return error on non-string element in join#969
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antonmedv
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May 29, 2026
antonmedv
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| default: | ||
| v := reflect.ValueOf(args[0]) | ||
| if v.Kind() != reflect.Slice && v.Kind() != reflect.Array { | ||
| return nil, 0, fmt.Errorf("cannot sort %s", v.Kind()) |
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i guess this is from another pr
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join([1,2]) hits arg.(string) on the []any branch and surfaces a raw "interface conversion: interface {} is int, not string" runtime error instead of the invalid argument for join error the other branches return. Check the assertion and return that error.