feat: lsp type definitions (#1224)

lua/telescope/builtin/init.lua

@@ -355,6 +355,12 @@ builtin.lsp_references = require_on_exported_call("telescope.builtin.lsp").refer
 ---@field jump_type string: how to goto definition if there is only one, values: "tab", "split", "vsplit", "never"
 builtin.lsp_definitions = require_on_exported_call("telescope.builtin.lsp").definitions
 
+--- Goto the definition of the type of the word under the cursor, if there's only one,
+--- otherwise show all options in Telescope
+---@param opts table: options to pass to the picker
+---@field jump_type string: how to goto definition if there is only one, values: "tab", "split", "vsplit", "never"
+builtin.lsp_type_definitions = require("telescope.builtin.lsp").type_definitions
+
 --- Goto the implementation of the word under the cursor if there's only one, otherwise show all options in Telescope
 ---@param opts table: options to pass to the picker
 ---@field jump_type string: how to goto implementation if there is only one, values: "tab", "split", "vsplit", "never"

lua/telescope/builtin/lsp.lua

@@ -95,6 +95,10 @@ lsp.definitions = function(opts)
   return list_or_jump("textDocument/definition", "LSP Definitions", opts)
 end
 
+lsp.type_definitions = function(opts)
+  return list_or_jump("textDocument/typeDefinition", "LSP Type Definitions", opts)
+end
+
 lsp.implementations = function(opts)
   return list_or_jump("textDocument/implementation", "LSP Implementations", opts)
 end
@@ -403,6 +407,7 @@ local feature_map = {
   ["document_symbols"] = "document_symbol",
   ["references"] = "find_references",
   ["definitions"] = "goto_definition",
+  ["type_definitions"] = "type_definition",
   ["implementations"] = "implementation",
   ["workspace_symbols"] = "workspace_symbol",
 }