36 lines
604 B
Go
36 lines
604 B
Go
package walk
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import (
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"reflect"
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)
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func Walk(x interface{}, fn func(string)) {
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val := getValue(x)
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for i := 0; i < val.NumField(); i++ {
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field := val.Field(i)
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if val.Kind() == reflect.Slice {
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for i := 0; i < val.Len(); i++ {
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Walk(val.Index(i).Interface(), fn)
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}
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}
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switch field.Kind() {
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case reflect.String:
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fn(field.String())
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case reflect.Struct:
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// XXX: Interface() to get interface
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Walk(field.Interface(), fn)
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}
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}
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}
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func getValue(x interface{}) reflect.Value {
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val := reflect.ValueOf(x)
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if val.Kind() == reflect.Pointer {
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return val.Elem()
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}
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return val
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}
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