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master
test/fixedbugs/issue46749.go
37 строк
1 KB
Robert Griesemer
go/types, types2: better error messages for certain type mismatches
24 июл 2025, 19:04
24 июл 2025, 19:04
cae4516
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// errorcheck // Copyright 2021 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package p var s string var b bool var i int var iface interface{} var ( _ = "" + b // ERROR "invalid operation.*mismatched types.*untyped string and bool" _ = "" + i // ERROR "invalid operation.*mismatched types.*untyped string and int" _ = "" + nil // ERROR "invalid operation.*mismatched types.*untyped string and nil|(untyped nil)" ) var ( _ = s + false // ERROR "invalid operation.*mismatched types.*string and untyped bool" _ = s + 1 // ERROR "invalid operation.*mismatched types.*string and untyped int" _ = s + nil // ERROR "invalid operation.*mismatched types.*string and nil|(untyped nil)" ) var ( _ = "" + false // ERROR "invalid operation.*mismatched types.*untyped string and untyped bool" _ = "" + 1 // ERROR "invalid operation.*mismatched types.*untyped string and untyped int" ) var ( _ = b + 1 // ERROR "invalid operation.*mismatched types.*bool and untyped int" _ = i + false // ERROR "invalid operation.*mismatched types.*int and untyped bool" _ = iface + 1 // ERROR "invalid operation.*mismatched types.*interface *{} and untyped int" _ = iface + 1.0 // ERROR "invalid operation.*mismatched types.*interface *{} and untyped float" _ = iface + false // ERROR "invalid operation.*mismatched types.*interface *{} and bool" )