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stub insertToRows

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joshvera 2015-12-04 14:39:06 -05:00
parent e15ecb934f
commit a8dfa0c665
1 changed files with 10 additions and 5 deletions
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15
src/Split.hs
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@ -1,9 +1,10 @@
module Split where
import Diff
import Patch
import Term
import Syntax
import Control.Comonad.Cofree
import Range
import Control.Monad.Free
@ -34,8 +35,12 @@ instance Monoid Row where
mempty = Row [] []
mappend (Row x1 y1) (Row x2 y2) = Row (x1 <> x2) (y1 <> y2)
diffToRows :: Diff a Info -> String -> String -> ([Row], (Range, Range))
diffToRows (Free annotated) = annotatedToRows annotated
diffToRows :: Diff a Info -> (Int, Int) -> String -> String -> ([Row], (Range, Range))
diffToRows (Free annotated) _ before after = annotatedToRows annotated before after
diffToRows (Pure (Insert term)) indices _ after = insertToRows term indices after
insertToRows :: Term a Info -> (Int, Int) -> String -> ([Row], (Range, Range))
insertToRows (Info range _ categories :< syntax) (previous, _) source = ([], (Range previous previous, range))
-- | Given an Annotated and before/after strings, returns a list of `Row`s representing the newline-separated diff.
annotatedToRows :: Annotated a (Info, Info) (Diff a Info) -> String -> String -> ([Row], (Range, Range))
@ -54,7 +59,7 @@ annotatedToRows (Annotated (Info left _ leftCategories, Info right _ rightCatego
where
separatorRows = contextRows (starts childRanges) previousIndices sources
allRows = rows `adjoinRows` separatorRows `adjoinRows` childRows
(childRows, childRanges) = diffToRows child before after
(childRows, childRanges) = diffToRows child previousIndices before after
contextRows :: (Int, Int) -> (Int, Int) -> (String, String) -> [Row]
contextRows childIndices previousIndices sources = zipWithMaybe rowFromMaybeRows leftElements rightElements