[PATCH] _debsnap: New completion function.

[Daniel Shahaf <d.s@daniel.shahaf.name>]

---
 Completion/Debian/Command/_debsnap | 52 ++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 Completion/Debian/Command/_debsnap

diff --git a/Completion/Debian/Command/_debsnap b/Completion/Debian/Command/_debsnap
new file mode 100644
index 000000000..40389375c
--- /dev/null
+++ b/Completion/Debian/Command/_debsnap
@@ -0,0 +1,52 @@
+#compdef debsnap
+
+# Based on debsnap from devscripts-2.20.3
+
+local context state state_descr line ret=1
+local -a expl
+typeset -A opt_args
+
+_arguments \
+  '(-d --destdir)'{-d+,--destdir=}'[set download directory]:download directory:_files -/' \
+  '(-f --force)'{-f,--force}'[allow non-empty destination directory]' \
+  '(-v --verbose)'{-v,--verbose}'[print configuration and report progress]' \
+  --list"[list versions; don't download]" \
+  --binary'[operate on binary packages (default: source packages)]' \
+  '*'{-a+,--architecture=}'[specify architectures to download]:architecture to download:_deb_architectures' \
+  --first='[download all versions newer than this]:version number (lower bound):->versions' \
+  --last='[download all versions older than this]:version number (upper bound):->versions' \
+  '(-)'{-h,--help}'[show usage information]' \
+  '(-)'--version'[show version number and license]' \
+  '1: :->package' \
+  '2:version number to download:->versions' \
+  && ret=0
+
+# -a implies --binary
+if (( ${+opt_args[-a]} || ${+opt_args[--architecture]} )); then
+  opt_args[--binary]=''
+fi
+
+case $state in
+  (package)
+    if (( ${+opt_args[--binary]} )); then
+      _description binary-packages expl 'binary package to download'
+      _deb_packages "${expl[@]}" avail && ret=0
+    else
+      _description source-packages expl 'source package to download'
+      _deb_packages "${expl[@]}" source && ret=0
+    fi
+    ;;
+  (versions)
+    local package=${(Q)line[1]}
+    if [[ -n $package ]]; then
+      local -a versions=( ${(f)"$(_call_program versions debsnap --list ${(@kv)opt_args[(I)(-a|--architecture|--binary)]} -- ${line[1]})"} )
+      # TODO: filter ${versions} to only those between ${opt_args[--first]} and ${opt_args[--last]}
+      _description versions expl ${state_descr}
+      compadd "$@" "${expl[@]}" -a versions && ret=0
+    else
+      _message -- $state_descr && ret=0
+    fi
+    ;;
+esac
+
+return ret