Yi.Completion

Collection of functions for completion and matching.

Documentation

completeInList

Arguments

:: Text

Input to match on

-> (Text -> Maybe Text)

matcher function

-> [Text]

items to match against

-> EditorM Text

Complete a string given a user input string, a matching function and a list of possibilites. Matching function should return the part of the string that matches the user string.

completeInList' :: Text -> (Text -> Maybe Text) -> [Text] -> EditorM Text

completeInListCustomShow

Arguments

:: (Text -> Text)

Show function

-> Text

Input to match on

-> (Text -> Maybe Text)

matcher function

-> [Text]

items to match against

-> EditorM Text

Same as completeInList, but maps showFunction on possible matches when printing

commonPrefix :: Eq a => [[a]] -> [a]

Return the longest common prefix of a set of lists.

P(xs) === all (isPrefixOf (commonPrefix xs)) xs
length s > length (commonPrefix xs) --> not (all (isPrefixOf s) xs)

prefixMatch :: Text -> Text -> Maybe Text

Prefix matching function, for use with completeInList

infixMatch :: Text -> Text -> Maybe Text

Infix matching function, for use with completeInList

subsequenceMatch :: String -> String -> Bool

Example: "abc" matches "a1b2c"

containsMatch' :: Bool -> Text -> Text -> Maybe Text

TODO: this is a terrible function, isn't this just case-insensitive infix? – Fūzetsu

containsMatch :: Text -> Text -> Maybe Text

containsMatchCaseInsensitive :: Text -> Text -> Maybe Text

mkIsPrefixOf

Arguments

:: Bool

Is case-sensitive?

-> Text

-> Text

-> Bool

Like usual isPrefixOf but user can specify case sensitivity. See toCaseFold for exotic unicode gotchas.