From 809706ba006bf19fd4cc1f0932f9bbeee075c1bd Mon Sep 17 00:00:00 2001
From: Nathan Shively-Sanders <nathansa@microsoft.com>
Date: Fri, 9 Dec 2016 10:52:49 -0800
Subject: [PATCH] Test self-assignment w/array spread in loop

---
 .../selfReferencingSpreadInLoop.errors.txt         | 14 ++++++++++++++
 .../reference/selfReferencingSpreadInLoop.js       | 13 +++++++++++++
 .../cases/compiler/selfReferencingSpreadInLoop.ts  |  5 +++++
 3 files changed, 32 insertions(+)
 create mode 100644 tests/baselines/reference/selfReferencingSpreadInLoop.errors.txt
 create mode 100644 tests/baselines/reference/selfReferencingSpreadInLoop.js
 create mode 100644 tests/cases/compiler/selfReferencingSpreadInLoop.ts

diff --git a/tests/baselines/reference/selfReferencingSpreadInLoop.errors.txt b/tests/baselines/reference/selfReferencingSpreadInLoop.errors.txt
new file mode 100644
index 00000000000..599c9fbedb0
--- /dev/null
+++ b/tests/baselines/reference/selfReferencingSpreadInLoop.errors.txt
@@ -0,0 +1,14 @@
+tests/cases/compiler/selfReferencingSpreadInLoop.ts(1,5): error TS7034: Variable 'additional' implicitly has type 'any[]' in some locations where its type cannot be determined.
+tests/cases/compiler/selfReferencingSpreadInLoop.ts(3,22): error TS7005: Variable 'additional' implicitly has an 'any[]' type.
+
+
+==== tests/cases/compiler/selfReferencingSpreadInLoop.ts (2 errors) ====
+    let additional = [];
+        ~~~~~~~~~~
+!!! error TS7034: Variable 'additional' implicitly has type 'any[]' in some locations where its type cannot be determined.
+    for (const subcomponent of [1, 2, 3]) {
+        additional = [...additional, subcomponent];
+                         ~~~~~~~~~~
+!!! error TS7005: Variable 'additional' implicitly has an 'any[]' type.
+    }
+    
\ No newline at end of file
diff --git a/tests/baselines/reference/selfReferencingSpreadInLoop.js b/tests/baselines/reference/selfReferencingSpreadInLoop.js
new file mode 100644
index 00000000000..1b8d5ace4f3
--- /dev/null
+++ b/tests/baselines/reference/selfReferencingSpreadInLoop.js
@@ -0,0 +1,13 @@
+//// [selfReferencingSpreadInLoop.ts]
+let additional = [];
+for (const subcomponent of [1, 2, 3]) {
+    additional = [...additional, subcomponent];
+}
+
+
+//// [selfReferencingSpreadInLoop.js]
+var additional = [];
+for (var _i = 0, _a = [1, 2, 3]; _i < _a.length; _i++) {
+    var subcomponent = _a[_i];
+    additional = additional.concat([subcomponent]);
+}
diff --git a/tests/cases/compiler/selfReferencingSpreadInLoop.ts b/tests/cases/compiler/selfReferencingSpreadInLoop.ts
new file mode 100644
index 00000000000..0900e6cad63
--- /dev/null
+++ b/tests/cases/compiler/selfReferencingSpreadInLoop.ts
@@ -0,0 +1,5 @@
+// @noImplicitAny: true
+let additional = [];
+for (const subcomponent of [1, 2, 3]) {
+    additional = [...additional, subcomponent];
+}