From e5187a345239ad0d6dfc90bf9bc70d117df53d76 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eloy=20Dur=C3=A1n?= <eloy.de.enige@gmail.com>
Date: Tue, 24 Sep 2019 11:42:07 +0200
Subject: [PATCH] [relay-config] Initial import (#38561)

* [relay-config] Initial import

* [relay-config] Configure tsc for linting

* [relay-config] Use TS v3
---
 types/relay-config/index.d.ts            |  9 +++++++++
 types/relay-config/relay-config-tests.ts |  6 ++++++
 types/relay-config/tsconfig.json         | 25 ++++++++++++++++++++++++
 types/relay-config/tslint.json           |  1 +
 4 files changed, 41 insertions(+)
 create mode 100644 types/relay-config/index.d.ts
 create mode 100644 types/relay-config/relay-config-tests.ts
 create mode 100644 types/relay-config/tsconfig.json
 create mode 100644 types/relay-config/tslint.json

diff --git a/types/relay-config/index.d.ts b/types/relay-config/index.d.ts
new file mode 100644
index 0000000000..4f33f80592
--- /dev/null
+++ b/types/relay-config/index.d.ts
@@ -0,0 +1,9 @@
+// Type definitions for relay-config 6.0
+// Project: https://facebook.github.io/relay/
+// Definitions by: Eloy Durán <https://github.com/DefinitelyTyped>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 3.0
+
+import { Config } from 'relay-compiler/lib/bin/RelayCompilerMain';
+
+export function loadConfig(): Config | undefined;
diff --git a/types/relay-config/relay-config-tests.ts b/types/relay-config/relay-config-tests.ts
new file mode 100644
index 0000000000..00a49ffd8b
--- /dev/null
+++ b/types/relay-config/relay-config-tests.ts
@@ -0,0 +1,6 @@
+import { loadConfig } from 'relay-config';
+
+const config = loadConfig();
+if (config) {
+    config.language;
+}
diff --git a/types/relay-config/tsconfig.json b/types/relay-config/tsconfig.json
new file mode 100644
index 0000000000..04af72509e
--- /dev/null
+++ b/types/relay-config/tsconfig.json
@@ -0,0 +1,25 @@
+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6",
+            "dom",
+            "esnext.asynciterable"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictFunctionTypes": true,
+        "strictNullChecks": true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "relay-config-tests.ts"
+    ]
+}
diff --git a/types/relay-config/tslint.json b/types/relay-config/tslint.json
new file mode 100644
index 0000000000..3db14f85ea
--- /dev/null
+++ b/types/relay-config/tslint.json
@@ -0,0 +1 @@
+{ "extends": "dtslint/dt.json" }