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Marc VertesandGitHub 8de5748fce interp: fix handling interface in operators
In case of interface values, make sure that the concrete type is preserved during type inference.

Fixes #1466.
2022-10-25 14:02:05 +02:00

25 lines
315 B
Go

package main
import (
"fmt"
)
func SomeFunc(defaultValue interface{}) interface{} {
switch v := defaultValue.(type) {
case string:
return v + " abc"
case int:
return v - 234
}
panic("whoops")
}
func main() {
fmt.Println(SomeFunc(1234))
fmt.Println(SomeFunc("test"))
}
// Output:
// 1000
// test abc