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This commit is contained in:
Mike Farah 2020-06-18 08:38:36 +10:00
parent 80e7f46538
commit eac218980e
1 changed files with 9 additions and 7 deletions
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16
pkg/yqlib/data_navigator.go
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@ -22,13 +22,8 @@ func NewDataNavigator(NavigationStrategy NavigationStrategy) DataNavigator {
}
func (n *navigator) Traverse(value *yaml.Node, path []interface{}) error {
realValue := value
emptyArray := make([]interface{}, 0)
log.Debugf("Traversing path %v", pathStackToString(path))
if realValue.Kind == yaml.DocumentNode {
log.Debugf("its a document! returning the first child")
return n.doTraverse(value.Content[0], "", path, emptyArray)
}
return n.doTraverse(value, "", path, emptyArray)
}
@ -39,7 +34,8 @@ func (n *navigator) doTraverse(value *yaml.Node, head interface{}, tail []interf
var nodeContext = NewNodeContext(value, head, tail, pathStack)
var errorDeepSplatting error
if head == "**" && value.Kind != yaml.ScalarNode && n.navigationStrategy.ShouldDeeplyTraverse(nodeContext) {
// no need to deeply traverse the DocumentNode, as it's already covered by its first child.
if head == "**" && value.Kind != yaml.DocumentNode && value.Kind != yaml.ScalarNode && n.navigationStrategy.ShouldDeeplyTraverse(nodeContext) {
if len(pathStack) == 0 || pathStack[len(pathStack)-1] != "<<" {
errorDeepSplatting = n.recurse(value, head, tail, pathStack)
}
@ -51,7 +47,11 @@ func (n *navigator) doTraverse(value *yaml.Node, head interface{}, tail []interf
return errorDeepSplatting
}
if len(tail) > 0 && value.Kind != yaml.ScalarNode {
if value.Kind == yaml.DocumentNode {
log.Debugf("its a document, diving into %v", head)
DebugNode(value)
return n.recurse(value, head, tail, pathStack)
} else if len(tail) > 0 && value.Kind != yaml.ScalarNode {
log.Debugf("diving into %v", tail[0])
DebugNode(value)
return n.recurse(value, tail[0], tail[1:], pathStack)
@ -108,6 +108,8 @@ func (n *navigator) recurse(value *yaml.Node, head interface{}, tail []interface
return n.recurse(value.Alias, head, tail, pathStack)
}
return nil
case yaml.DocumentNode:
return n.doTraverse(value.Content[0], head, tail, pathStack)
default:
return n.navigationStrategy.Visit(nodeContext)
}