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| author | Andrew Kelley <superjoe30@gmail.com> | 2018-07-26 18:29:07 -0400 |
|---|---|---|
| committer | Andrew Kelley <superjoe30@gmail.com> | 2018-07-26 18:29:07 -0400 |
| commit | 2cbad364c1d23b64ae064f8547590c133b4f070a (patch) | |
| tree | b7ff7ef918cb2a8bb3a55eacfa0ca9b95b05cafd /test/compile_errors.zig | |
| parent | fd575fe1f3b45806f2cf823a2abe3727d381d4ed (diff) | |
| download | zig-2cbad364c1d23b64ae064f8547590c133b4f070a.tar.gz zig-2cbad364c1d23b64ae064f8547590c133b4f070a.zip | |
add compile error for ignoring return value of while loop bodies
closes #1049
Diffstat (limited to 'test/compile_errors.zig')
| -rw-r--r-- | test/compile_errors.zig | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/compile_errors.zig b/test/compile_errors.zig index 83bf715f78..2c4c9208eb 100644 --- a/test/compile_errors.zig +++ b/test/compile_errors.zig @@ -2,6 +2,28 @@ const tests = @import("tests.zig"); pub fn addCases(cases: *tests.CompileErrorContext) void { cases.add( + "while loop body expression ignored", + \\fn returns() usize { + \\ return 2; + \\} + \\export fn f1() void { + \\ while (true) returns(); + \\} + \\export fn f2() void { + \\ var x: ?i32 = null; + \\ while (x) |_| returns(); + \\} + \\export fn f3() void { + \\ var x: error!i32 = error.Bad; + \\ while (x) |_| returns() else |_| unreachable; + \\} + , + ".tmp_source.zig:5:25: error: expression value is ignored", + ".tmp_source.zig:9:26: error: expression value is ignored", + ".tmp_source.zig:13:26: error: expression value is ignored", + ); + + cases.add( "missing parameter name of generic function", \\fn dump(var) void {} \\export fn entry() void { |