refactor: collapse all {} blocks in declaration section, drop pattern filtering

lua/tia/attr_toggle.lua

@@ -112,54 +112,44 @@ function M.expand_all_attr_blocks(opts)
   end
 end
 
--- Helper to make a pattern case-insensitive
-local function case_insensitive_pattern(pattern)
-  return pattern:gsub("(%a)", function(c)
-    return "[" .. c:upper() .. c:lower() .. "]"
-  end)
+-- Find the last line of the declaration section based on filetype
+local function get_declaration_end(lines, ft)
+  if ft == "udt" then
+    return #lines
+  end
+  for i, line in ipairs(lines) do
+    if line:match("^%s*BEGIN%s*$") then
+      return i - 1
+    end
+  end
+  return #lines
 end
 
--- Collapse all attribute blocks matching patterns in current buffer
-function M.collapse_all_attr_blocks(patterns)
-  patterns = patterns or {
-    case_insensitive_pattern("^%s*EXTERNAL"),     -- EXTERNALACCESSIBLE, EXTERNALVISIBLE
-    case_insensitive_pattern("^%s*S7_"),          -- S7_Optimized_Access
-    case_insensitive_pattern("^%s*NonRetain"),    -- NonRetain
-    case_insensitive_pattern("^%s*Retain"),       -- Retain (but not NonRetain)
-    "^%s*%w+%s*:=",                                -- key := value
-    "^%s*%w+%s*$",                                 -- single word attribute
-  }
-  
+-- Collapse all {...} blocks in the declaration section of current buffer
+function M.collapse_all_attr_blocks()
   local bufnr = vim.api.nvim_get_current_buf()
+  local ft = vim.bo[bufnr].filetype
   local lines = vim.api.nvim_buf_get_lines(bufnr, 0, -1, false)
   local count = 0
 
-  -- Initialize buffer state
+  local decl_end = get_declaration_end(lines, ft)
+
   if not buffer_attr_state[bufnr] then
     buffer_attr_state[bufnr] = {}
   end
 
-  for line_idx, line in ipairs(lines) do
+  for line_idx = 1, decl_end do
+    local line = lines[line_idx]
     local pos = 1
     while pos <= #line do
-      local start_pos, end_pos, capture = line:find("{(.-)}", pos)
+      local start_pos, end_pos = line:find("{(.-)}", pos)
       if not start_pos then
         break
       end
 
       local content = line:sub(start_pos + 1, end_pos - 1)
 
-      -- Check if content matches any pattern
-      local should_collapse = false
-      for _, pattern in ipairs(patterns) do
-        if content:match(pattern) then
-          should_collapse = true
-          break
-        end
-      end
-      
-      -- Don't collapse if already collapsed
-      if should_collapse and content ~= "..." then
+      if content ~= "..." then
         local state_key = line_idx .. "_" .. start_pos
         buffer_attr_state[bufnr][state_key] = {
           collapsed = "...",
@@ -169,17 +159,13 @@ function M.collapse_all_attr_blocks(patterns)
           start_col = start_pos,
         }
 
-        -- Replace in line
         line = line:sub(1, start_pos) .. "..." .. line:sub(end_pos)
         count = count + 1
-        
-        -- Update position for next search
         pos = start_pos + 4
       else
         pos = end_pos + 1
       end
     end
-    
     lines[line_idx] = line
   end