Name Rascal/Libraries/util/ContentCompletion/filterPrefix

Synopsis Allows a list of proposals to be filtered based on a given prefix string.

Function list[CompletionProposal] filterPrefix(list[CompletionProposal] proposals, str prefix)

Usage import util::ContentCompletion;

Description Allows a list of proposals to be filtered based on a given prefix string. A list of proposals will be returned that contain the prefix string anywhere in the proposals' newText property. If the prefix string is empty, the complete list will be returned as-is.

Examples

rascal>import util::ContentCompletion;
ok
rascal>list[CompletionProposal] proposals = [sourceProposal("apple"), sourceProposal("pineapple"), sourceProposal("banana")];
list[CompletionProposal]: [
  sourceProposal("apple"),
  sourceProposal("pineapple"),
  sourceProposal("banana")
]
rascal>filterPrefix(proposals, "apple");
list[CompletionProposal]: [
  sourceProposal("apple"),
  sourceProposal("pineapple")
]

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