18 lines
403 B
Plaintext
18 lines
403 B
Plaintext
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struct A { mut: v int } struct B { a A } struct C { mut: b B } struct D { mut: c C }
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mut b := B{} b = B{A{2}}
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b.a.v = 1 // Error (field a immutable)
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b.a = A{} // Error (field a immutable)
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===output===
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cannot modify immutable field `a` (type `B`)
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declare the field with `mut:`
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struct B {
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mut:
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a A
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}
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cannot modify immutable field `a` (type `B`)
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declare the field with `mut:`
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struct B {
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mut:
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a A
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}
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