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authorYong He <yonghe@outlook.com>2022-08-10 15:37:19 -0700
committerGitHub <noreply@github.com>2022-08-10 15:37:19 -0700
commita083a37ee58dc48d92cf2b844466a295eb3e643e (patch)
tree69028f3d9f92fa7e2085c76bc234e1949ef645c5 /source/slang/slang-parser.cpp
parent88f04c29244af23c1cdd472d8d1ae3e5a650494e (diff)
Add `none` literal that is convertible to `Optional`. (#2356)
* Add `none` literal that is convertible to `Optional`. * Fix cpu code gen. * Include vk and cpu test for is-as operator test. * Inline comparison operators. Co-authored-by: Yong He <yhe@nvidia.com>
Diffstat (limited to 'source/slang/slang-parser.cpp')
-rw-r--r--source/slang/slang-parser.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/source/slang/slang-parser.cpp b/source/slang/slang-parser.cpp
index 4baa7211e..7447859c7 100644
--- a/source/slang/slang-parser.cpp
+++ b/source/slang/slang-parser.cpp
@@ -5031,6 +5031,11 @@ namespace Slang
return parser->astBuilder->create<NullPtrLiteralExpr>();
}
+ static NodeBase* parseNoneExpr(Parser* parser, void* /*userData*/)
+ {
+ return parser->astBuilder->create<NoneLiteralExpr>();
+ }
+
static NodeBase* parseTryExpr(Parser* parser, void* /*userData*/)
{
auto tryExpr = parser->astBuilder->create<TryExpr>();
@@ -6587,6 +6592,7 @@ namespace Slang
_makeParseExpr("true", parseTrueExpr),
_makeParseExpr("false", parseFalseExpr),
_makeParseExpr("nullptr", parseNullPtrExpr),
+ _makeParseExpr("none", parseNoneExpr),
_makeParseExpr("try", parseTryExpr),
_makeParseExpr("__TaggedUnion", parseTaggedUnionType),
_makeParseExpr("__jvp", parseJVPDifferentiate)