feat(cpp): add postfix "rc" to reinterpret_cast

Author: TwIStOy

README.md

@@ -220,6 +220,7 @@ tmss! -> absl::flat_hash_map<std::string, std::string>
 |   `.uu`   | Wraps with `(void)?`.                                                |     `any_expr`     |
 |   `.ts`   | Switches indent's coding style between `CamelCase` and `snake_case`. |      `indent`      |
 |   `.sc`   | Wraps with `static_cast<>(?)`.                                       |     `any_expr`     |
+|   `.rc`   | Wraps with `reinterpret_cast<>(?)`.                                       |     `any_expr`     |
 | `.single` | Wraps with `ranges::views::single(?)`.                               |     `any_expr`     |
 | `.await`  | Expands to `co_await ?`.                                             |     `any_expr`     |
 |   `.in`   | Expands to `if (...find)` statements.                                |     `any_expr`     |

lua/luasnip-snippets/snippets/cpp/postfix.lua

@@ -131,6 +131,32 @@ return {
     )
   ),
 
+  tsp.treesitter_postfix(
+    {
+      trig = ".rc",
+      name = "(.rc) reinterpret_cast<TYPE>(?)",
+      dscr = "Wraps an expression with reinterpret_cast<TYPE>(?)",
+      wordTrig = false,
+      reparseBuffer = "live",
+      matchTSNode = {
+        query = expr_query,
+        query_lang = "cpp",
+      },
+    },
+    fmt(
+      [[
+      reinterpret_cast<{body}>({expr}){end}
+      ]],
+      {
+        body = i(1),
+        expr = f(function(_, parent)
+          return Utils.replace_all(parent.snippet.env.LS_TSMATCH, "%s")
+        end, {}),
+        ["end"] = i(0),
+      }
+    )
+  ),
+
   tsp.treesitter_postfix(
     {
       trig = ".in",