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39 lines
697 B
Go
39 lines
697 B
Go
package main
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type iterator struct {
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object interface{}
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path, parent string
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}
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func dfs(object interface{}, f func(it iterator)) {
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sub(iterator{object: object}, f)
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}
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func sub(it iterator, f func(it iterator)) {
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f(it)
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switch it.object.(type) {
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case *dict:
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keys := it.object.(*dict).keys
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for _, k := range keys {
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subpath := it.path + "." + k
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value, _ := it.object.(*dict).get(k)
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sub(iterator{
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object: value,
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path: subpath,
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parent: it.path,
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}, f)
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}
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case array:
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slice := it.object.(array)
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for i, value := range slice {
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subpath := accessor(it.path, i)
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sub(iterator{
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object: value,
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path: subpath,
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parent: it.path,
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}, f)
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}
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}
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}
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