[BUG] panic: reflect: call of reflect.Value.Elem on zero Value

[MoeGrid]

8月5日的两个commit会出现报错

panic: reflect: call of reflect.Value.Elem on zero Value [recovered]
	panic: reflect: call of reflect.Value.Elem on zero Value

goroutine 1 [running]:
encoding/json.(*encodeState).marshal.func1()
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/encoding/json/encode.go:293 +0x6d
panic({0xfc5dc0?, 0xc0004ca7c8?})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/runtime/panic.go:770 +0x132
reflect.Value.Elem({0x0?, 0x0?, 0x106e979?})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/reflect/value.go:1277 +0x195
sub2sing-box/model.(*Outbound).MarshalJSON(0xc0006a7190)
	C:/Users/***/GolandProjects/sub2sing-box/model/outbound.go:89 +0x1b8
encoding/json.addrMarshalerEncoder(0xc0004b6240, {0x10587a0?, 0xc0006a7190?, 0x3?}, {0x97?, 0x0?})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/encoding/json/encode.go:459 +0x15a
encoding/json.condAddrEncoder.encode({0x10d3d48?, 0xc00043dbf0?}, 0xb121bf?, {0x10587a0?, 0xc0006a7190?, 0xf9a4c0?}, {0x40?, 0xa5?})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/encoding/json/encode.go:891 +0x44
encoding/json.arrayEncoder.encode({0x0?}, 0xc0004b6240, {0xf99540?, 0xc0001bc9e0?, 0xc00045e188?}, {0xd7?, 0xee?})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/encoding/json/encode.go:847 +0xcf
encoding/json.sliceEncoder.encode({0xf9a4c0?}, 0xc0004b6240, {0xf99540?, 0xc0001bc9e0?, 0x10000c0001bc9d0?}, {0xc?, 0x0?})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/encoding/json/encode.go:820 +0x347
encoding/json.structEncoder.encode({{{0xc00042e008, 0x7, 0x8}, 0xc0000a8510, 0xc0000a8540}}, 0xc0004b6240, {0x103c460?, 0xc0001bc9a0?, 0x9f1d7b?}, {0x0, ...})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/encoding/json/encode.go:704 +0x21e
encoding/json.(*encodeState).reflectValue(0xc0004b6240, {0x103c460?, 0xc0001bc9a0?, 0x9f2125?}, {0x38?, 0x0?})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/encoding/json/encode.go:321 +0x73
encoding/json.(*encodeState).marshal(0x9f1d7b?, {0x103c460?, 0xc0001bc9a0?}, {0x8?, 0x0?})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/encoding/json/encode.go:297 +0xc5
encoding/json.Marshal({0x103c460, 0xc0001bc9a0})
	C:/Users/***/go/pkg/mod/golang.org/toolchain@v0.0.1-go1.22.5.windows-amd64/src/encoding/json/encode.go:163 +0xd0
sub2sing-box/common.MergeTemplate({0xc000606000, 0x6a, 0xc000464190?}, {0xc000022280, 0x31})
	C:/Users/***/GolandProjects/sub2sing-box/common/convert.go:224 +0x99d
sub2sing-box/common.Convert({0xc0004b2030?, 0x0?, 0x0?}, {0x0, 0x0, 0x0?}, {0xc000022280, 0x31}, {0x0, 0x0}, ...)
	C:/Users/***/GolandProjects/sub2sing-box/common/convert.go:89 +0x91f
sub2sing-box/cmd.convertRun(0xc0001dda00?, {0x106f494?, 0x4?, 0x106f410?})
	C:/Users/***/GolandProjects/sub2sing-box/cmd/convert.go:52 +0x12f
github.com/spf13/cobra.(*Command).execute(0x16c9820, {0xc0004ba000, 0x6, 0x6})
	C:/Users/***/go/pkg/mod/github.com/spf13/cobra@v1.8.0/command.go:987 +0xab1
github.com/spf13/cobra.(*Command).ExecuteC(0x16d6780)
	C:/Users/***/go/pkg/mod/github.com/spf13/cobra@v1.8.0/command.go:1115 +0x3ff
github.com/spf13/cobra.(*Command).Execute(0x0?)
	C:/Users/***/go/pkg/mod/github.com/spf13/cobra@v1.8.0/command.go:1039 +0x13
main.main()
	C:/Users/***/GolandProjects/sub2sing-box/main.go:9 +0x1a

[nitezs]

这个BUG是怎么触发的，需要复现一下。

[MoeGrid]

这个BUG是怎么触发的，需要复现一下。

我用以下参数做的测试，发现模板文件outbounds中只要带有direct、block、dns这三个就会出错，删掉这三个就没问题了

命令参数
convert -o config.json -s http://xxx.com/bug.txt -t config.tpl.json

订阅链接内容

c3M6Ly9ZV1Z6TFRFeU9DMW5ZMjA2ZUhoNGVIaDRlSGg0ZUhnQHh4eHh4Lnh4eHgueHh4OjIwMDAxLz9wbHVnaW49b2Jmcy1sb2NhbCUzQm9iZnMlM0RodHRwJTNCb2Jmcy1ob3N0JTNEbUM1aWFhSGloVC5taWNyb3NvZnQuY29tJmdyb3VwPVNXMXRWR1ZzWldOdmJRI0hLRyUyMDAxCnNzOi8vWVdWekxURXlPQzFuWTIwNmVIaDRlSGg0ZUhoNGVIZ0B4eHh4eC54eHh4Lnh4eDoyMDAwMi8_cGx1Z2luPW9iZnMtbG9jYWwlM0JvYmZzJTNEaHR0cCUzQm9iZnMtaG9zdCUzRG1DNWlhYUhpaFQubWljcm9zb2Z0LmNvbSZncm91cD1TVzF0VkdWc1pXTnZiUSNIS0clMjAwMg

config.tpl.json内容

{
    "outbounds": [
        {
            "tag": "direct",
            "type": "direct"
        },
        {
            "tag": "block",
            "type": "block"
        },
        {
            "tag": "dns-out",
            "type": "dns"
        },
        {
            "tag": "Proxy",
            "outbounds": [
                "direct",
                "block",
                "<all-proxy-tags>"
            ],
            "interrupt_exist_connections": true,
            "type": "selector"
        }
    ]
}

[nitezs]

重写 MarshalJSON 没测试 😿
已经修复了