Add json project

.gitmodules

@@ -34,3 +34,6 @@
 [submodule "languages/python/vendor/tree-sitter-python"]
 	path = languages/python/vendor/tree-sitter-python
 	url = https://github.com/tree-sitter/tree-sitter-python.git
+[submodule "languages/json/vendor/tree-sitter-json"]
+	path = languages/json/vendor/tree-sitter-json
+	url = https://github.com/tree-sitter/tree-sitter-json

languages/json/Setup.hs

@@ -0,0 +1,2 @@
+import Distribution.Simple
+main = defaultMain

languages/json/json.cabal

@@ -0,0 +1,28 @@
+name:                json
+version:             0.1.0
+synopsis:            tree-sitter json language bindings
+description:         Please see README.md
+homepage:            https://github.com/github/semantic-diff#readme
+author:              semantic-code
+maintainer:          vera@github.com
+copyright:           2017 GitHub
+category:            Web
+build-type:          Simple
+-- extra-source-files:
+cabal-version:       >=1.10
+
+library
+  hs-source-dirs:      src
+  exposed-modules:     Text.Parser.TreeSitter.JSON
+  build-depends:       base >= 4.7 && < 5
+                     , haskell-tree-sitter
+  default-language:    Haskell2010
+  default-extensions:  FlexibleInstances, OverloadedStrings, NoImplicitPrelude, RecordWildCards
+  c-sources:           vendor/tree-sitter-json/src/parser.c
+                     , vendor/tree-sitter-json/src/scanner.c
+  cc-options:          -std=c99 -Os
+
+
+source-repository head
+  type:     git
+  location: https://github.com/github/semantic-diff

languages/json/src/Text/Parser/TreeSitter/JSON.hs

@@ -0,0 +1,6 @@
+module Text.Parser.TreeSitter.JSON where
+
+import Foreign.Ptr
+import Text.Parser.TreeSitter
+
+foreign import ccall unsafe "vendor/tree-sitter-json/src/parser.c tree_sitter_json" tree_sitter_json :: Ptr Language

languages/json/vendor/tree-sitter-json

@@ -0,0 +1 @@
+Subproject commit 5c21eb6446ca3e0a49fe710fb948d8efb8a5b6da