expand file url to support i.e. ‘$HOME’, ‘~’ in local file urls

Author: joeldrotleff

lua/chatgpt/prompts.lua

@@ -84,10 +84,15 @@ local finder = function(opts)
       if not job_started then
 
         local load_file_command = ""
-        if string.match(opts.url, "^/") ~= nil then
+        local expanded_url = vim.fn.expand(opts.url)
+        local file_or_web_url = ""
+        local starts_with_slash = string.match(expanded_url, "^/") ~= nil
+        if starts_with_slash then
           load_file_command = "cat"
+          file_or_web_url = expanded_url
         else
           load_file_command = "curl"
+          file_or_web_url = opts.url
         end
 
         job_started = true
@@ -96,7 +101,7 @@ local finder = function(opts)
           :new({
             command = load_file_command,
             args = {
-              opts.url,
+              file_or_web_url,
             },
             on_exit = vim.schedule_wrap(function(j, exit_code)
               if exit_code ~= 0 then