From 2fc34eaa581cc31827e978fbd973bf36d2c647e2 Mon Sep 17 00:00:00 2001
From: Jimmi Holst Christensen <jimmiholstchristensen@gmail.com>
Date: Sat, 28 Apr 2018 16:27:31 +0200
Subject: Functions with infered error set can now return literals fixes #852

---
 test/cases/error.zig | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

(limited to 'test/cases/error.zig')

diff --git a/test/cases/error.zig b/test/cases/error.zig
index c64c835fc4..2a1433df5b 100644
--- a/test/cases/error.zig
+++ b/test/cases/error.zig
@@ -202,3 +202,42 @@ const Error = error{};
 fn foo3(b: usize) Error!usize {
     return b;
 }
+
+
+test "error: Infer error set from literals" {
+    _ = nullLiteral("n") catch |err| handleErrors(err);
+    _ = floatLiteral("n") catch |err| handleErrors(err);
+    _ = intLiteral("n") catch |err| handleErrors(err);
+    _ = comptime nullLiteral("n") catch |err| handleErrors(err);
+    _ = comptime floatLiteral("n") catch |err| handleErrors(err);
+    _ = comptime intLiteral("n") catch |err| handleErrors(err);
+}
+
+fn handleErrors(err: var) noreturn {
+    switch (err) {
+        error.T => {}
+    }
+
+    unreachable;
+}
+
+fn nullLiteral(str: []const u8) !?i64 {
+    if (str[0] == 'n')
+        return null;
+
+    return error.T;
+}
+
+fn floatLiteral(str: []const u8) !?f64 {
+    if (str[0] == 'n')
+        return 1.0;
+
+    return error.T;
+}
+
+fn intLiteral(str: []const u8) !?i64 {
+    if (str[0] == 'n')
+        return 1;
+
+    return error.T;
+}
-- 
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