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Add support for MetaValue in root node #8

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merged 1 commit into from
Nov 12, 2018
Merged

Add support for MetaValue in root node #8

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11 changes: 10 additions & 1 deletion treeprint.go
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,7 @@ type Tree interface {
Bytes() []byte

SetValue(value Value)
SetMetaValue(meta MetaValue)
}

type node struct {
Expand Down Expand Up @@ -127,7 +128,11 @@ func (n *node) Bytes() []byte {
level := 0
var levelsEnded []int
if n.Root == nil {
buf.WriteString(fmt.Sprintf("%v",n.Value))
if n.Meta != nil {
buf.WriteString(fmt.Sprintf("[%v] %v", n.Meta, n.Value))
} else {
buf.WriteString(fmt.Sprintf("%v",n.Value))
}
buf.WriteByte('\n')
} else {
edge := EdgeTypeMid
Expand All @@ -151,6 +156,10 @@ func (n *node) SetValue(value Value){
n.Value = value
}

func (n *node) SetMetaValue(meta MetaValue){
n.Meta = meta
}

func printNodes(wr io.Writer,
level int, levelsEnded []int, nodes []*node) {

Expand Down