Copyright	Copyright (C) 2006-2023 John MacFarlane
License	GNU GPL, version 2 or above
Maintainer	John MacFarlane <jgm@berkeley.edu>
Stability	alpha
Portability	portable
Safe Haskell	Safe-Inferred
Language	Haskell2010

Text.Pandoc.Error

Description

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

Synopsis

data PandocError
renderError :: PandocError -> Text
handleError :: Either PandocError a -> IO a

Documentation

data PandocError Source #

Constructors

PandocIOError Text IOError
PandocHttpError Text HttpException
PandocShouldNeverHappenError Text
PandocSomeError Text
PandocParseError Text
PandocMakePDFError Text
PandocOptionError Text
PandocSyntaxMapError Text
PandocFailOnWarningError
PandocPDFProgramNotFoundError Text
PandocPDFError Text
PandocXMLError Text Text
PandocFilterError Text Text
PandocLuaError Text
PandocNoScriptingEngine
PandocCouldNotFindDataFileError Text
PandocCouldNotFindMetadataFileError Text
PandocResourceNotFound Text
PandocTemplateError Text
PandocNoTemplateError Text
PandocAppError Text
PandocEpubSubdirectoryError Text
PandocMacroLoop Text
PandocUTF8DecodingError Text Int Word8
PandocIpynbDecodingError Text
PandocUnsupportedCharsetError Text
PandocFormatError Text Text
PandocUnknownReaderError Text
PandocUnknownWriterError Text
PandocUnsupportedExtensionError Text Text
PandocCiteprocError CiteprocError
PandocBibliographyError Text Text

Instances

Instances details

Exception PandocError Source #
Instance details Defined in Text.Pandoc.Error Methods toException :: PandocError -> SomeException # fromException :: SomeException -> Maybe PandocError # displayException :: PandocError -> String #
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 #
Show PandocError Source #
Instance details Defined in Text.Pandoc.Error Methods showsPrec :: Int -> PandocError -> ShowS # show :: PandocError -> String # showList :: [PandocError] -> ShowS #
MonadError PandocError PandocIO Source #
Instance details Defined in Text.Pandoc.Class.PandocIO Methods throwError :: PandocError -> PandocIO a # catchError :: PandocIO a -> (PandocError -> PandocIO a) -> PandocIO a #
MonadError PandocError PandocPure Source #
Instance details Defined in Text.Pandoc.Class.PandocPure Methods throwError :: PandocError -> PandocPure a # catchError :: PandocPure a -> (PandocError -> PandocPure a) -> PandocPure a #
type Rep PandocError Source #
Instance details Defined in Text.Pandoc.Error type Rep PandocError = D1 ('MetaData "PandocError" "Text.Pandoc.Error" "pandoc-3.1.12.1-C0QmzSa5CTIFaJmRCYoie3" '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 "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 "PandocNoScriptingEngine" 'PrefixI 'False) (U1 :: Type -> Type) :+: C1 ('MetaCons "PandocCouldNotFindDataFileError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text)))))) :+: ((((C1 ('MetaCons "PandocCouldNotFindMetadataFileError" '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 "PandocNoTemplateError" '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 "PandocFormatError" 'PrefixI 'False) (S1 ('MetaSel ('Nothing :: Maybe Symbol) 'NoSourceUnpackedness 'NoSourceStrictness 'DecidedLazy) (Rec0 Text) :: 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)))))))

renderError :: PandocError -> Text Source #

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

Handle PandocError by exiting with an error message.