Add ruby-lsp-check executable

.github/workflows/lsp_check.yml

@@ -0,0 +1,19 @@
+name: lsp_check
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: LSP check
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: "3.2"
+          bundler-cache: true
+
+      - name: Run ruby-lsp-check
+        run: bundle exec ruby-lsp-check

dev.yml

@@ -23,7 +23,8 @@ commands:
       bundle exec rake check_visit_overrides &&
       bundle exec srb tc &&
       bin/rubocop &&
-      bin/test"
+      bin/test &&
+      bundle exec exe/ruby-lsp-check"
   test:
     syntax:
       argument: file

exe/ruby-lsp-check

@@ -0,0 +1,62 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+# This executable checks if all automatic LSP requests run successfully on every Ruby file under the current directory
+
+require "sorbet-runtime"
+
+begin
+  T::Configuration.default_checked_level = :never
+  T::Configuration.call_validation_error_handler = ->(*) {}
+  T::Configuration.inline_type_error_handler = ->(*) {}
+  T::Configuration.sig_validation_error_handler = ->(*) {}
+rescue
+  nil
+end
+
+require_relative "../lib/ruby_lsp/internal"
+
+RubyLsp::Extension.load_extensions
+
+T::Utils.run_all_sig_blocks
+
+files = Dir.glob("#{Dir.pwd}/**/*.rb")
+
+puts "Verifying that all automatic LSP requests execute successfully. This may take a while..."
+
+errors = {}
+store = RubyLsp::Store.new
+message_queue = Thread::Queue.new
+executor = RubyLsp::Executor.new(store, message_queue)
+
+files.each_with_index do |file, index|
+  uri = "file://#{file}"
+  store.set(uri: uri, source: File.read(file), version: 1)
+
+  # Executing any of the automatic requests will execute all of them, so here we just pick one
+  result = executor.execute({
+    method: "textDocument/documentSymbol",
+    params: { textDocument: { uri: uri } },
+  })
+
+  error = result.error
+  errors[file] = error if error
+ensure
+  store.delete(uri)
+  print("\033[M\033[0KCompleted #{index + 1}/#{files.length}") unless ENV["CI"]
+end
+
+puts "\n"
+message_queue.close
+
+if errors.empty?
+  puts "All automatic LSP requests executed successfully"
+  exit
+end
+
+puts <<~ERRORS
+  Errors while executing requests:
+
+  #{errors.map { |file, error| "#{file}: #{error.message}" }.join("\n")}
+ERRORS
+exit!

ruby-lsp.gemspec

@@ -14,7 +14,7 @@ Gem::Specification.new do |s|
 
   s.files = Dir.glob("lib/**/*.rb") + ["README.md", "VERSION", "LICENSE.txt"]
   s.bindir = "exe"
-  s.executables = ["ruby-lsp"]
+  s.executables = ["ruby-lsp", "ruby-lsp-check"]
   s.require_paths = ["lib"]
 
   s.add_dependency("language_server-protocol", "~> 3.17.0")