Language.Bash.PrettyPrinter.State

Pretty printer state, used within a state monad computation.

Documentation

data PPState

State of pretty printing -- string being built, indent levels, present column, brace nesting.

Constructors

PPState

Fields

indents :: [Word]

curly :: [()]

round :: [()]

columns :: Word

string :: Builder

Instances

Show PPState

render :: PPState -> State PPState () -> Builder

Produce a builder from a pretty printer state computation.

renderBytes :: PPState -> State PPState () -> ByteString

nlCol :: Word -> PPState

Pretty printer state starting on a new line indented to the given column.

data PPOp

Operations we can perform while pretty printing.

Constructors

Indent Word

Indent by N spaces.

Outdent

Remove and indentation level.

Word ByteString

Add a word to a line.

Newline

Move to newline.

Curly Bool

Introduce a level of braces.

Round Bool

Introduce a level of parens.

op :: PPState -> PPOp -> PPState

Apply an operation to a state.

opM :: [PPOp] -> State PPState ()

nl :: State PPState ()

hang :: ByteString -> State PPState ()

word :: ByteString -> State PPState ()

wordcat :: [ByteString] -> State PPState ()

outdent :: State PPState ()

inword :: ByteString -> State PPState ()

outword :: ByteString -> State PPState ()

curlyOpen :: State PPState ()

curlyClose :: State PPState ()

roundOpen :: State PPState ()

roundClose :: State PPState ()

indentPadToNextWord :: State PPState ()