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55 lines
1.5 KiB
Go
55 lines
1.5 KiB
Go
package json
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import "reflect"
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type checkEmptyFunc func(v reflect.Value) bool
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var checkEmptyFuncs = map[reflect.Kind]checkEmptyFunc{
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reflect.String: checkStringEmpty,
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reflect.Int: checkIntEmpty,
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reflect.Int8: checkIntEmpty,
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reflect.Int16: checkIntEmpty,
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reflect.Int32: checkIntEmpty,
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reflect.Int64: checkIntEmpty,
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reflect.Uint: checkUintEmpty,
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reflect.Uint8: checkUintEmpty,
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reflect.Uint16: checkUintEmpty,
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reflect.Uint32: checkUintEmpty,
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reflect.Uint64: checkUintEmpty,
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reflect.Float32: checkFloatEmpty,
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reflect.Float64: checkFloatEmpty,
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reflect.Bool: checkBoolEmpty,
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reflect.Slice: checkLenEmpty,
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reflect.Map: checkLenEmpty,
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reflect.Array: checkLenEmpty,
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reflect.Chan: reflect.Value.IsNil,
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reflect.Func: reflect.Value.IsNil,
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reflect.Interface: reflect.Value.IsNil,
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reflect.Pointer: reflect.Value.IsNil,
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reflect.Struct: reflect.Value.IsZero,
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reflect.UnsafePointer: reflect.Value.IsNil,
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}
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func checkStringEmpty(v reflect.Value) bool {
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return v.String() == ""
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}
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func checkIntEmpty(v reflect.Value) bool {
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return v.Int() == 0
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}
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func checkUintEmpty(v reflect.Value) bool {
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return v.Uint() == 0
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}
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func checkFloatEmpty(v reflect.Value) bool {
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return v.Float() == 0
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}
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func checkBoolEmpty(v reflect.Value) bool {
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return !v.Bool()
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}
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func checkLenEmpty(v reflect.Value) bool {
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return v.Len() == 0
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}
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