chore: vendor hasql

LICENSE

@@ -1,4 +1,7 @@
 Copyright (c) 2014-2026 The PostgREST contributors
+Copyright (c) 2014, Nikita Volkov (hasql)
+Copyright (c) 2015, Nikita Volkov (hasql-pool, hasql-transaction)
+Copyright (c) 2019, Nikita Volkov (hasql-dynamic-statements, hasql-implicits)
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
@@ -18,3 +21,36 @@ IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+---
+
+Diogo Biazus (c) 2020 (hasql-notifications)
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of Author name here nor the names of other
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

default.nix

@@ -33,7 +33,7 @@ let
   src =
     pkgs.lib.sourceFilesBySuffices
       (pkgs.gitignoreSource ./.)
-      [ ".cabal" ".hs" ".lhs" "LICENSE" ];
+      [ ".cabal" ".hs" ".hsc" ".lhs" "LICENSE" ];
 
   allOverlays =
     import nix/overlays;

postgrest.cabal

@@ -37,6 +37,135 @@ flag hpc
   manual:      True
   description: Enable HPC (dev only)
 
+library hasql
+  default-language:   Haskell2010
+  default-extensions: ApplicativeDo
+                      BangPatterns
+                      BlockArguments
+                      ConstraintKinds
+                      DataKinds
+                      DefaultSignatures
+                      DeriveDataTypeable
+                      DeriveFoldable
+                      DeriveFunctor
+                      DeriveGeneric
+                      DeriveTraversable
+                      DerivingVia
+                      EmptyDataDecls
+                      FlexibleContexts
+                      FlexibleInstances
+                      FunctionalDependencies
+                      GADTs
+                      GeneralizedNewtypeDeriving
+                      ImportQualifiedPost
+                      LambdaCase
+                      LiberalTypeSynonyms
+                      MultiParamTypeClasses
+                      MultiWayIf
+                      NamedFieldPuns
+                      NoImplicitPrelude
+                      NoMonomorphismRestriction
+                      NumericUnderscores
+                      OverloadedStrings
+                      PatternGuards
+                      QuasiQuotes
+                      RankNTypes
+                      RecordWildCards
+                      RoleAnnotations
+                      ScopedTypeVariables
+                      StandaloneDeriving
+                      StrictData
+                      TupleSections
+                      TypeApplications
+                      TypeFamilies
+                      TypeOperators
+  hs-source-dirs:     src/hasql
+  exposed-modules:    Hasql.Connection
+                      Hasql.Connection.Setting
+                      Hasql.Connection.Setting.Connection
+                      Hasql.Connection.Setting.Connection.Param
+                      Hasql.Decoders
+                      Hasql.DynamicStatements.Session
+                      Hasql.DynamicStatements.Snippet
+                      Hasql.DynamicStatements.Statement
+                      Hasql.Encoders
+                      Hasql.Implicits.Encoders
+                      Hasql.Notifications
+                      Hasql.Pipeline
+                      Hasql.Pool
+                      Hasql.Pool.Config
+                      Hasql.Pool.Config.Defaults
+                      Hasql.Pool.Observation
+                      Hasql.Session
+                      Hasql.Statement
+                      Hasql.Transaction
+                      Hasql.Transaction.Sessions
+  other-modules:      Hasql.Commands
+                      Hasql.Connection.Config
+                      Hasql.Connection.Config.ConnectionString
+                      Hasql.Connection.Config.ConnectionString.Params
+                      Hasql.Connection.Core
+                      Hasql.Decoders.All
+                      Hasql.Decoders.Array
+                      Hasql.Decoders.Composite
+                      Hasql.Decoders.Result
+                      Hasql.Decoders.Results
+                      Hasql.Decoders.Row
+                      Hasql.Decoders.Value
+                      Hasql.DynamicStatements.Prelude
+                      Hasql.DynamicStatements.Snippet.Defs
+                      Hasql.Encoders.All
+                      Hasql.Encoders.Array
+                      Hasql.Encoders.Params
+                      Hasql.Encoders.Value
+                      Hasql.Errors
+                      Hasql.IO
+                      Hasql.Implicits.Prelude
+                      Hasql.LibPq14
+                      Hasql.LibPq14.Ffi
+                      Hasql.LibPq14.Mappings
+                      Hasql.Pipeline.Core
+                      Hasql.Pool.Config.Config
+                      Hasql.Pool.Config.Setting
+                      Hasql.Pool.Prelude
+                      Hasql.Pool.SessionErrorDestructors
+                      Hasql.PostgresTypeInfo
+                      Hasql.Prelude
+                      Hasql.PreparedStatementRegistry
+                      Hasql.Session.Core
+                      Hasql.Transaction.Config
+                      Hasql.Transaction.Private.Prelude
+                      Hasql.Transaction.Private.SQL
+                      Hasql.Transaction.Private.Sessions
+                      Hasql.Transaction.Private.Statements
+                      Hasql.Transaction.Private.Transaction
+  build-depends:      aeson                     >= 2 && < 3
+                    , attoparsec                >= 0.10 && < 0.15
+                    , base                      >= 4.14 && < 5
+                    , bytestring                >= 0.10.8.2 && < 0.13
+                    , bytestring-strict-builder >= 0.4.5.1 && < 0.5
+                    , bytestring-tree-builder   >= 0.2.7.8 && < 0.3
+                    , containers                >= 0.6 && < 0.8
+                    , contravariant             >= 1.3 && < 2
+                    , dlist                     >= 0.8 && < 0.9 || >= 1 && < 2
+                    , hashable                  >= 1.2 && < 2
+                    , hashtables                >= 1.1 && < 2
+                    , iproute                   >= 1.7 && < 1.8
+                    , mtl                       >= 2.2 && < 3
+                    , postgresql-binary         >= 0.14.2 && < 0.15
+                    , postgresql-libpq          >= 0.10.1 && < 0.12
+                    , profunctors               >= 5.1 && < 6
+                    , ptr                       >= 0.16.7.2 && < 0.17
+                    , scientific                >= 0.3 && < 0.4
+                    , stm                       >= 2.5 && < 3
+                    , text                      >= 2 && < 3
+                    , text-builder              >= 1 && < 1.1
+                    , time                      >= 1.9 && < 2
+                    , transformers              >= 0.6 && < 0.7
+                    , uuid                      >= 1.3 && < 2
+                    , vector                    >= 0.10 && < 0.14
+                    , witherable                >= 0.5 && < 0.6
+
 library
   default-language:   Haskell2010
   default-extensions: OverloadedStrings
@@ -121,11 +250,7 @@ library
                     , extra                     >= 1.7.0 && < 2.0
                     , fast-logger               >= 3.2.0 && < 3.3
                     , fuzzyset                  >= 0.2.4 && < 0.3
-                    , hasql                     >= 1.9 && <= 1.9.3.1
-                    , hasql-dynamic-statements  >= 0.3.1 && <= 0.3.1.8
-                    , hasql-notifications       >= 0.2.4.0 && < 0.3
-                    , hasql-pool                >= 1.1 && <= 1.3.0.4
-                    , hasql-transaction         >= 1.0.1 && <= 1.2.1
+                    , postgrest:hasql
                     , http-client               >= 0.7.19 && < 0.8
                     , http-types                >= 0.12.2 && < 0.13
                     , insert-ordered-containers >= 0.2.2 && < 0.3
@@ -284,8 +409,7 @@ test-suite spec
                     , bytestring        >= 0.10.8 && < 0.13
                     , case-insensitive  >= 1.2 && < 1.3
                     , containers        >= 0.5.7 && < 0.8
-                    , hasql-pool        >= 1.0.1 && <= 1.3.0.4
-                    , hasql-transaction >= 1.0.1 && <= 1.2.1
+                    , postgrest:hasql
                     , heredoc           >= 0.2 && < 0.3
                     , hspec             >= 2.3 && < 2.12
                     , hspec-expectations >= 0.8.4 && < 0.9
@@ -330,8 +454,7 @@ test-suite observability
   build-depends:      base              >= 4.9 && < 4.22
                     , base64-bytestring >= 1 && < 1.3
                     , bytestring        >= 0.10.8 && < 0.13
-                    , hasql-pool        >= 1.0.1 && <= 1.3.0.4
-                    , hasql-transaction >= 1.0.1 && <= 1.2.1
+                    , postgrest:hasql
                     , hspec             >= 2.3 && < 2.12
                     , hspec-expectations >= 0.8.4 && < 0.9
                     , hspec-wai         >= 0.10 && < 0.12

src/hasql/Hasql/Commands.hs

@@ -0,0 +1,27 @@
+module Hasql.Commands
+  ( Commands,
+    asBytes,
+    setEncodersToUTF8,
+    setMinClientMessagesToWarning,
+  )
+where
+
+import qualified Data.ByteString.Builder as BB
+import qualified Data.ByteString.Lazy    as BL
+import           Hasql.Prelude
+
+newtype Commands
+  = Commands (DList BB.Builder)
+  deriving (Semigroup, Monoid)
+
+asBytes :: Commands -> ByteString
+asBytes (Commands list) =
+  BL.toStrict $ BB.toLazyByteString $ foldMap (<> BB.char7 ';') list
+
+setEncodersToUTF8 :: Commands
+setEncodersToUTF8 =
+  Commands (pure "SET client_encoding = 'UTF8'")
+
+setMinClientMessagesToWarning :: Commands
+setMinClientMessagesToWarning =
+  Commands (pure "SET client_min_messages TO WARNING")

src/hasql/Hasql/Connection.hs

@@ -0,0 +1,12 @@
+-- |
+-- This module provides a low-level effectful API dealing with the connections to the database.
+module Hasql.Connection
+  ( Connection,
+    ConnectionError,
+    acquire,
+    release,
+    withLibPQConnection,
+  )
+where
+
+import Hasql.Connection.Core

src/hasql/Hasql/Connection/Config.hs

@@ -0,0 +1,29 @@
+module Hasql.Connection.Config where
+
+import Hasql.Prelude
+
+data Config = Config
+  { connectionString      :: ByteString,
+    usePreparedStatements :: Bool
+  }
+
+class Updates a where
+  update :: a -> Config -> Config
+
+nil :: Config
+nil =
+  Config
+    { connectionString = "",
+      usePreparedStatements = True
+    }
+
+fromUpdates :: (Updates a) => [a] -> Config
+fromUpdates = foldl' (flip update) nil
+
+setConnectionString :: ByteString -> Config -> Config
+setConnectionString connectionString config =
+  config {connectionString}
+
+setUsePreparedStatements :: Bool -> Config -> Config
+setUsePreparedStatements usePreparedStatements config =
+  config {usePreparedStatements}

src/hasql/Hasql/Connection/Config/ConnectionString.hs

@@ -0,0 +1,31 @@
+module Hasql.Connection.Config.ConnectionString where
+
+import qualified Data.ByteString                                 as B
+import qualified Data.ByteString.Char8                           as BC
+import qualified Data.Map.Strict                                 as Map
+import qualified Data.Text.Encoding
+import qualified Hasql.Connection.Config.ConnectionString.Params as Params
+import           Hasql.Prelude
+
+type ConnectionString = ByteString
+
+class Constructs a where
+  construct :: a -> ConnectionString
+
+fromText :: Text -> ConnectionString
+fromText = Data.Text.Encoding.encodeUtf8
+
+fromParams :: Params.Params -> ConnectionString
+fromParams =
+  B.intercalate " " . fmap renderParam . Map.toList
+  where
+    renderParam (k, v) = mconcat [k, "=", "'", escapeSingleQuote v, "'"]
+
+    escapeSingleQuote =
+      BC.concatMap
+        ( \w ->
+            case w of
+              '\'' -> BC.pack "\\'"
+              '\\' -> BC.pack "\\\\"
+              _    -> BC.singleton w
+        )

src/hasql/Hasql/Connection/Config/ConnectionString/Params.hs

@@ -0,0 +1,18 @@
+module Hasql.Connection.Config.ConnectionString.Params where
+
+import qualified Data.Map.Strict as Map
+import           Hasql.Prelude
+
+type Params = Map.Map ByteString ByteString
+
+class Updates a where
+  update :: a -> Params -> Params
+
+nil :: Params
+nil = Map.empty
+
+fromUpdates :: (Updates a) => [a] -> Params
+fromUpdates = foldl' (flip update) nil
+
+setKeyValue :: ByteString -> ByteString -> Params -> Params
+setKeyValue = Map.insert