72b06bd · typeable/postgresql-simple

git.iko.soy/typeable/postgresql-simple

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Fix typo in docs

72b06bdLeon P Smith13 years ago

src/Database/PostgreSQL/Simple/FromField.hs+6−3

@@ -27,9 +27,12 @@ Note that the 'Float' and 'Double' instances use attoparsec's 'double'

27conversion routine, which sacrifices some accuracy for speed. If you

28need accuracy, consider first converting data to a 'Scientific' or 'Rational'

29type, and then converting to a floating-point type. If you are defining

30+your own 'Database.PostgreSQL.Simple.FromRow.FromRow' instances, this can be

30−your own 'ToRow' instances, this can be acheived simply by

31+acheived simply by

31−@'fromRational' '<$>' 'field'@, although this idiom additionally compatible

32+@'fromRational' '<$>' 'Database.PostgreSQL.Simple.FromRow.field'@, although

32−with PostgreSQL's @numeric@ type.

33+this idiom is additionally compatible with PostgreSQL's @numeric@ type.

34+If this is unacceptable, you may find

35+'Database.PostgreSQL.Simple.FromRow.fieldWith' useful.

34Because 'FromField' is a typeclass, one may provide conversions to

37Because 'FromField' is a typeclass, one may provide conversions to

35additional Haskell types without modifying postgresql-simple. This is

38additional Haskell types without modifying postgresql-simple. This is

src/Database/PostgreSQL/Simple/FromRow.hs-boot+3−4

@@ -8,11 +8,10 @@ class FromRow a

8instance (FromField a) => FromRow (Only a)

9instance (FromField a, FromField b)

10 => FromRow (a,b)

11−instance (FromField a, FromField b, FromField c, FromField d)

11+instance (FromField a, FromField b, FromField c, FromField d)

12 => FromRow (a,b,c,d)

13−instance (FromField a, FromField b, FromField c, FromField d, FromField e)

13+instance (FromField a, FromField b, FromField c, FromField d, FromField e)

14 => FromRow (a,b,c,d,e)

15instance (FromField a, FromField b, FromField c, FromField d, FromField e

16− ,FromField f)

16+ ,FromField f)

17 => FromRow (a,b,c,d,e,f)

18−