From af6e6ccf3dee815850639ec5613dda3442caa7d6 Mon Sep 17 00:00:00 2001
From: marshmallow <marshycity@gmail.com>
Date: Sun, 30 Apr 2023 15:53:02 +1000
Subject: feat(vim.ui): vim.ui.open, "gx" without netrw
MIME-Version: 1.0
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Co-authored-by: Mathias Fußenegger <mfussenegger@users.noreply.github.com>
Co-authored-by: Justin M. Keyes <justinkz@gmail.com>
Co-authored-by: ii14 <59243201+ii14@users.noreply.github.com>
---
 runtime/lua/vim/lsp/handlers.lua | 15 +++-------
 runtime/lua/vim/ui.lua           | 65 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 69 insertions(+), 11 deletions(-)

(limited to 'runtime/lua/vim')

diff --git a/runtime/lua/vim/lsp/handlers.lua b/runtime/lua/vim/lsp/handlers.lua
index 625a2ed282..9b102c0f84 100644
--- a/runtime/lua/vim/lsp/handlers.lua
+++ b/runtime/lua/vim/lsp/handlers.lua
@@ -573,22 +573,15 @@ M['window/showDocument'] = function(_, result, ctx, _)
 
   if result.external then
     -- TODO(lvimuser): ask the user for confirmation
-    local cmd
-    if vim.fn.has('win32') == 1 then
-      cmd = { 'cmd.exe', '/c', 'start', '""', uri }
-    elseif vim.fn.has('macunix') == 1 then
-      cmd = { 'open', uri }
-    else
-      cmd = { 'xdg-open', uri }
-    end
 
-    local ret = vim.fn.system(cmd)
-    if vim.v.shell_error ~= 0 then
+    local ret = vim.ui.open(uri)
+
+    if ret.code ~= 0 or ret == nil then
       return {
         success = false,
         error = {
           code = protocol.ErrorCodes.UnknownErrorCode,
-          message = ret,
+          message = ret and ret.stderr or 'No handler could be found',
         },
       }
     end
diff --git a/runtime/lua/vim/ui.lua b/runtime/lua/vim/ui.lua
index aaee175f3a..2200ee7bc3 100644
--- a/runtime/lua/vim/ui.lua
+++ b/runtime/lua/vim/ui.lua
@@ -104,4 +104,69 @@ function M.input(opts, on_confirm)
   end
 end
 
+--- Opens a path in the system's default handler.
+--- This function utilizes `xdg-open`, `wslview`, `explorer`, or `open` commands
+--- depending on the system to open the provided path.
+---
+--- Notifies the user if unsuccessful
+---
+---@param path string Path to be opened
+---
+---@return SystemCompleted|nil result Result of command, if an appropriate one
+---could be found.
+---
+---@see |vim.system|
+---
+--- Example:
+--- <pre>lua
+--- vim.ui.open("https://neovim.io/")
+---
+--- vim.ui.open("/path/to/file")
+--- </pre>
+function M.open(path)
+  if not path or path == '' then
+    vim.notify('os_open: No path provided', vim.log.levels.ERROR)
+    return nil
+  end
+
+  local cmd
+
+  if vim.fn.has('macunix') == 1 then
+    cmd = { 'open', path }
+  elseif vim.fn.has('win32') == 1 then
+    cmd = { 'explorer', path }
+  else
+    if vim.fn.executable('wslview') == 1 then
+      cmd = { 'wslview', path }
+    elseif vim.fn.executable('xdg-open') == 1 then
+      cmd = { 'xdg-open', path }
+    else
+      vim.notify(
+        'os_open: Could not find an appropriate command to use (Is xdg-open installed?)',
+        vim.log.levels.ERROR
+      )
+
+      return nil
+    end
+  end
+
+  local ret = vim
+    .system(cmd, {
+      text = true,
+      detach = true,
+    })
+    :wait()
+
+  if ret.code ~= 0 then
+    local msg = {
+      'Failed to open path',
+      ret,
+      vim.inspect(cmd),
+    }
+    vim.notify(table.concat(msg, '\n'), vim.log.levels.ERROR)
+  end
+
+  return ret
+end
+
 return M
-- 
cgit