Represents a single suggestion in a completion list. For example, http://autoplot.org/data/versioning/data_<C> would result in completions for each file in the folder, and the aggregation, and each is represented by one completion result. The completion result contains the human-readable label and a documentation string, as well as the replacement text.
the suggestion to replace the completeable string.
human-readable documentation.
human-readable label.
the string that will be replaced, or null.
If true then the service-provider code believes this completion should be usable after the completion.