improve to jump to breakpoint

1 files changed, 65 insertions, 3 deletions

diff --git a/lua/alpha/dap.lua b/lua/alpha/dap.lua
index 73eaf56..d877fc4 100644
--- a/lua/alpha/dap.lua
+++ b/lua/alpha/dap.lua
@@ -1,14 +1,12 @@
 local dap = require('dap')
+local api = vim.api
 
-
--- TODO replace pad with env variables
 dap.adapters.php = {
   type = 'executable',
   command = 'node',
   args = { os.getenv('HOME') .. '/repos/vscode-php-debug/out/phpDebug.js' }
 }
 
--- TODO make 'mapping' configurateble
 dap.configurations.php = {
   {
     type = 'php',
@@ -22,6 +20,70 @@ dap.configurations.php = {
   }
 }
 
+
+-- Events Listeners
+dap.listeners.before['event_terminated']['alpha'] = function(session, body)
+    print('Session terminated', vim.inspect(session), vim.inspect(body))
+end
+
+
+local function with_win(win, fn, ...)
+  local cur_win = api.nvim_get_current_win()
+  api.nvim_set_current_win(win)
+  local ok, err = pcall(fn, ...)
+  api.nvim_set_current_win(cur_win)
+  assert(ok, err)
+end
+
+
+local function jump_to_location(bufnr, line, column)
+  -- vscode-go sends columns with 0
+  -- That would cause a "Column value outside range" error calling nvim_win_set_cursor
+  -- nvim-dap says "columnsStartAt1 = true" on initialize :/
+  if column == 0 then
+    column = 1
+  end
+  for _, tab in pairs(api.nvim_list_tabpages()) do
+      for _, win in pairs(api.nvim_tabpage_list_wins(tab)) do
+        if api.nvim_win_get_buf(win) == bufnr then
+          api.nvim_win_set_cursor(win, { line, column - 1 })
+          api.nvim_set_current_tabpage(tab)
+          api.nvim_set_current_win(win)
+          return
+        end
+      end
+    end
+  -- TODO review
+  -- Buffer isn't active in any window; use the first window that is not special
+  -- (Don't want to move to code in the REPL...)
+  for _, win in pairs(api.nvim_tabpage_list_wins(0)) do
+    local winbuf = api.nvim_win_get_buf(win)
+    if api.nvim_buf_get_option(winbuf, 'buftype') == '' then
+      local bufchanged, _ = pcall(api.nvim_win_set_buf, win, bufnr)
+      if bufchanged then
+        api.nvim_win_set_cursor(win, { line, column - 1 })
+        with_win(win, api.nvim_command, 'normal zv')
+        return
+      end
+    end
+  end
+end
+
+
+dap.listeners.after['event_stopped']['alpha'] = function(session, body)
+    P(body.reason)
+    if body.reason ~= 'breakpoint' then
+        return
+    end
+    local path = session.current_frame.source.path
+    local line = session.current_frame.line
+    local column = session.current_frame.column
+
+    local bufnr = vim.uri_to_bufnr(vim.uri_from_fname(path))
+    vim.fn.bufload(bufnr)
+    jump_to_location(bufnr, line, column)
+end
+
 vim.api.nvim_set_keymap('n', '<leader>dbp', ':lua require\'dap\'.toggle_breakpoint()<cr>', {noremap = true})
 vim.api.nvim_set_keymap('n', '<leader>dd', ':lua require\'dap\'.continue()<cr>', {noremap = true})
 vim.api.nvim_set_keymap('n', '<leader>dl', ':lua require\'dap\'.step_into()<cr>', {noremap = true})