Add shell completion system with descriptions and i18n support

1 files changed, 47 insertions, 11 deletions

diff --git a/scripts/deploy/completions/fish.fish b/scripts/deploy/completions/fish.fish
index 45205a3..cb31936 100644
--- a/scripts/deploy/completions/fish.fish
+++ b/scripts/deploy/completions/fish.fish
@@ -3,6 +3,7 @@ function __jvn_fish_complete
     set -l cmdline (commandline -opc)
     set -l buffer (commandline -b)
     set -l cursor (commandline -C)
+    set -l current_token (commandline -ct)
 
     # Calculate current word and word index
     set -l current_word ""
@@ -10,27 +11,48 @@ function __jvn_fish_complete
     set -l word_index 0
     set -l char_count 0
 
-    for i in (seq (count $cmdline))
-        set word $cmdline[$i]
-        if test $i -gt 1
-            set char_count (math $char_count + 1)
+    set -l found false
+    if test -n "$current_token"
+        for i in (seq (count $cmdline))
+            if test "$cmdline[$i]" = "$current_token"
+                set word_index $i
+                set current_word $current_token
+                if test $i -gt 1
+                    set previous_word $cmdline[(math $i - 1)]
+                end
+                set found true
+                break
+            end
         end
-        set char_count (math $char_count + (string length -- "$word"))
+    end
 
-        if test $cursor -le $char_count
-            set word_index $i
-            set current_word $word
+    if not $found
+        for i in (seq (count $cmdline))
+            set word $cmdline[$i]
             if test $i -gt 1
-                set previous_word $cmdline[(math $i - 1)]
+                set char_count (math $char_count + 1)
+            end
+            set char_count (math $char_count + (string length -- "$word"))
+
+            if test $cursor -le $char_count
+                set word_index $i
+                set current_word $word
+                if test $i -gt 1
+                    set previous_word $cmdline[(math $i - 1)]
+                end
+                break
             end
-            break
         end
     end
 
     # Handle cursor after last word
     if test $word_index -eq 0 -a (count $cmdline) -gt 0
         set word_index (count $cmdline)
-        set current_word ""
+        if test -n "$current_token" -a "$current_token" != "$cmdline[-1]"
+            set current_word $current_token
+        else
+            set current_word ""
+        end
         set previous_word $cmdline[-1]
     end
 
@@ -62,6 +84,20 @@ function __jvn_fish_complete
         for word in $cmdline
             set -a all_words_replaced (string replace -a "-" "^" -- "$word")
         end
+
+        if test -n "$current_token" -a "$current_word" = "$current_token"
+            set -l found_in_cmdline false
+            for word in $cmdline
+                if test "$word" = "$current_token"
+                    set found_in_cmdline true
+                    break
+                end
+            end
+            if not $found_in_cmdline -a $word_index -eq (math (count $cmdline) + 1)
+                set -a all_words_replaced (string replace -a "-" "^" -- "$current_token")
+            end
+        end
+
         set -a args -a $all_words_replaced
     else
         set -a args -a ""