From bbf8f76823fc8b3a577409a743c15f7dd97dc62e Mon Sep 17 00:00:00 2001
From: Christopher Chedeau <vjeuxx@gmail.com>
Date: Tue, 27 Jun 2017 19:34:25 -0700
Subject: [PATCH] GraphQL: Implement scalar (#2313)

---
 src/printer-graphql.js                                | 8 ++++++++
 tests/graphql_scalar/__snapshots__/jsfmt.spec.js.snap | 8 ++++++++
 tests/graphql_scalar/jsfmt.spec.js                    | 1 +
 tests/graphql_scalar/scalar.graphql                   | 1 +
 4 files changed, 18 insertions(+)
 create mode 100644 tests/graphql_scalar/__snapshots__/jsfmt.spec.js.snap
 create mode 100644 tests/graphql_scalar/jsfmt.spec.js
 create mode 100644 tests/graphql_scalar/scalar.graphql

diff --git a/src/printer-graphql.js b/src/printer-graphql.js
index c7308bf2..999a55af 100644
--- a/src/printer-graphql.js
+++ b/src/printer-graphql.js
@@ -365,6 +365,14 @@ function genericPrint(path, options, print) {
       );
     }
 
+    case "ScalarTypeDefinition": {
+      return concat([
+        "scalar ",
+        path.call(print, "name"),
+        printDirectives(path, print, n)
+      ]);
+    }
+
     case "NonNullType": {
       return concat([path.call(print, "type"), "!"]);
     }
diff --git a/tests/graphql_scalar/__snapshots__/jsfmt.spec.js.snap b/tests/graphql_scalar/__snapshots__/jsfmt.spec.js.snap
new file mode 100644
index 00000000..47237c30
--- /dev/null
+++ b/tests/graphql_scalar/__snapshots__/jsfmt.spec.js.snap
@@ -0,0 +1,8 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`scalar.graphql 1`] = `
+scalar Color @deprecated
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+scalar Color @deprecated
+
+`;
diff --git a/tests/graphql_scalar/jsfmt.spec.js b/tests/graphql_scalar/jsfmt.spec.js
new file mode 100644
index 00000000..335646fb
--- /dev/null
+++ b/tests/graphql_scalar/jsfmt.spec.js
@@ -0,0 +1 @@
+run_spec(__dirname, { parser: "graphql" });
diff --git a/tests/graphql_scalar/scalar.graphql b/tests/graphql_scalar/scalar.graphql
new file mode 100644
index 00000000..e999eb8c
--- /dev/null
+++ b/tests/graphql_scalar/scalar.graphql
@@ -0,0 +1 @@
+scalar Color @deprecated