Add completion for pass(1)

1 files changed, 50 insertions, 0 deletions

diff --git a/bash/bashrc.d/pass.bash b/bash/bashrc.d/pass.bash
new file mode 100644
index 00000000..05e3032b
--- /dev/null
+++ b/bash/bashrc.d/pass.bash
@@ -0,0 +1,50 @@
+# Completion for pass(1), adapted from source package; still needs some tweaking
+_pass()
+{
+    # Get current word, prefix, and suffix
+    local word=${COMP_WORDS[COMP_CWORD]}
+    local prefix=${PASSWORD_STORE_DIR:-$HOME/.password-store}
+    local suffix=.gpg
+
+    # Iterate through possible completions
+    local IFS=$'\n'
+    local items=( $(compgen -f "$prefix"/"$word") )
+    local item
+    for item in "${items[@]}"; do
+        if [[ $item == "$prefix"/.* ]]; then
+            continue
+        fi
+
+        # If there is a unique match, and it is a directory with one entry, then
+        # recursively autocomplete the subentry as well
+        if ((${#items[@]} == 1)); then
+            local subitems
+            while [[ -d $item ]]; do
+                subitems=( $(compgen -f "$item"/) )
+                if ((${#subitems[@]} == 1)); then
+                    item=${subitems[0]}
+                else
+                    break
+                fi
+            done
+        fi
+
+        # Append slash to directories
+        if [[ -d $item ]]; then
+            item=$item/
+        fi
+
+        # Add item to possible completions
+        item=${item%$suffix}
+        item=${item#$prefix/}
+        COMPREPLY=("${COMPREPLY[@]}" "$item")
+    done
+}
+
+# Completion only has -o nospace in Bash >=3.0
+if ((${BASH_VERSINFO[0]} >= 3)); then
+    complete -o filenames -o nospace -F _pass pass
+else
+    complete -o filenames -F _pass pass
+fi
+