Unreleased

3.1.0

• Use format: date-time for ToParamSchema ZonedTime instance (see #20).
• Support generating schema for any polymorphic types via Typeable (see #19).
• Allow hashable-1.3.1, prettify doctests (see #18).

3.0.2.0

• Fix definition for HTTP security scheme (see #10);
• Fix error message in exclusiveMaximum / exclusiveMinimum validation (see #15);

3.0.1.0

• Support polymorphic types in schema generator.

3.0.0

• Switch to OpenAPI 3.0 specification.

2.6.1

• More GHC-8.10 related cleanup, tighten lower bound on some dependencies. (see #216);
• Add "format" field for uint32 and uint64 (see #215);

2.6

• GHC 8.10 support (see #210);
• Move aeson-pretty to other dependencies (see #206);
• Merge OAuth2 scopes (see #151);

2.5

Highlights:

• Add instance for TimeOfDay (see #196);
• Add support for optics (see #200);
• Slightly better validation errors (see #195);

Fixes and minor changes:

• Minor cleanup (see #194);
• Allow base-4.13 and other GHC-8.8 related stuff (see #198);
• Fix stack.yaml (see #201);

2.4

• Allow hashable-1.3, semigroups-0.19, network-3.1, time-1.9, generics-sop-0.5
• Tags aren't sorted (see #165)
• Schema type is optional (see #138, #164)
• Take concrete 'Proxy' as argument (see #180)
• GHC-8.8 preparations

2.3.1.1

• Allow network-3.0

2.3.1

• Add a quickcheck generator for aeson Values that match a swagger schema (see #162)
• Add ToParamSchema instance for SetCookie (see #173)
• Make nullary schemas valid (see #168)

2.3.0.1

• Support GHC-8.6

2.3

Major changes:

• Add support for additionalProperties with Bool value (see #159);
• Add ToSchema Object instance (for aeson's Object) (see d72466a);

Dependencies and CI:

• Aeson 1.4 (see #158);
• Update .travis.yml (see #160);
• Allow network 2.7 (see #155);
• Allow lens-4.17 (see #161);

2.2.2

• Add ToSchema Version instance
• Use base-compat-batteries (0.10)
• PVP bounds

2.2.1

• Add Semigroup instances
• GHC-8.4 compatibility
• `Schema (NonEmpty a) instance (see #141)
• Fix optional property for unary records (see #142)
• Add fromAesonOptions helper (see #146)
• Fix non-termination when using datatypeNameModifier with recursive data types (see #132)

2.2

• Treat unknown properties as validation errors in validateToJSON (see #126);
• Add validateJSON and validateJSONWithPatternChecker to validate JSON Value against Schema without classes (see #126);
• Add more Schema helpers (see #126):
  • genericNameSchema — to give a custom schema Generic-based name;
  • genericDeclareNamedSchemaNewtype — to derive NamedSchema for newtypes;
  • declareSchemaBoundedEnumKeyMapping — to derive more specific Schema for maps with Bounded Enum keys;
• Add a few tests with invalid Schema.

2.1.6

• Add ToParamSchema and ToSchema instances for Fixed (see #121) and Natural (see #123);
• Fix instance for NominalDiffTime (see #121);
• Fix build for aeson-1.2.2.0 (see #125).

2.1.5

• Type error by default when deriving Generic-based instances for mixed sum types (see #118);
• Adjust allOf to accept referenced schemas (see #119);
• Add instances for Identity (see #116);
• Add Gitter chat badge (see #114).

2.1.4.1

• GHC-8.2 support (see #95, #106 and #108);
• Documentation corrections (see #105);
• Allow generics-sop-0.3 (see #102);
• Fix ToSchema example in docs (see #104).

2.1.4

• Add liftDeclare (see #100);
• Add MonadDeclare instances for all monad transformers (see #100).

2.1.3

• Add UUID instances (see #81).
• Add TypeError ToSchema and ToParamSchema ByteString instances (see #78)
• Improve documentation for generic sum type instance derivation (see #75)
• Compile warning free (see #82)

2.1.2.1

• Bug fix previous release

2.1.2

• Minor changes:
  • Support aeson-1.0.0.0 (see #70).

2.1.1

• Minor changes:
  • Proper Schema examples for Char, Day, LocalTime, ZonedTime and UTCTime.

2.1

• Major changes:
  • Use InsOrdHashMap to preserve insertion order for endpoints and definitions (see #56);
  • Add support for GHC 8.0 (see #65).

2.0.2

• Fixes:
  • Fix additionalProperties to allow references;
  • Fix ToSchema instances for Map and HashMap (prevent infinite recursion for recursive values).

2.0.1

• Fixes:
  • Re-export Pattern synonym from Data.Swagger;
  • Documentation fixes.

2.0

• Major changes:

  • GHC 7.8 support (see #49);
  • Switch to classy field lenses (see #41);
  • Add Data.Swagger.Schema.Validation (see #18);
  • Add Data.Swagger.Operation with helpers (see #50);
  • Add IsString instances for some types (see #47);
  • Add helpers to sketch Schema from JSON (see #48).

• Minor changes:

  • Make NamedSchema a data rather than type (see #42);
  • Change Definitions to Definitions Schema;
  • Add schema templates for "binary", "byte" and "password" formats (see 63ed597);
  • Add Monoid instance for Contact;
  • Change tags to be Set rather than list.

• Fixes:

  • Fix schema for () and nullary constructors (see ab65c4a);
  • Fix Operation FromJSON instance to allow missing tags and parameters properties.

1.2.1

• Minor changes:

  • Change _SwaggerItemsPrimitive type from a Prism' to a more restrictive Review-like Optic'.

• Fixes:

  • Fix build for GHC 8.0-rc1.

1.2

• Minor changes (see #36):

  • Change default ToSchema instance for unit data types (i.e. types with one nullable constructor like data Unit = Unit): now these types are treated like sum types with only one alternative;
  • Add generic ToParamSchema instance for unit data types;
  • Add items: [] to schema for () (making it a valid schema).

• Fixes:

  • Do not omit items: [] from Schema JSON;
  • Do not generate unused definitions for nested newtypes (see #38).

1.1.1

• Fixes:
  • CollectionFormat Param -> CollectionFormat ParamOtherSchema; this change was necessary after putting CollectionFormat to SwaggerItems.

1.1

• Major changes:

  • Put CollectionFormat in one place (see 3cc860d).

• Minor changes:

  • Use Swagger formats for Int32, Int64, Float, Double, Day and ZonedTime (see #32);
  • Export HeaderName, TagName, HttpStatusCode type synonyms;
  • Add ToParamSchema instances for [a], Set a and HashSet a;
  • Add Monoid instances for Header and Example.

• Fixes:

  • Use overwrite strategy for HashMap SwaggerMonoid instances by default.

1.0

• Major changes:

  • Add Data and Typeable instances for Data.Swagger types;
  • Merge ParamType/ItemsType/SchemaType into SwaggerType GADT;
  • Merge collection format types into CollectionFormat GADT;
  • Introduce SwaggerItems GADT, replacing Items and SchemaItems in ParamSchema (see #24);
  • Move type, format and items fields to ParamSchema (former SchemaComon);
  • Prepend reference path automatically (see commit 49d1fad) and thus remove "#/definitions/" from user code, leaving much clearer Reference "Name";
  • Change Data.Swagger.Schema (see #19):
    • Change the only method of ToSchema to declareNamedSchema which should produce a NamedSchema along with a list of schema definitions used to produce it;
    • Add declareSchema, declareSchemaRef;
    • Replace genericTo* helpers with genericDeclare* helpers;
    • Add paramSchemaTo[Named]Schema helpers to facilitate code reuse for primitive schemas;
    • Add helpers for inlining Schema references dynamically (see #23);
  • Add ToParamSchema class (see #17) with
    • generic default implementation and
    • instances for some base types compliant with http-api-data instances;
  • Add Data.Swagger.Declare module with
    • DeclareT monad transformer;
    • MonadDeclare type class;
    • various helpers;
  • Rename parameter-related types:
    • Parameter -> Param;
    • ParameterSchema -> ParamAnySchema;
    • ParameterOtherSchema -> ParamOtherSchema;
    • ParameterLocation -> ParamLocation;
    • SchemaCommon -> ParamSchema;
    • parameter* fields renamed to param* fields;
    • schemaCommon* fields renamed to paramSchema* fields;
    • HasSchemaCommon -> HasParamSchema.

• Minor changes:

  • Replace TH-generated JSON instances with Generic-based (see #25);
  • Drop template-haskell dependency;
  • Omit empty array/object properties from toJSON output (#22);
  • Remove minLength property from schemas for time types;
  • Move SchemaOptions to Data.Swagger.SchemaOptions;
  • Remove useReferences from SchemaOptions (see #23);
  • Place all internal submodules under Data.Swagger.Internal;
  • Better documentation (see #26).

0.4.1

• Fixes:
  • Use PackageImports for Data.HashSet to avoid test failure on stackage (see #15);
  • Add an upper version bound for aeson due to aeson-0.10.0.0 bug (see bos/aeson#293);
  • Switch to Cabal-based multi GHC Travis config.

0.4

• Remove Swagger/swagger prefixes;
• Add ToSchema type class with default generic implementation;
• Add configurable generic ToSchema helpers;
• Add doctest test suite;
• Fixes:
  • Fix HasSchemaCommon instance for Schema;
  • Change minimum, maximum and multipleOf properties to be any number, not necessarily an integer;
  • Fix all warnings.

0.3

• Fixes:
  • Fix SwaggerMonoid Text instance;
  • Wrap Bool in Maybe everywhere;
  • These changes make all Data.Swagger Monoid instances obey monoid laws (previously right identity law was broken by some instances).

0.2

• Add Data.Swagger.Lens;
• Support references;
• Fixes:
  • Fix FromJSON SwaggerHost instance;
  • Add missing Maybes for field types;
  • Decode petstore swagger.json successfully.