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checker: correctly check arrays with element that is an alias. fixes #6735

pull/7127/head
joe-conigliaro 2020-12-04 14:26:25 +11:00
parent 0c18b3bea6
commit cf7b45b074
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1 changed files with 19 additions and 6 deletions
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25
vlib/v/checker/check_types.v
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@ -85,14 +85,27 @@ pub fn (mut c Checker) check_basic(got table.Type, expected table.Type) bool {
}
}
// TODO
if exp_type_sym.name == 'array' || got_type_sym.name == 'array' {
// if exp_type_sym.name == 'array' || got_type_sym.name == 'array' {
if got_idx == table.array_type_idx || exp_idx == table.array_type_idx {
return true
}
// TODO
// accept [] when an expected type is an array
if got_type_sym.kind == .array &&
got_type_sym.name == 'array_void' && exp_type_sym.kind == .array {
return true
if got_type_sym.kind == .array && exp_type_sym.kind == .array {
// TODO
// accept [] when an expected type is an array
if got_type_sym.name == 'array_void' {
return true
}
// if elem_type is an alias, check it
// TODO: think about recursion, how many levels of alias can there be?
got_info := got_type_sym.info as table.Array
exp_info := exp_type_sym.info as table.Array
got_elem_sym := c.table.get_type_symbol(got_info.elem_type)
exp_elem_sym := c.table.get_type_symbol(exp_info.elem_type)
if (got_elem_sym.kind == .alias ||
exp_elem_sym.kind == .alias) &&
c.check_basic(got_info.elem_type, exp_info.elem_type) {
return true
}
}
// type alias
if (got_type_sym.kind == .alias &&