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