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Fixes #870

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This commit is contained in:
Mike Farah 2021-07-07 19:22:51 +10:00
parent 542efd8928
commit b0074f5eba
2 changed files with 14 additions and 8 deletions
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19
pkg/yqlib/operator_assign.go
View File

@ -1,24 +1,27 @@
package yqlib
func assignUpdateFunc(d *dataTreeNavigator, context Context, lhs *CandidateNode, rhs *CandidateNode) (*CandidateNode, error) {
rhs.Node = unwrapDoc(rhs.Node)
lhs.UpdateFrom(rhs)
return lhs, nil
}
func assignUpdateOperator(d *dataTreeNavigator, context Context, expressionNode *ExpressionNode) (Context, error) {
lhs, err := d.GetMatchingNodes(context, expressionNode.Lhs)
if err != nil {
return Context{}, err
}
var rhs Context
if !expressionNode.Operation.UpdateAssign {
rhs, err = d.GetMatchingNodes(context.ReadOnlyClone(), expressionNode.Rhs)
if err != nil {
return Context{}, err
}
// this works because we already ran against LHS with an editable context.
_, err := crossFunction(d, context.ReadOnlyClone(), expressionNode, assignUpdateFunc, false)
return context, err
}
for el := lhs.MatchingNodes.Front(); el != nil; el = el.Next() {
candidate := el.Value.(*CandidateNode)
if expressionNode.Operation.UpdateAssign {
rhs, err = d.GetMatchingNodes(context.SingleChildContext(candidate), expressionNode.Rhs)
}
rhs, err := d.GetMatchingNodes(context.SingleChildContext(candidate), expressionNode.Rhs)
if err != nil {
return Context{}, err

3
pkg/yqlib/operators.go
View File

@ -95,9 +95,12 @@ func crossFunction(d *dataTreeNavigator, context Context, expressionNode *Expres
}
}
if evaluateAllTogether {
log.Debug("crossFunction evaluateAllTogether!")
return doCrossFunc(d, context, expressionNode, calculation, calcWhenEmpty)
}
log.Debug("crossFunction evaluate apart!")
for matchEl := context.MatchingNodes.Front(); matchEl != nil; matchEl = matchEl.Next() {
innerResults, err := doCrossFunc(d, context.SingleChildContext(matchEl.Value.(*CandidateNode)), expressionNode, calculation, calcWhenEmpty)
if err != nil {