41 lines
541 B
V
41 lines
541 B
V
[heap]
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struct Package {
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str string
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}
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interface Parser {
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main &Package
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}
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struct ParserV1 {
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mut:
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main &Package
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}
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fn new_0_parser() ?ParserV1 {
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return ParserV1{
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main: &Package{
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str: 'test'
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}
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}
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}
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fn new_parser() ?Parser {
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return Parser(new_0_parser()?)
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}
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struct Engine {
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parser Parser
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}
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fn test_cast_optional_to_interface() ? {
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parser := new_parser()?
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assert parser.main.str == 'test'
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eprintln(voidptr(parser.main))
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e := Engine{
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parser: parser
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}
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assert e.parser.main.str == 'test'
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eprintln(voidptr(e.parser.main))
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}
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