From 2a9d3e73daa332ffe652c9b33c160b784e51ed0e Mon Sep 17 00:00:00 2001
From: mitchell <70453897+667e-11@users.noreply.github.com>
Date: Tue, 18 Feb 2020 15:58:16 -0500
Subject: Added snippet trigger word completion. Also refactored snippet
 lookup, added options to Lua and C modules to include snippet triggers in
 autocompletion lists, swapped snippet keybindings, and fixed a bug
 recognizing lexer-specific snippet files as global.

---
 modules/ansi_c/init.lua | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'modules/ansi_c')

diff --git a/modules/ansi_c/init.lua b/modules/ansi_c/init.lua
index 5d2f85ce..d4f9bf7d 100644
--- a/modules/ansi_c/init.lua
+++ b/modules/ansi_c/init.lua
@@ -6,6 +6,9 @@ local M = {}
 ---
 -- The ansi_c module.
 -- It provides utilities for editing C code.
+-- @field autocomplete_snippets (boolean)
+--   Whether or not to include snippets in autocompletion lists.
+--   The default value is `true`.
 module('_M.ansi_c')]]
 
 -- Autocompletion and documentation.
@@ -20,6 +23,8 @@ M.tags = {
   _USERHOME..'/modules/ansi_c/tags'
 }
 
+M.autocomplete_snippets = true
+
 local XPM = textadept.editing.XPM_IMAGES
 local xpms = setmetatable({
   c = XPM.CLASS, d = XPM.SLOT, e = XPM.VARIABLE, f = XPM.METHOD,
@@ -36,7 +41,7 @@ textadept.editing.autocompleters.ansi_c = function()
   -- Attempt to identify the symbol type.
   if symbol ~= '' then
     local buffer = buffer
-    local decl = '([%w_]+)[%s%*&]+'..symbol:gsub('(%p)', '%%%1')..'[^%w_]'
+    local decl = '([%w_]+)[%s%*&]+'..symbol:gsub('%p', '%%%0')..'[^%w_]'
     for i = buffer:line_from_position(buffer.current_pos) - 1, 0, -1 do
       local class = buffer:get_line(i):match(decl)
       if class then symbol = class break end
@@ -73,6 +78,10 @@ textadept.editing.autocompleters.ansi_c = function()
       end
     end
   end
+  if symbol == '' and M.autocomplete_snippets then
+    local _, snippets = textadept.editing.autocompleters.snippet()
+    for i = 1, #snippets do list[#list + 1] = snippets[i] end
+  end
   return #part, list
 end
 
-- 
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