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* In-progress os.ChildProcess.spawn implementation. See #204
 * Add explicit cast from integer to error. Closes #294
 * fix casting from error to integer
 * fix compiler crash when initializing variable to undefined
   with no type
This commit is contained in:
Andrew Kelley
2017-04-02 18:19:59 -04:00
parent 0594487a2e
commit 8fd0fddce5
11 changed files with 742 additions and 51 deletions
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28
test/run_tests.cpp
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@@ -1758,6 +1758,13 @@ export fn foo() {
}
)SOURCE", 1, ".tmp_source.zig:3:5: error: unable to infer variable type");
add_compile_fail_case("undefined literal on a non-comptime var", R"SOURCE(
export fn foo() {
var i = undefined;
i = i32(1);
}
)SOURCE", 1, ".tmp_source.zig:3:5: error: unable to infer variable type");
add_compile_fail_case("dereference an array", R"SOURCE(
var s_buffer: [10]u8 = undefined;
pub fn pass(in: []u8) -> []u8 {
@@ -1818,6 +1825,15 @@ export fn entry(a: &i32) -> usize {
return @ptrcast(usize, a);
}
)SOURCE", 1, ".tmp_source.zig:3:21: error: expected pointer, found 'usize'");
add_compile_fail_case("too many error values to cast to small integer", R"SOURCE(
error A; error B; error C; error D; error E; error F; error G; error H;
const u2 = @intType(false, 2);
fn foo(e: error) -> u2 {
return u2(e);
}
export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
)SOURCE", 1, ".tmp_source.zig:5:14: error: too many error values to fit in 'u2'");
}
//////////////////////////////////////////////////////////////////////////////
@@ -2043,6 +2059,18 @@ fn bar() -> %void {
}
)SOURCE");
add_debug_safety_case("cast integer to error and no code matches", R"SOURCE(
pub fn panic(message: []const u8) -> noreturn {
@breakpoint();
while (true) {}
}
pub fn main(args: [][]u8) -> %void {
_ = bar(9999);
}
fn bar(x: u32) -> error {
return error(x);
}
)SOURCE");
}
//////////////////////////////////////////////////////////////////////////////