Split-up modules and refactor arguments converting

.gitignore

@@ -19,3 +19,6 @@ doc/apidoc
 
 # benchmarks results
 bench.*.result.txt
+
+# temporary directory for make apidoc-lint
+doc/apidoc-lint-tmp

.travis.yml

@@ -58,6 +58,8 @@ install:
   - cd ../graphql
   - sudo luarocks install luacheck
   - sudo pip install virtualenv
+  - sudo luarocks install ldoc
 
 script:
+  - make apidoc-lint
   - make test

Makefile

@@ -9,6 +9,8 @@ default:
 .PHONY: lint
 lint:
 	luacheck graphql/*.lua \
+		graphql/convert_schema/*.lua \
+		graphql/server/*.lua \
 		test/bench/*.lua \
 		test/space/*.lua \
 		test/testdata/*.lua \
@@ -45,6 +47,12 @@ pure-bench:
 clean:
 	rm -rf test/var
 
+.PHONY: apidoc-lint
+apidoc-lint:
+	! ldoc -d doc/apidoc-lint-tmp graphql --all -f markdown 2>&1 >/dev/null | \
+		grep -v ': no module() call found; no initial doc comment$$\|: contains no items$$'
+	rm -rf doc/apidoc-lint-tmp
+
 .PHONY: apidoc
 apidoc:
 	ldoc -d doc/apidoc graphql --all -f markdown

README.md

@@ -394,4 +394,8 @@ make test
 Consider LICENSE file for details. In brief:
 
 * graphql/core: MIT (c) 2015 Bjorn Swenson
+* graphql/server/graphiql: Facebook dev tools & examples license (allows use,
+  copy and distribute) (c) 2015, Facebook, Inc (more: [1])
 * all other content: BSD 2-clause (c) 2018 Tarantool AUTHORS
+
+[1]: https://github.com/graphql/graphiql/issues/10

demo/demo.lua

@@ -11,7 +11,7 @@ package.path =
     package.path
 
 local log = require('log')
-local test_utils = require('test.utils')
+local test_utils = require('test.test_utils')
 
 -- e. g. nullable_1_1_conn
 local testdata_name = arg[1] or 'common'