105 lines
2.4 KiB
Go
105 lines
2.4 KiB
Go
package tfjson
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// Action is a valid action type for a resource change.
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//
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// Note that a singular Action is not telling of a full resource
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// change operation. Certain resource actions, such as replacement,
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// are a composite of more than one type. See the Actions type and
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// its helpers for more information.
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type Action string
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const (
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// ActionNoop denotes a no-op operation.
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ActionNoop Action = "no-op"
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// ActionCreate denotes a create operation.
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ActionCreate Action = "create"
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// ActionRead denotes a read operation.
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ActionRead Action = "read"
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// ActionUpdate denotes an update operation.
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ActionUpdate Action = "update"
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// ActionDelete denotes a delete operation.
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ActionDelete Action = "delete"
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)
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// Actions denotes a valid change type.
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type Actions []Action
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// NoOp is true if this set of Actions denotes a no-op.
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func (a Actions) NoOp() bool {
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if len(a) != 1 {
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return false
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}
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return a[0] == ActionNoop
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}
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// Create is true if this set of Actions denotes creation of a new
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// resource.
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func (a Actions) Create() bool {
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if len(a) != 1 {
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return false
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}
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return a[0] == ActionCreate
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}
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// Read is true if this set of Actions denotes a read operation only.
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func (a Actions) Read() bool {
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if len(a) != 1 {
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return false
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}
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return a[0] == ActionRead
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}
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// Update is true if this set of Actions denotes an update operation.
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func (a Actions) Update() bool {
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if len(a) != 1 {
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return false
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}
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return a[0] == ActionUpdate
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}
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// Delete is true if this set of Actions denotes resource removal.
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func (a Actions) Delete() bool {
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if len(a) != 1 {
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return false
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}
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return a[0] == ActionDelete
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}
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// DestroyBeforeCreate is true if this set of Actions denotes a
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// destroy-before-create operation. This is the standard resource
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// replacement method.
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func (a Actions) DestroyBeforeCreate() bool {
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if len(a) != 2 {
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return false
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}
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return a[0] == ActionDelete && a[1] == ActionCreate
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}
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// CreateBeforeDestroy is true if this set of Actions denotes a
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// create-before-destroy operation, usually the result of replacement
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// to a resource that has the create_before_destroy lifecycle option
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// set.
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func (a Actions) CreateBeforeDestroy() bool {
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if len(a) != 2 {
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return false
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}
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return a[0] == ActionCreate && a[1] == ActionDelete
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}
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// Replace is true if this set of Actions denotes a valid replacement
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// operation.
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func (a Actions) Replace() bool {
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return a.DestroyBeforeCreate() || a.CreateBeforeDestroy()
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}
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