{-# LANGUAGE BangPatterns #-}
{-# LANGUAGE CPP #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# LANGUAGE OverloadedStrings #-}
#if __GLASGOW_HASKELL__ <= 800 && __GLASGOW_HASKELL__ >= 706
{-# OPTIONS_GHC -fsimpl-tick-factor=300 #-}
#endif
module Data.Aeson.Parser.Internal
(
json, jsonEOF
, jsonWith
, jsonLast
, jsonAccum
, jsonNoDup
, value
, jstring
, jstring_
, scientific
, json', jsonEOF'
, jsonWith'
, jsonLast'
, jsonAccum'
, jsonNoDup'
, value'
, decodeWith
, decodeStrictWith
, eitherDecodeWith
, eitherDecodeStrictWith
, fromListAccum
, parseListNoDup
, unescapeText
) where
import Prelude.Compat
import Control.Applicative ((<|>))
import Control.Monad (void, when)
import Data.Aeson.Types.Internal (IResult(..), JSONPath, Object, Result(..), Value(..), Key)
import qualified Data.Aeson.KeyMap as KM
import qualified Data.Aeson.Key as Key
import Data.Attoparsec.ByteString.Char8 (Parser, char, decimal, endOfInput, isDigit_w8, signed, string)
import Data.Function (fix)
import Data.Functor.Compat (($>))
import Data.Scientific (Scientific)
import Data.Text (Text)
import Data.Vector (Vector)
import qualified Data.Vector as Vector (empty, fromList, fromListN, reverse)
import qualified Data.Attoparsec.ByteString as A
import qualified Data.Attoparsec.Lazy as L
import qualified Data.ByteString as B
import qualified Data.ByteString.Unsafe as B
import qualified Data.ByteString.Lazy as L
import qualified Data.ByteString.Lazy as BSL
import qualified Data.ByteString.Lazy.Char8 as C
import qualified Data.ByteString.Builder as B
import qualified Data.Scientific as Sci
import Data.Aeson.Parser.Unescape (unescapeText)
import Data.Aeson.Internal.Integer
import Data.Aeson.Internal.Text
import Data.Aeson.Internal.Word8
json :: Parser Value
json :: Parser Value
json = Parser Value
value
json' :: Parser Value
json' :: Parser Value
json' = Parser Value
value'
object_ :: ([(Key, Value)] -> Either String Object) -> Parser Value -> Parser Value
object_ :: ([(Key, Value)] -> Either String Object)
-> Parser Value -> Parser Value
object_ [(Key, Value)] -> Either String Object
mkObject Parser Value
val = Object -> Value
Object forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> ([(Key, Value)] -> Either String Object)
-> Parser Key -> Parser Value -> Parser Object
objectValues [(Key, Value)] -> Either String Object
mkObject Parser Key
key Parser Value
val
{-# INLINE object_ #-}
object_' :: ([(Key, Value)] -> Either String Object) -> Parser Value -> Parser Value
object_' :: ([(Key, Value)] -> Either String Object)
-> Parser Value -> Parser Value
object_' [(Key, Value)] -> Either String Object
mkObject Parser Value
val' = do
!Object
vals <- ([(Key, Value)] -> Either String Object)
-> Parser Key -> Parser Value -> Parser Object
objectValues [(Key, Value)] -> Either String Object
mkObject Parser Key
key' Parser Value
val'
forall (m :: * -> *) a. Monad m => a -> m a
return (Object -> Value
Object Object
vals)
where
key' :: Parser Key
key' = do
!Key
s <- Parser Key
key
forall (m :: * -> *) a. Monad m => a -> m a
return Key
s
{-# INLINE object_' #-}
objectValues :: ([(Key, Value)] -> Either String Object)
-> Parser Key -> Parser Value -> Parser (KM.KeyMap Value)
objectValues :: ([(Key, Value)] -> Either String Object)
-> Parser Key -> Parser Value -> Parser Object
objectValues [(Key, Value)] -> Either String Object
mkObject Parser Key
str Parser Value
val = do
Parser ()
skipSpace
Word8
w <- Parser Word8
A.peekWord8'
if Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_CLOSE_CURLY
then Parser Word8
A.anyWord8 forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> forall (m :: * -> *) a. Monad m => a -> m a
return forall v. KeyMap v
KM.empty
else [(Key, Value)] -> Parser Object
loop []
where
loop :: [(Key, Value)] -> Parser Object
loop [(Key, Value)]
acc = do
Key
k <- (Parser Key
str forall i a. Parser i a -> String -> Parser i a
A.<?> String
"object key") forall (f :: * -> *) a b. Applicative f => f a -> f b -> f a
<* Parser ()
skipSpace forall (f :: * -> *) a b. Applicative f => f a -> f b -> f a
<* (Char -> Parser ByteString Char
char Char
':' forall i a. Parser i a -> String -> Parser i a
A.<?> String
"':'")
Value
v <- (Parser Value
val forall i a. Parser i a -> String -> Parser i a
A.<?> String
"object value") forall (f :: * -> *) a b. Applicative f => f a -> f b -> f a
<* Parser ()
skipSpace
Word8
ch <- (Word8 -> Bool) -> Parser Word8
A.satisfy (\Word8
w -> Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_COMMA Bool -> Bool -> Bool
|| Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_CLOSE_CURLY) forall i a. Parser i a -> String -> Parser i a
A.<?> String
"',' or '}'"
let acc' :: [(Key, Value)]
acc' = (Key
k, Value
v) forall a. a -> [a] -> [a]
: [(Key, Value)]
acc
if Word8
ch forall a. Eq a => a -> a -> Bool
== Word8
W8_COMMA
then Parser ()
skipSpace forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> [(Key, Value)] -> Parser Object
loop [(Key, Value)]
acc'
else case [(Key, Value)] -> Either String Object
mkObject [(Key, Value)]
acc' of
Left String
err -> forall (m :: * -> *) a. MonadFail m => String -> m a
fail String
err
Right Object
obj -> forall (f :: * -> *) a. Applicative f => a -> f a
pure Object
obj
{-# INLINE objectValues #-}
array_ :: Parser Value -> Parser Value
array_ :: Parser Value -> Parser Value
array_ Parser Value
val = Array -> Value
Array forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Parser Value -> Parser Array
arrayValues Parser Value
val
{-# INLINE array_ #-}
array_' :: Parser Value -> Parser Value
array_' :: Parser Value -> Parser Value
array_' Parser Value
val = do
!Array
vals <- Parser Value -> Parser Array
arrayValues Parser Value
val
forall (m :: * -> *) a. Monad m => a -> m a
return (Array -> Value
Array Array
vals)
{-# INLINE array_' #-}
arrayValues :: Parser Value -> Parser (Vector Value)
arrayValues :: Parser Value -> Parser Array
arrayValues Parser Value
val = do
Parser ()
skipSpace
Word8
w <- Parser Word8
A.peekWord8'
if Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_CLOSE_SQUARE
then Parser Word8
A.anyWord8 forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> forall (m :: * -> *) a. Monad m => a -> m a
return forall a. Vector a
Vector.empty
else [Value] -> Int -> Parser Array
loop [] Int
1
where
loop :: [Value] -> Int -> Parser Array
loop [Value]
acc !Int
len = do
Value
v <- (Parser Value
val forall i a. Parser i a -> String -> Parser i a
A.<?> String
"json list value") forall (f :: * -> *) a b. Applicative f => f a -> f b -> f a
<* Parser ()
skipSpace
Word8
ch <- (Word8 -> Bool) -> Parser Word8
A.satisfy (\Word8
w -> Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_COMMA Bool -> Bool -> Bool
|| Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_CLOSE_SQUARE) forall i a. Parser i a -> String -> Parser i a
A.<?> String
"',' or ']'"
if Word8
ch forall a. Eq a => a -> a -> Bool
== Word8
W8_COMMA
then Parser ()
skipSpace forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> [Value] -> Int -> Parser Array
loop (Value
vforall a. a -> [a] -> [a]
:[Value]
acc) (Int
lenforall a. Num a => a -> a -> a
+Int
1)
else forall (m :: * -> *) a. Monad m => a -> m a
return (forall a. Vector a -> Vector a
Vector.reverse (forall a. Int -> [a] -> Vector a
Vector.fromListN Int
len (Value
vforall a. a -> [a] -> [a]
:[Value]
acc)))
{-# INLINE arrayValues #-}
value :: Parser Value
value :: Parser Value
value = ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith (forall (f :: * -> *) a. Applicative f => a -> f a
pure forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall v. [(Key, v)] -> KeyMap v
KM.fromList)
jsonWith :: ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith :: ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith [(Key, Value)] -> Either String Object
mkObject = forall a. (a -> a) -> a
fix forall a b. (a -> b) -> a -> b
$ \Parser Value
value_ -> do
Parser ()
skipSpace
Word8
w <- Parser Word8
A.peekWord8'
case Word8
w of
Word8
W8_DOUBLE_QUOTE -> Parser Word8
A.anyWord8 forall (f :: * -> *) a b. Applicative f => f a -> f b -> f b
*> (Text -> Value
String forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Parser Text
jstring_)
Word8
W8_OPEN_CURLY -> Parser Word8
A.anyWord8 forall (f :: * -> *) a b. Applicative f => f a -> f b -> f b
*> ([(Key, Value)] -> Either String Object)
-> Parser Value -> Parser Value
object_ [(Key, Value)] -> Either String Object
mkObject Parser Value
value_
Word8
W8_OPEN_SQUARE -> Parser Word8
A.anyWord8 forall (f :: * -> *) a b. Applicative f => f a -> f b -> f b
*> Parser Value -> Parser Value
array_ Parser Value
value_
Word8
W8_f -> ByteString -> Parser ByteString
string ByteString
"false" forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$> Bool -> Value
Bool Bool
False
Word8
W8_t -> ByteString -> Parser ByteString
string ByteString
"true" forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$> Bool -> Value
Bool Bool
True
Word8
W8_n -> ByteString -> Parser ByteString
string ByteString
"null" forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$> Value
Null
Word8
_ | Word8
w forall a. Ord a => a -> a -> Bool
>= Word8
W8_0 Bool -> Bool -> Bool
&& Word8
w forall a. Ord a => a -> a -> Bool
<= Word8
W8_9 Bool -> Bool -> Bool
|| Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_MINUS
-> Scientific -> Value
Number forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Parser Scientific
scientific
| Bool
otherwise -> forall (m :: * -> *) a. MonadFail m => String -> m a
fail String
"not a valid json value"
{-# INLINE jsonWith #-}
jsonLast :: Parser Value
jsonLast :: Parser Value
jsonLast = ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith (forall a b. b -> Either a b
Right forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall v. (v -> v -> v) -> [(Key, v)] -> KeyMap v
KM.fromListWith (forall a b. a -> b -> a
const forall a. a -> a
id))
jsonAccum :: Parser Value
jsonAccum :: Parser Value
jsonAccum = ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith (forall a b. b -> Either a b
Right forall b c a. (b -> c) -> (a -> b) -> a -> c
. [(Key, Value)] -> Object
fromListAccum)
jsonNoDup :: Parser Value
jsonNoDup :: Parser Value
jsonNoDup = ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith [(Key, Value)] -> Either String Object
parseListNoDup
fromListAccum :: [(Key, Value)] -> Object
fromListAccum :: [(Key, Value)] -> Object
fromListAccum =
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (Array -> Value
Array forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall a. [a] -> Vector a
Vector.fromList forall b c a. (b -> c) -> (a -> b) -> a -> c
. (forall a b. (a -> b) -> a -> b
$ [])) forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall v. (v -> v -> v) -> [(Key, v)] -> KeyMap v
KM.fromListWith forall b c a. (b -> c) -> (a -> b) -> a -> c
(.) forall b c a. (b -> c) -> (a -> b) -> a -> c
. (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap) (:)
parseListNoDup :: [(Key, Value)] -> Either String Object
parseListNoDup :: [(Key, Value)] -> Either String Object
parseListNoDup =
forall (f :: * -> *) v1 v2.
Applicative f =>
(Key -> v1 -> f v2) -> KeyMap v1 -> f (KeyMap v2)
KM.traverseWithKey forall {a} {b}. Show a => a -> Maybe b -> Either String b
unwrap forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall v. (v -> v -> v) -> [(Key, v)] -> KeyMap v
KM.fromListWith (\Maybe Value
_ Maybe Value
_ -> forall a. Maybe a
Nothing) forall b c a. (b -> c) -> (a -> b) -> a -> c
. (forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap) forall a. a -> Maybe a
Just
where
unwrap :: a -> Maybe b -> Either String b
unwrap a
k Maybe b
Nothing = forall a b. a -> Either a b
Left forall a b. (a -> b) -> a -> b
$ String
"found duplicate key: " forall a. [a] -> [a] -> [a]
++ forall a. Show a => a -> String
show a
k
unwrap a
_ (Just b
v) = forall a b. b -> Either a b
Right b
v
value' :: Parser Value
value' :: Parser Value
value' = ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith' (forall (f :: * -> *) a. Applicative f => a -> f a
pure forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall v. [(Key, v)] -> KeyMap v
KM.fromList)
jsonWith' :: ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith' :: ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith' [(Key, Value)] -> Either String Object
mkObject = forall a. (a -> a) -> a
fix forall a b. (a -> b) -> a -> b
$ \Parser Value
value_ -> do
Parser ()
skipSpace
Word8
w <- Parser Word8
A.peekWord8'
case Word8
w of
Word8
W8_DOUBLE_QUOTE -> do
!Text
s <- Parser Word8
A.anyWord8 forall (f :: * -> *) a b. Applicative f => f a -> f b -> f b
*> Parser Text
jstring_
forall (m :: * -> *) a. Monad m => a -> m a
return (Text -> Value
String Text
s)
Word8
W8_OPEN_CURLY -> Parser Word8
A.anyWord8 forall (f :: * -> *) a b. Applicative f => f a -> f b -> f b
*> ([(Key, Value)] -> Either String Object)
-> Parser Value -> Parser Value
object_' [(Key, Value)] -> Either String Object
mkObject Parser Value
value_
Word8
W8_OPEN_SQUARE -> Parser Word8
A.anyWord8 forall (f :: * -> *) a b. Applicative f => f a -> f b -> f b
*> Parser Value -> Parser Value
array_' Parser Value
value_
Word8
W8_f -> ByteString -> Parser ByteString
string ByteString
"false" forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$> Bool -> Value
Bool Bool
False
Word8
W8_t -> ByteString -> Parser ByteString
string ByteString
"true" forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$> Bool -> Value
Bool Bool
True
Word8
W8_n -> ByteString -> Parser ByteString
string ByteString
"null" forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$> Value
Null
Word8
_ | Word8
w forall a. Ord a => a -> a -> Bool
>= Word8
W8_0 Bool -> Bool -> Bool
&& Word8
w forall a. Ord a => a -> a -> Bool
<= Word8
W8_9 Bool -> Bool -> Bool
|| Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_MINUS
-> do
!Scientific
n <- Parser Scientific
scientific
forall (m :: * -> *) a. Monad m => a -> m a
return (Scientific -> Value
Number Scientific
n)
| Bool
otherwise -> forall (m :: * -> *) a. MonadFail m => String -> m a
fail String
"not a valid json value"
{-# INLINE jsonWith' #-}
jsonLast' :: Parser Value
jsonLast' :: Parser Value
jsonLast' = ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith' (forall (f :: * -> *) a. Applicative f => a -> f a
pure forall b c a. (b -> c) -> (a -> b) -> a -> c
. forall v. (v -> v -> v) -> [(Key, v)] -> KeyMap v
KM.fromListWith (forall a b. a -> b -> a
const forall a. a -> a
id))
jsonAccum' :: Parser Value
jsonAccum' :: Parser Value
jsonAccum' = ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith' (forall (f :: * -> *) a. Applicative f => a -> f a
pure forall b c a. (b -> c) -> (a -> b) -> a -> c
. [(Key, Value)] -> Object
fromListAccum)
jsonNoDup' :: Parser Value
jsonNoDup' :: Parser Value
jsonNoDup' = ([(Key, Value)] -> Either String Object) -> Parser Value
jsonWith' [(Key, Value)] -> Either String Object
parseListNoDup
jstring :: Parser Text
jstring :: Parser Text
jstring = Word8 -> Parser Word8
A.word8 Word8
W8_DOUBLE_QUOTE forall (f :: * -> *) a b. Applicative f => f a -> f b -> f b
*> Parser Text
jstring_
key :: Parser Key
key :: Parser Key
key = Text -> Key
Key.fromText forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Parser Text
jstring
jstring_ :: Parser Text
{-# INLINE jstring_ #-}
jstring_ :: Parser Text
jstring_ = do
ByteString
s <- (Word8 -> Bool) -> Parser ByteString
A.takeWhile (\Word8
w -> Word8
w forall a. Eq a => a -> a -> Bool
/= Word8
W8_DOUBLE_QUOTE Bool -> Bool -> Bool
&& Word8
w forall a. Eq a => a -> a -> Bool
/= Word8
W8_BACKSLASH Bool -> Bool -> Bool
&& Word8
w forall a. Ord a => a -> a -> Bool
>= Word8
0x20 Bool -> Bool -> Bool
&& Word8
w forall a. Ord a => a -> a -> Bool
< Word8
0x80)
Maybe Word8
mw <- Parser (Maybe Word8)
A.peekWord8
case Maybe Word8
mw of
Maybe Word8
Nothing -> forall (m :: * -> *) a. MonadFail m => String -> m a
fail String
"string without end"
Just Word8
W8_DOUBLE_QUOTE -> Parser Word8
A.anyWord8 forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$> ByteString -> Text
unsafeDecodeASCII ByteString
s
Just Word8
w | Word8
w forall a. Ord a => a -> a -> Bool
< Word8
0x20 -> forall (m :: * -> *) a. MonadFail m => String -> m a
fail String
"unescaped control character"
Maybe Word8
_ -> ByteString -> Parser Text
jstringSlow ByteString
s
jstringSlow :: B.ByteString -> Parser Text
{-# INLINE jstringSlow #-}
jstringSlow :: ByteString -> Parser Text
jstringSlow ByteString
s' = do
ByteString
s <- forall s. s -> (s -> Word8 -> Maybe s) -> Parser ByteString
A.scan Bool
startState Bool -> Word8 -> Maybe Bool
go forall (f :: * -> *) a b. Applicative f => f a -> f b -> f a
<* Parser Word8
A.anyWord8
case ByteString -> Either UnicodeException Text
unescapeText (ByteString -> ByteString -> ByteString
B.append ByteString
s' ByteString
s) of
Right Text
r -> forall (m :: * -> *) a. Monad m => a -> m a
return Text
r
Left UnicodeException
err -> forall (m :: * -> *) a. MonadFail m => String -> m a
fail forall a b. (a -> b) -> a -> b
$ forall a. Show a => a -> String
show UnicodeException
err
where
startState :: Bool
startState = Bool
False
go :: Bool -> Word8 -> Maybe Bool
go Bool
a Word8
c
| Bool
a = forall a. a -> Maybe a
Just Bool
False
| Word8
c forall a. Eq a => a -> a -> Bool
== Word8
W8_DOUBLE_QUOTE = forall a. Maybe a
Nothing
| Bool
otherwise = let a' :: Bool
a' = Word8
c forall a. Eq a => a -> a -> Bool
== Word8
W8_BACKSLASH
in forall a. a -> Maybe a
Just Bool
a'
decodeWith :: Parser Value -> (Value -> Result a) -> L.ByteString -> Maybe a
decodeWith :: forall a.
Parser Value -> (Value -> Result a) -> ByteString -> Maybe a
decodeWith Parser Value
p Value -> Result a
to ByteString
s =
case forall a. Parser a -> ByteString -> Result a
L.parse Parser Value
p ByteString
s of
L.Done ByteString
_ Value
v -> case Value -> Result a
to Value
v of
Success a
a -> forall a. a -> Maybe a
Just a
a
Result a
_ -> forall a. Maybe a
Nothing
Result Value
_ -> forall a. Maybe a
Nothing
{-# INLINE decodeWith #-}
decodeStrictWith :: Parser Value -> (Value -> Result a) -> B.ByteString
-> Maybe a
decodeStrictWith :: forall a.
Parser Value -> (Value -> Result a) -> ByteString -> Maybe a
decodeStrictWith Parser Value
p Value -> Result a
to ByteString
s =
case forall a c b. (a -> c) -> (b -> c) -> Either a b -> c
either forall a. String -> Result a
Error Value -> Result a
to (forall a. Parser a -> ByteString -> Either String a
A.parseOnly Parser Value
p ByteString
s) of
Success a
a -> forall a. a -> Maybe a
Just a
a
Result a
_ -> forall a. Maybe a
Nothing
{-# INLINE decodeStrictWith #-}
eitherDecodeWith :: Parser Value -> (Value -> IResult a) -> L.ByteString
-> Either (JSONPath, String) a
eitherDecodeWith :: forall a.
Parser Value
-> (Value -> IResult a)
-> ByteString
-> Either (JSONPath, String) a
eitherDecodeWith Parser Value
p Value -> IResult a
to ByteString
s =
case forall a. Parser a -> ByteString -> Result a
L.parse Parser Value
p ByteString
s of
L.Done ByteString
_ Value
v -> case Value -> IResult a
to Value
v of
ISuccess a
a -> forall a b. b -> Either a b
Right a
a
IError JSONPath
path String
msg -> forall a b. a -> Either a b
Left (JSONPath
path, String
msg)
L.Fail ByteString
notparsed [String]
ctx String
msg -> forall a b. a -> Either a b
Left ([], ByteString -> [String] -> String -> String
buildMsg ByteString
notparsed [String]
ctx String
msg)
where
buildMsg :: L.ByteString -> [String] -> String -> String
buildMsg :: ByteString -> [String] -> String -> String
buildMsg ByteString
notYetParsed [] String
msg = String
msg forall a. [a] -> [a] -> [a]
++ ByteString -> String
formatErrorLine ByteString
notYetParsed
buildMsg ByteString
notYetParsed (String
expectation:[String]
_) String
msg =
String
msg forall a. [a] -> [a] -> [a]
++ String
". Expecting " forall a. [a] -> [a] -> [a]
++ String
expectation forall a. [a] -> [a] -> [a]
++ ByteString -> String
formatErrorLine ByteString
notYetParsed
{-# INLINE eitherDecodeWith #-}
formatErrorLine :: L.ByteString -> String
formatErrorLine :: ByteString -> String
formatErrorLine ByteString
bs =
ByteString -> String
C.unpack forall b c a. (b -> c) -> (a -> b) -> a -> c
.
(\ByteString
bs' ->
if ByteString -> Bool
BSL.null ByteString
bs'
then ByteString
BSL.empty
else
Builder -> ByteString
B.toLazyByteString forall a b. (a -> b) -> a -> b
$
String -> Builder
B.stringUtf8 String
" at '" forall a. Semigroup a => a -> a -> a
<> ByteString -> Builder
B.lazyByteString ByteString
bs' forall a. Semigroup a => a -> a -> a
<> String -> Builder
B.stringUtf8 String
"'"
) forall b c a. (b -> c) -> (a -> b) -> a -> c
.
(Word8 -> Bool) -> ByteString -> ByteString
BSL.takeWhile (Word8
10 forall a. Eq a => a -> a -> Bool
/=) forall b c a. (b -> c) -> (a -> b) -> a -> c
.
(Word8 -> Bool) -> ByteString -> ByteString
BSL.filter (forall (t :: * -> *) a. (Foldable t, Eq a) => a -> t a -> Bool
`notElem` [Word8
9, Word8
13, Word8
32, Word8
34, Word8
47, Word8
92]) forall b c a. (b -> c) -> (a -> b) -> a -> c
.
Int64 -> ByteString -> ByteString
BSL.take Int64
100 forall a b. (a -> b) -> a -> b
$ ByteString
bs
eitherDecodeStrictWith :: Parser Value -> (Value -> IResult a) -> B.ByteString
-> Either (JSONPath, String) a
eitherDecodeStrictWith :: forall a.
Parser Value
-> (Value -> IResult a)
-> ByteString
-> Either (JSONPath, String) a
eitherDecodeStrictWith Parser Value
p Value -> IResult a
to ByteString
s =
case forall a c b. (a -> c) -> (b -> c) -> Either a b -> c
either (forall a. JSONPath -> String -> IResult a
IError []) Value -> IResult a
to (forall a. Parser a -> ByteString -> Either String a
A.parseOnly Parser Value
p ByteString
s) of
ISuccess a
a -> forall a b. b -> Either a b
Right a
a
IError JSONPath
path String
msg -> forall a b. a -> Either a b
Left (JSONPath
path, String
msg)
{-# INLINE eitherDecodeStrictWith #-}
jsonEOF :: Parser Value
jsonEOF :: Parser Value
jsonEOF = Parser Value
json forall (f :: * -> *) a b. Applicative f => f a -> f b -> f a
<* Parser ()
skipSpace forall (f :: * -> *) a b. Applicative f => f a -> f b -> f a
<* forall t. Chunk t => Parser t ()
endOfInput
jsonEOF' :: Parser Value
jsonEOF' :: Parser Value
jsonEOF' = Parser Value
json' forall (f :: * -> *) a b. Applicative f => f a -> f b -> f a
<* Parser ()
skipSpace forall (f :: * -> *) a b. Applicative f => f a -> f b -> f a
<* forall t. Chunk t => Parser t ()
endOfInput
skipSpace :: Parser ()
skipSpace :: Parser ()
skipSpace = (Word8 -> Bool) -> Parser ()
A.skipWhile forall a b. (a -> b) -> a -> b
$ \Word8
w -> Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_SPACE Bool -> Bool -> Bool
|| Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_NL Bool -> Bool -> Bool
|| Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_CR Bool -> Bool -> Bool
|| Word8
w forall a. Eq a => a -> a -> Bool
== Word8
W8_TAB
{-# INLINE skipSpace #-}
data SP = SP !Integer {-# UNPACK #-}!Int
decimal0 :: Parser Integer
decimal0 :: Parser Integer
decimal0 = do
ByteString
digits <- (Word8 -> Bool) -> Parser ByteString
A.takeWhile1 Word8 -> Bool
isDigit_w8
if ByteString -> Int
B.length ByteString
digits forall a. Ord a => a -> a -> Bool
> Int
1 Bool -> Bool -> Bool
&& ByteString -> Word8
B.unsafeHead ByteString
digits forall a. Eq a => a -> a -> Bool
== Word8
W8_0
then forall (m :: * -> *) a. MonadFail m => String -> m a
fail String
"leading zero"
else forall (m :: * -> *) a. Monad m => a -> m a
return (ByteString -> Integer
bsToInteger ByteString
digits)
scientific :: Parser Scientific
scientific :: Parser Scientific
scientific = do
Word8
sign <- Parser Word8
A.peekWord8'
let !positive :: Bool
positive = Bool -> Bool
not (Word8
sign forall a. Eq a => a -> a -> Bool
== Word8
W8_MINUS)
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (Word8
sign forall a. Eq a => a -> a -> Bool
== Word8
W8_PLUS Bool -> Bool -> Bool
|| Word8
sign forall a. Eq a => a -> a -> Bool
== Word8
W8_MINUS) forall a b. (a -> b) -> a -> b
$
forall (f :: * -> *) a. Functor f => f a -> f ()
void Parser Word8
A.anyWord8
Integer
n <- Parser Integer
decimal0
let f :: ByteString -> SP
f ByteString
fracDigits = Integer -> Int -> SP
SP (forall a. (a -> Word8 -> a) -> a -> ByteString -> a
B.foldl' forall {a}. Num a => a -> Word8 -> a
step Integer
n ByteString
fracDigits)
(forall a. Num a => a -> a
negate forall a b. (a -> b) -> a -> b
$ ByteString -> Int
B.length ByteString
fracDigits)
step :: a -> Word8 -> a
step a
a Word8
w = a
a forall a. Num a => a -> a -> a
* a
10 forall a. Num a => a -> a -> a
+ forall a b. (Integral a, Num b) => a -> b
fromIntegral (Word8
w forall a. Num a => a -> a -> a
- Word8
W8_0)
Maybe Word8
dotty <- Parser (Maybe Word8)
A.peekWord8
SP Integer
c Int
e <- case Maybe Word8
dotty of
Just Word8
W8_DOT -> Parser Word8
A.anyWord8 forall (f :: * -> *) a b. Applicative f => f a -> f b -> f b
*> (ByteString -> SP
f forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> (Word8 -> Bool) -> Parser ByteString
A.takeWhile1 Word8 -> Bool
isDigit_w8)
Maybe Word8
_ -> forall (f :: * -> *) a. Applicative f => a -> f a
pure (Integer -> Int -> SP
SP Integer
n Int
0)
let !signedCoeff :: Integer
signedCoeff | Bool
positive = Integer
c
| Bool
otherwise = -Integer
c
((Word8 -> Bool) -> Parser Word8
A.satisfy (\Word8
ex -> case Word8
ex of Word8
W8_e -> Bool
True; Word8
W8_E -> Bool
True; Word8
_ -> Bool
False) forall (f :: * -> *) a b. Applicative f => f a -> f b -> f b
*>
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (Integer -> Int -> Scientific
Sci.scientific Integer
signedCoeff forall b c a. (b -> c) -> (a -> b) -> a -> c
. (Int
e forall a. Num a => a -> a -> a
+)) (forall a. Num a => Parser a -> Parser a
signed forall a. Integral a => Parser a
decimal)) forall (f :: * -> *) a. Alternative f => f a -> f a -> f a
<|>
forall (m :: * -> *) a. Monad m => a -> m a
return (Integer -> Int -> Scientific
Sci.scientific Integer
signedCoeff Int
e)
{-# INLINE scientific #-}