pandoc-2.14.0.3: Conversion between markup formats
CopyrightCopyright (C) 2006-2021 John MacFarlane
LicenseGNU GPL, version 2 or above
MaintainerJohn MacFarlane <jgm@berkeley.edu>
Stabilityalpha
Portabilityportable
Safe HaskellNone
LanguageHaskell2010

Text.Pandoc.Error

Description

This module provides a standard way to deal with possible errors encountered during parsing.

Synopsis

Documentation

data PandocError Source #

Instances

Instances details
Show PandocError Source # 
Instance details

Defined in Text.Pandoc.Error

Methods

showsPrec :: Int -> PandocError -> ShowS

show :: PandocError -> String

showList :: [PandocError] -> ShowS

Generic PandocError Source # 
Instance details

Defined in Text.Pandoc.Error

Associated Types

type Rep PandocError :: Type -> Type

Methods

from :: PandocError -> Rep PandocError x

to :: Rep PandocError x -> PandocError

Exception PandocError Source # 
Instance details

Defined in Text.Pandoc.Error

Methods

toException :: PandocError -> SomeException

fromException :: SomeException -> Maybe PandocError

displayException :: PandocError -> String

Peekable PandocError 
Instance details

Defined in Text.Pandoc.Lua.Marshaling.PandocError

Methods

peek :: StackIndex -> Lua PandocError

Pushable PandocError 
Instance details

Defined in Text.Pandoc.Lua.Marshaling.PandocError

Methods

push :: PandocError -> Lua ()

MonadError PandocError PandocPure 
Instance details

Defined in Text.Pandoc.Class.PandocPure

MonadError PandocError PandocIO 
Instance details

Defined in Text.Pandoc.Class.PandocIO

type Rep PandocError Source # 
Instance details

Defined in Text.Pandoc.Error

type Rep PandocError = D1 ('MetaData "PandocError" "Text.Pandoc.Error" "pandoc-2.14.0.3-KsnX4KagQ64L0NALtG53fX" 'False) ((((C1 ('MetaCons "PandocIOError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text) :*: S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 IOError)) :+: (C1 ('MetaCons "PandocHttpError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text) :*: S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 HttpException)) :+: C1 ('MetaCons "PandocShouldNeverHappenError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)))) :+: ((C1 ('MetaCons "PandocSomeError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: C1 ('MetaCons "PandocParseError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text))) :+: (C1 ('MetaCons "PandocParsecError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Sources) :*: S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 ParseError)) :+: C1 ('MetaCons "PandocMakePDFError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text))))) :+: ((C1 ('MetaCons "PandocOptionError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: (C1 ('MetaCons "PandocSyntaxMapError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: C1 ('MetaCons "PandocFailOnWarningError" 'PrefixI 'False) (U1 :: Type -> Type))) :+: ((C1 ('MetaCons "PandocPDFProgramNotFoundError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: C1 ('MetaCons "PandocPDFError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text))) :+: (C1 ('MetaCons "PandocXMLError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text) :*: S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: C1 ('MetaCons "PandocFilterError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text) :*: S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)))))) :+: (((C1 ('MetaCons "PandocLuaError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: (C1 ('MetaCons "PandocCouldNotFindDataFileError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: C1 ('MetaCons "PandocResourceNotFound" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)))) :+: ((C1 ('MetaCons "PandocTemplateError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: C1 ('MetaCons "PandocAppError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text))) :+: (C1 ('MetaCons "PandocEpubSubdirectoryError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: C1 ('MetaCons "PandocMacroLoop" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text))))) :+: (((C1 ('MetaCons "PandocUTF8DecodingError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text) :*: (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Int) :*: S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Word8))) :+: C1 ('MetaCons "PandocIpynbDecodingError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text))) :+: (C1 ('MetaCons "PandocUnsupportedCharsetError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: C1 ('MetaCons "PandocUnknownReaderError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)))) :+: ((C1 ('MetaCons "PandocUnknownWriterError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)) :+: C1 ('MetaCons "PandocUnsupportedExtensionError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text) :*: S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text))) :+: (C1 ('MetaCons "PandocCiteprocError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 CiteprocError)) :+: C1 ('MetaCons "PandocBibliographyError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text) :*: S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)))))))

handleError :: Either PandocError a -> IO a Source #

Handle PandocError by exiting with an error message.