package yqlib import "gopkg.in/yaml.v3" func equalsOperator(d *dataTreeNavigator, context Context, expressionNode *ExpressionNode) (Context, error) { log.Debugf("-- equalsOperation") return crossFunction(d, context, expressionNode, isEquals(false), true) } func isEquals(flip bool) func(d *dataTreeNavigator, context Context, lhs *CandidateNode, rhs *CandidateNode) (*CandidateNode, error) { return func(d *dataTreeNavigator, context Context, lhs *CandidateNode, rhs *CandidateNode) (*CandidateNode, error) { value := false log.Debugf("-- isEquals cross function") if lhs == nil && rhs == nil { owner := &CandidateNode{} return createBooleanCandidate(owner, !flip), nil } else if lhs == nil { log.Debugf("lhs nil, but rhs is not") rhsNode := unwrapDoc(rhs.Node) value := rhsNode.Tag == "!!null" if flip { value = !value } return createBooleanCandidate(rhs, value), nil } else if rhs == nil { log.Debugf("lhs not nil, but rhs is") lhsNode := unwrapDoc(lhs.Node) value := lhsNode.Tag == "!!null" if flip { value = !value } return createBooleanCandidate(lhs, value), nil } lhsNode := unwrapDoc(lhs.Node) rhsNode := unwrapDoc(rhs.Node) if lhsNode.Tag == "!!null" { value = (rhsNode.Tag == "!!null") } else if lhsNode.Kind == yaml.ScalarNode && rhsNode.Kind == yaml.ScalarNode { value = matchKey(lhsNode.Value, rhsNode.Value) } log.Debugf("%v == %v ? %v", NodeToString(lhs), NodeToString(rhs), value) if flip { value = !value } return createBooleanCandidate(lhs, value), nil } } func notEqualsOperator(d *dataTreeNavigator, context Context, expressionNode *ExpressionNode) (Context, error) { log.Debugf("-- notEqualsOperator") return crossFunction(d, context.ReadOnlyClone(), expressionNode, isEquals(true), true) }