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Add #partial tag for enumerated arrays to prevent common errors using non-contiguous enumerations

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gingerBill
2019-12-27 16:55:32 +00:00
parent 80a32a8182
commit 5ec8dd166a
3 changed files with 46 additions and 4 deletions
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examples/demo/demo.odin
+13 -3
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@@ -1845,11 +1845,9 @@ constant_literal_expressions :: proc() {
FOO_ARRAY_DEFAULTS :: [3]Foo{{}, {}, {}};
fmt.println(FOO_ARRAY_DEFAULTS[2].x);
fmt.println("-------");
Baz :: enum{A=5, B, C, D=9};
Baz :: enum{A=5, B, C, D};
ENUM_ARRAY_CONST :: [Baz]int{.A .. .C = 1, .D = 16};
fmt.println(ENUM_ARRAY_CONST[.A]);
@@ -1859,6 +1857,18 @@ constant_literal_expressions :: proc() {
fmt.println("-------");
Partial_Baz :: enum{A=5, B, C, D=16};
#assert(len(Partial_Baz) < len(#partial [Partial_Baz]int));
PARTIAL_ENUM_ARRAY_CONST :: #partial [Partial_Baz]int{.A .. .C = 1, .D = 16};
fmt.println(PARTIAL_ENUM_ARRAY_CONST[.A]);
fmt.println(PARTIAL_ENUM_ARRAY_CONST[.B]);
fmt.println(PARTIAL_ENUM_ARRAY_CONST[.C]);
fmt.println(PARTIAL_ENUM_ARRAY_CONST[.D]);
fmt.println("-------");
STRING_CONST :: "Hellope!";
fmt.println(STRING_CONST[0]);