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parserForLanguage does not take its argument in Maybe.

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This commit is contained in:
Rob Rix 2017-09-29 14:25:39 -04:00
parent 32055efa42
commit 2f05a32997
2 changed files with 4 additions and 5 deletions
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5
src/Parser.hs
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@ -54,9 +54,8 @@ data Parser term where
LineByLineParser :: Parser (Term Syntax (Record DefaultFields))
-- | Return a 'Language'-specific 'Parser', if one exists, falling back to the 'LineByLineParser'.
parserForLanguage :: Maybe Language -> Parser (Term Syntax (Record DefaultFields))
parserForLanguage Nothing = LineByLineParser
parserForLanguage (Just language) = case language of
parserForLanguage :: Language -> Parser (Term Syntax (Record DefaultFields))
parserForLanguage language = case language of
Go -> TreeSitterParser tree_sitter_go
JavaScript -> TreeSitterParser tree_sitter_typescript
JSON -> TreeSitterParser tree_sitter_json

4
src/Semantic.hs
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@ -62,7 +62,7 @@ parseBlob renderer blob@Blob{..} = case (renderer, blobLanguage) of
(IdentityTermRenderer, Just Language.Python) -> pure Nothing
(IdentityTermRenderer, Just Language.TypeScript) -> pure Nothing
(IdentityTermRenderer, _) -> Just <$> parse syntaxParser blob
where syntaxParser = parserForLanguage blobLanguage
where syntaxParser = maybe LineByLineParser parserForLanguage blobLanguage
diffBlobPairs :: Output output => DiffRenderer output -> [Both Blob] -> Task ByteString
@ -101,7 +101,7 @@ diffBlobPair renderer blobs = case (renderer, effectiveLanguage) of
(SExpressionDiffRenderer, _) -> run (parse syntaxParser) diffSyntaxTerms (renderSExpressionDiff . bimap keepCategory keepCategory)
(IdentityDiffRenderer, _) -> run (\ blob -> parse syntaxParser blob >>= decorate (syntaxDeclarationAlgebra blob)) diffSyntaxTerms Just
where effectiveLanguage = runBothWith (<|>) (blobLanguage <$> blobs)
syntaxParser = parserForLanguage effectiveLanguage
syntaxParser = maybe LineByLineParser parserForLanguage effectiveLanguage
run :: Functor syntax => (Blob -> Task (Term syntax ann)) -> (Term syntax ann -> Term syntax ann -> Diff syntax ann ann) -> (Diff syntax ann ann -> output) -> Task output
run parse diff renderer = distributeFor blobs parse >>= runBothWith (diffTermPair blobs diff) >>= render renderer