2024-09-18 16:15:01 +00:00
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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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2024-09-20 18:27:53 +00:00
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val := getValue(x)
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2024-09-20 18:19:49 +00:00
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2024-09-20 18:36:24 +00:00
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numberOfValues := 0
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var getField func(int) reflect.Value
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2024-09-20 18:32:37 +00:00
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switch val.Kind() {
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case reflect.String:
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fn(val.String())
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2024-09-20 18:36:24 +00:00
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case reflect.Struct:
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numberOfValues = val.NumField()
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getField = val.Field
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2024-09-20 18:37:54 +00:00
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case reflect.Slice, reflect.Array:
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2024-09-20 18:36:24 +00:00
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numberOfValues = val.Len()
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getField = val.Index
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}
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for i := 0; i < numberOfValues; i++ {
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// XXX: Interface() to get interface
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Walk(getField(i).Interface(), fn)
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2024-09-20 17:59:39 +00:00
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}
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2024-09-18 16:15:01 +00:00
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}
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2024-09-20 18:27:53 +00:00
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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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