/\1/' | tr "[:upper:]" "[:lower:]" | sort -u
 }
 
 _notmuch_search_terms()
@@ -44,10 +69,10 @@ _notmuch_search_terms()
            COMPREPLY=( $(compgen -P "tag:" -W "`notmuch search --output=tags \*`" -- ${cur##tag:}) )
            ;;
        to:*)
-           COMPREPLY=( $(compgen -P "to:" -W "`_notmuch_user_emails`" -- ${cur##to:}) )
+           COMPREPLY=( $(compgen -P "to:" -W "`_notmuch_email ${cur}`" -- ${cur##to:}) )
            ;;
        from:*)
-           COMPREPLY=( $(compgen -P "from:" -W "`_notmuch_user_emails`" -- ${cur##from:}) )
+           COMPREPLY=( $(compgen -P "from:" -W "`_notmuch_email ${cur}`" -- ${cur##from:}) )
            ;;
        path:*)
            local path=`notmuch config get database.path`
@@ -86,7 +111,7 @@ _notmuch_compact()
     ! $split &&
     case "${cur}" in
        -*)
-           local options="--backup= --quiet"
+           local options="--backup= --quiet ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            ;;
@@ -139,7 +164,7 @@ _notmuch_count()
     ! $split &&
     case "${cur}" in
        -*)
-           local options="--output= --exclude= --batch --input="
+           local options="--output= --exclude= --batch --input= --lastmod ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            ;;
@@ -169,7 +194,7 @@ _notmuch_dump()
     ! $split &&
     case "${cur}" in
        -*)
-           local options="--gzip --format= --output="
+           local options="--gzip --format= --output= ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            ;;
@@ -199,7 +224,7 @@ _notmuch_insert()
     ! $split &&
     case "${cur}" in
        --*)
-           local options="--create-folder --folder= --keep --no-hooks"
+           local options="--create-folder --folder= --keep --no-hooks ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            return
@@ -222,7 +247,8 @@ _notmuch_new()
 
     case "${cur}" in
        -*)
-           local options="--no-hooks --quiet"
+           local options="--no-hooks --quiet ${_notmuch_shared_options}"
+           compopt -o nospace
            COMPREPLY=( $(compgen -W "${options}" -- ${cur}) )
            ;;
     esac
@@ -248,7 +274,7 @@ _notmuch_reply()
     ! $split &&
     case "${cur}" in
        -*)
-           local options="--format= --format-version= --reply-to= --decrypt"
+           local options="--format= --format-version= --reply-to= --decrypt ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            ;;
@@ -278,7 +304,7 @@ _notmuch_restore()
     ! $split &&
     case "${cur}" in
        -*)
-           local options="--format= --accumulate --input="
+           local options="--format= --accumulate --input= ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            ;;
@@ -313,7 +339,7 @@ _notmuch_search()
     ! $split &&
     case "${cur}" in
        -*)
-           local options="--format= --output= --sort= --offset= --limit= --exclude= --duplicate="
+           local options="--format= --output= --sort= --offset= --limit= --exclude= --duplicate= ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            ;;
@@ -346,12 +372,16 @@ _notmuch_address()
            COMPREPLY=( $( compgen -W "true false flag all" -- "${cur}" ) )
            return
            ;;
+       --deduplicate)
+           COMPREPLY=( $( compgen -W "no mailbox address" -- "${cur}" ) )
+           return
+           ;;
     esac
 
     ! $split &&
     case "${cur}" in
        -*)
-           local options="--format= --output= --sort= --exclude="
+           local options="--format= --output= --sort= --exclude= --deduplicate= ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            ;;
@@ -385,7 +415,7 @@ _notmuch_show()
     ! $split &&
     case "${cur}" in
        -*)
-           local options="--entire-thread= --format= --exclude= --body= --format-version= --part= --verify --decrypt --include-html"
+           local options="--entire-thread= --format= --exclude= --body= --format-version= --part= --verify --decrypt --include-html ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            ;;
@@ -412,7 +442,7 @@ _notmuch_tag()
     ! $split &&
     case "${cur}" in
        --*)
-           local options="--batch --input= --remove-all"
+           local options="--batch --input= --remove-all ${_notmuch_shared_options}"
            compopt -o nospace
            COMPREPLY=( $(compgen -W "$options" -- ${cur}) )
            return