Use tilde expansion when running save-as command

data/core/commands/core.lua

@@ -7,17 +7,9 @@ local LogView = require "core.logview"
 
 local fullscreen = false
 
-local function home_encode_list(paths)
-  local t = {}
-  for i = 1, #paths do
-    t[i] = common.home_encode(paths[i])
-  end
-  return t
-end
-
 local function suggest_directory(text)
   text = common.home_expand(text)
-  return home_encode_list(text == "" and core.recent_projects or common.dir_path_suggest(text))
+  return common.home_encode_list(text == "" and core.recent_projects or common.dir_path_suggest(text))
 end
 
 command.add(nil, {
@@ -95,7 +87,7 @@ command.add(nil, {
     core.command_view:enter("Open File", function(text)
       core.root_view:open_doc(core.open_doc(common.home_expand(text)))
     end, function (text)
-      return home_encode_list(common.path_suggest(common.home_expand(text)))
+      return common.home_encode_list(common.path_suggest(common.home_expand(text)))
     end)
   end,
 
@@ -178,7 +170,7 @@ command.add(nil, {
       end
     end, function(text)
       text = common.home_expand(text)
-      return home_encode_list(common.dir_list_suggest(text, dir_list))
+      return common.home_encode_list(common.dir_list_suggest(text, dir_list))
     end)
   end,
 })

data/core/commands/doc.lua

@@ -301,8 +301,10 @@ local commands = {
       core.command_view:set_text(doc().filename)
     end
     core.command_view:enter("Save As", function(filename)
-      save(filename)
+      save(common.home_expand(filename))
-    end, common.path_suggest)
+    end, function (text)
+      return common.home_encode_list(common.path_suggest(common.home_expand(text)))
+    end)
   end,
 
   ["doc:save"] = function()

data/core/common.lua

@@ -214,6 +214,15 @@ function common.home_encode(text)
 end
 
 
+function common.home_encode_list(paths)
+  local t = {}
+  for i = 1, #paths do
+    t[i] = common.home_encode(paths[i])
+  end
+  return t
+end
+
+
 function common.home_expand(text)
   return HOME and text:gsub("^~", HOME) or text
 end