diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Parser.hs | 38 | ||||
| -rw-r--r-- | src/Test.hs | 6 |
2 files changed, 36 insertions, 8 deletions
diff --git a/src/Parser.hs b/src/Parser.hs index 22928c3..29583e1 100644 --- a/src/Parser.hs +++ b/src/Parser.hs @@ -12,6 +12,7 @@ import Control.Monad.State import Data.Char import Data.Maybe +import Data.Scientific import qualified Data.Set as S import Data.Text (Text) import Data.Text qualified as T @@ -141,8 +142,15 @@ stringExpansion tname conv = do maybe err return $ listToMaybe $ catMaybes $ conv e -integerLiteral :: TestParser (Expr Integer) -integerLiteral = Literal . read . TL.unpack <$> takeWhile1P (Just "integer") isDigit +numberLiteral :: TestParser SomeExpr +numberLiteral = label "number" $ lexeme $ do + x <- L.scientific + choice + [ return (SomeExpr $ Literal (x / 100)) <* void (char ('%')) + , if base10Exponent x == 0 + then return $ SomeExpr $ Literal (coefficient x) + else return $ SomeExpr $ Literal x + ] quotedString :: TestParser (Expr Text) quotedString = label "string" $ lexeme $ do @@ -163,6 +171,7 @@ quotedString = label "string" $ lexeme $ do ,do e <- stringExpansion (T.pack "string") $ \e -> [ cast e , UnOp (T.pack . show @Integer) <$> cast e + , UnOp (T.pack . show @Scientific) <$> cast e ] (e:) <$> inner ] @@ -184,6 +193,7 @@ regex = label "regular expression" $ lexeme $ do [ cast e , UnOp RegexString <$> cast e , UnOp (RegexString . T.pack . show @Integer) <$> cast e + , UnOp (RegexString . T.pack . show @Scientific) <$> cast e ] (e:) <$> inner ] @@ -223,20 +233,32 @@ someExpr = join inner <?> "expression" table = [ [ recordSelector ] - , [ prefix "-" $ [ SomeUnOp (negate @Integer) ] + , [ prefix "-" $ [ SomeUnOp (negate @Integer) + , SomeUnOp (negate @Scientific) + ] ] - , [ binary "*" $ [ SomeBinOp ((*) @Integer) ] + , [ binary "*" $ [ SomeBinOp ((*) @Integer) + , SomeBinOp ((*) @Scientific) + ] {- TODO: parsing issues with regular expressions - , binary "/" $ [ SomeBinOp (div @Integer) ] + , binary "/" $ [ SomeBinOp (div @Integer) + , SomeBinOp ((/) @Scientific) + ] -} ] - , [ binary "+" $ [ SomeBinOp ((+) @Integer) ] - , binary "-" $ [ SomeBinOp ((-) @Integer) ] + , [ binary "+" $ [ SomeBinOp ((+) @Integer) + , SomeBinOp ((+) @Scientific) + ] + , binary "-" $ [ SomeBinOp ((-) @Integer) + , SomeBinOp ((-) @Scientific) + ] ] , [ binary "==" $ [ SomeBinOp ((==) @Integer) + , SomeBinOp ((==) @Scientific) , SomeBinOp ((==) @Text) ] , binary "/=" $ [ SomeBinOp ((/=) @Integer) + , SomeBinOp ((/=) @Scientific) , SomeBinOp ((/=) @Text) ] ] @@ -278,7 +300,7 @@ someExpr = join inner <?> "expression" applyRecordSelector e (RecordSelector f) = SomeExpr $ UnOp f e literal = label "literal" $ choice - [ return . SomeExpr <$> integerLiteral + [ return <$> numberLiteral , return . SomeExpr <$> quotedString , return . SomeExpr <$> regex ] diff --git a/src/Test.hs b/src/Test.hs index cfc144b..ab7e125 100644 --- a/src/Test.hs +++ b/src/Test.hs @@ -15,6 +15,7 @@ module Test ( import Data.Char import Data.List +import Data.Scientific import Data.Text (Text) import qualified Data.Text as T import Data.Typeable @@ -71,6 +72,11 @@ instance ExprType Integer where textExprValue x = T.pack (show x) emptyVarValue = 0 +instance ExprType Scientific where + textExprType _ = T.pack "number" + textExprValue x = T.pack (show x) + emptyVarValue = 0 + instance ExprType Bool where textExprType _ = T.pack "bool" textExprValue True = T.pack "true" |