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35 lines
846 B
Go
35 lines
846 B
Go
package yqlib
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import "fmt"
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func withOperator(d *dataTreeNavigator, context Context, expressionNode *ExpressionNode) (Context, error) {
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log.Debugf("-- withOperator")
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// with(path, exp)
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if expressionNode.RHS.Operation.OperationType != blockOpType {
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return Context{}, fmt.Errorf("with must be given a block (;), got %v instead", expressionNode.RHS.Operation.OperationType.Type)
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}
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pathExp := expressionNode.RHS.LHS
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updateContext, err := d.GetMatchingNodes(context, pathExp)
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if err != nil {
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return Context{}, err
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}
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updateExp := expressionNode.RHS.RHS
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for el := updateContext.MatchingNodes.Front(); el != nil; el = el.Next() {
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candidate := el.Value.(*CandidateNode)
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_, err = d.GetMatchingNodes(updateContext.SingleChildContext(candidate), updateExp)
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if err != nil {
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return Context{}, err
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}
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}
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return context, nil
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}
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