{-# LANGUAGE DeriveGeneric #-}
-- | @since 1.0

module Test.Tasty.Patterns.Types where

import GHC.Generics

-- | @since 1.0
data Expr
  = IntLit !Int
  | NF -- ^ number of fields
  | Add Expr Expr
  | Sub Expr Expr
  | Neg Expr
  | Not Expr
  | And Expr Expr
  | LT Expr Expr
  | GT Expr Expr
  | LE Expr Expr
  | GE Expr Expr
  | EQ Expr Expr
  | NE Expr Expr
  | Or Expr Expr
  | Concat Expr Expr
  | Match Expr String
  | NoMatch Expr String
  | Field Expr -- ^ nth field of the path, where 1 is the outermost group name and 0 is the whole test name, using @.@ (dot) as a separator
  | StringLit String
  | If Expr Expr Expr
  | ERE String -- ^ an ERE token by itself, like @/foo/@ but not like @$1 ~ /foo/@
  | ToUpperFn Expr
  | ToLowerFn Expr
  | LengthFn (Maybe Expr)
  | MatchFn Expr String
  | SubstrFn Expr Expr (Maybe Expr)
  deriving
  ( Int -> Expr -> ShowS
[Expr] -> ShowS
Expr -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [Expr] -> ShowS
$cshowList :: [Expr] -> ShowS
show :: Expr -> String
$cshow :: Expr -> String
showsPrec :: Int -> Expr -> ShowS
$cshowsPrec :: Int -> Expr -> ShowS
Show
  , Expr -> Expr -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: Expr -> Expr -> Bool
$c/= :: Expr -> Expr -> Bool
== :: Expr -> Expr -> Bool
$c== :: Expr -> Expr -> Bool
Eq      -- ^ @since 1.1
  , forall x. Rep Expr x -> Expr
forall x. Expr -> Rep Expr x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep Expr x -> Expr
$cfrom :: forall x. Expr -> Rep Expr x
Generic -- ^ @since 1.4.2
  )