asyncapiv2

package
v0.45.2 Latest Latest
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 Go to latest Published: Feb 18, 2025 License: Apache-2.0 Imports: 9 Imported by: 0

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Constants

View Source 
const (
	// MajorVersion is the major version of this AsyncAPI implementation.
	MajorVersion = 2
)
View Source 
const (
	// MessageSuffix is the suffix added to the name of the message.
	MessageSuffix = "Message"
)

Variables

View Source 
var (
	// ErrInvalidReference is sent when a reference is invalid.
	ErrInvalidReference = fmt.Errorf("%w: invalid reference", extensions.ErrAsyncAPI)
)

Functions

This section is empty.

Types

type Channel 

type Channel struct {
	Parameters map[string]*Parameter `json:"parameters"`

	Subscribe *Operation `json:"subscribe"`
	Publish   *Operation `json:"publish"`

	Name string `json:"-"`
	Path string `json:"-"`
}

Channel is a representation of the corresponding asyncapi object filled from an asyncapi specification that will be used to generate code. Source: https://www.asyncapi.com/docs/reference/specification/v2.6.0#channelItemObject

type Components 

type Components struct {
	Messages   map[string]*Message   `json:"messages"`
	Schemas    map[string]*Schema    `json:"schemas"`
	Parameters map[string]*Parameter `json:"parameters"`
}

Components is a representation of the corresponding asyncapi object filled from an asyncapi specification that will be used to generate code. Source: https://www.asyncapi.com/docs/reference/specification/v2.6.0#componentsObject

type CorrelationID 

type CorrelationID struct {
	Description string `json:"description"`
	Location    string `json:"location"`
}

CorrelationID is a representation of the corresponding asyncapi object filled from an asyncapi specification that will be used to generate code. Source: https://www.asyncapi.com/docs/reference/specification/v2.6.0#correlationIdObject

type Extensions 

type Extensions struct {
	// Setting custom Go type when generating schemas
	ExtGoType string `json:"x-go-type"`

	// Setting custom import statements for ExtGoType
	ExtGoTypeImport *GoTypeImportExtension `json:"x-go-type-import"`
}

Extensions holds additional properties defined for asyncapi-codegen that are out of the AsyncAPI spec.

type GoTypeImportExtension 

type GoTypeImportExtension struct {
	Name GoTypeImportName `json:"name"` // Package name for import, optional
	Path GoTypeImportPath `json:"path"` // Path to package to import
}

GoTypeImportExtension specifies the required import statement for the x-go-type extension. For example, GoTypeImportExtension{Name: "myuuid", Path: "github.com/google/uuid"} will generate `import myuuid github.com/google/uuid`.

type GoTypeImportName 

type GoTypeImportName string

GoTypeImportName is the import name type for x-go-type-import.

type GoTypeImportPath 

type GoTypeImportPath string

GoTypeImportPath is the import path type for x-go-type-import.

type Info 

type Info struct {
	Title       string `json:"title"`
	Version     string `json:"version"`
	Description string `json:"description"`
}

Info is a representation of the corresponding asyncapi object filled from an asyncapi specification that will be used to generate code. Source: https://www.asyncapi.com/docs/reference/specification/v2.6.0#infoObject

type Message 

type Message struct {
	Description   string         `json:"description"`
	Headers       *Schema        `json:"headers"`
	OneOf         []*Message     `json:"oneOf"`
	Payload       *Schema        `json:"payload"`
	CorrelationID *CorrelationID `json:"correlationID"`
	Reference     string         `json:"$ref"`

	Name        string   `json:"-"`
	ReferenceTo *Message `json:"-"`

	// CorrelationIDLocation will indicate where the correlation id is
	// According to: https://www.asyncapi.com/docs/reference/specification/v2.6.0#correlationIDObject
	CorrelationIDLocation string `json:"-"`
	CorrelationIDRequired bool   `json:"-"`
}

Message is a representation of the corresponding asyncapi object filled from an asyncapi specification that will be used to generate code. Source: https://www.asyncapi.com/docs/reference/specification/v2.6.0#messageObject

func (*Message) Follow added in v0.35.1 

func (msg *Message) Follow() *Message

Follow will follow the reference to the end.

func (*Message) MergeWith 

func (msg *Message) MergeWith(spec Specification, msg2 Message) error

MergeWith merges the Message with another one.

type MessageField 

type MessageField string

MessageField is a structure that represents the type of a field. 

const (
	// MessageFieldIsHeader represents the message field of a header.
	MessageFieldIsHeader MessageField = "header"
	// MessageFieldIsPayload represents the message field of a payload.
	MessageFieldIsPayload MessageField = "payload"
)

func (MessageField) String 

func (t MessageField) String() string

String returns the string representation of the type.

type Operation 

type Operation struct {
	OperationID string  `json:"operationId"`
	Message     Message `json:"message"`

	Name string `json:"-"`
}

Operation is a representation of the corresponding asyncapi object filled from an asyncapi specification that will be used to generate code. Source: https://www.asyncapi.com/docs/reference/specification/v2.6.0#operationObject

type Parameter 

type Parameter struct {
	Description string  `json:"description"`
	Schema      *Schema `json:"schema-name"`
	Location    string  `json:"location"`
	Reference   string  `json:"$ref"`

	Name        string     `json:"-"`
	ReferenceTo *Parameter `json:"-"`
}

Parameter is a representation of the corresponding asyncapi object filled from an asyncapi specification that will be used to generate code. Source: https://www.asyncapi.com/docs/reference/specification/v2.6.0#parameterObject

type Schema 

type Schema struct {
	// --- JSON Schema fields --------------------------------------------------
	Type                 string             `json:"type"`
	Description          string             `json:"description"`
	Format               string             `json:"format"`
	Properties           map[string]*Schema `json:"properties"`
	Items                *Schema            `json:"items"`
	Reference            string             `json:"$ref"`
	AdditionalProperties *Schema            `json:"additionalProperties"`

	Name        string  `json:"-"`
	ReferenceTo *Schema `json:"-"`

	// Embedded validation fields
	asyncapi.Validations[Schema]

	// Embedded extended fields
	Extensions
}

Schema is a representation of the corresponding asyncapi object filled from an asyncapi specification that will be used to generate code. Source: https://www.asyncapi.com/docs/reference/specification/v2.6.0#schemaObject

func NewSchema 

func NewSchema() Schema

NewSchema creates a new Schema structure with initialized fields.

func (*Schema) Follow added in v0.35.1 

func (s *Schema) Follow() *Schema

Follow returns referenced schema if specified or the actual schema.

func (Schema) IsFieldRequired 

func (s Schema) IsFieldRequired(field string) bool

IsFieldRequired checks if a field is required in the asyncapi struct.

func (*Schema) MergeWith 

func (s *Schema) MergeWith(spec Specification, s2 Schema) error

MergeWith merges the given Schema structure with another one (basically for AllOf, AnyOf, OneOf, etc).

type SchemaType added in v0.35.1 

type SchemaType string

SchemaType is a structure that represents the type of a field. 

const (
	// SchemaTypeIsArray represents the type of an array.
	SchemaTypeIsArray SchemaType = "array"
	// SchemaTypeIsObject represents the type of an object.
	SchemaTypeIsObject SchemaType = "object"
	// SchemaTypeIsString represents the type of a string.
	SchemaTypeIsString SchemaType = "string"
	// SchemaTypeIsInteger represents the type of an integer.
	SchemaTypeIsInteger SchemaType = "integer"
)

func (SchemaType) String added in v0.35.1 

func (st SchemaType) String() string

String returns the string representation of the type.

type Specification 

type Specification struct {
	Version    string              `json:"asyncapi"`
	Info       Info                `json:"info"`
	Channels   map[string]*Channel `json:"channels"`
	Components Components          `json:"components"`
	// contains filtered or unexported fields
}

Specification is the asyncapi specification struct that will be used to generate code. It should contains every information given in the asyncapi specification. Source: https://www.asyncapi.com/docs/reference/specification/v2.6.0#schema

func FromUnknownVersion added in v0.39.0 

func FromUnknownVersion(s asyncapi.Specification) (*Specification, error)

FromUnknownVersion returns an AsyncAPI specification V2 from interface, if compatible. Note: Before using this, you should make sure that parsed data is in version 2.

func NewSpecification added in v0.39.0 

func NewSpecification() *Specification

NewSpecification creates a new Specification struct.

func (*Specification) AddDependency added in v0.39.0 

func (s *Specification) AddDependency(path string, spec asyncapi.Specification) error

AddDependency adds a specification dependency to the Specification.

func (Specification) CustomImports 

func (s Specification) CustomImports() ([]string, error)

CustomImports collects all custom import paths set by x-go-type-imports in all Schema Objects in the Specification. Returns import strings like `alias "abc.xyz/repo/package"` for code generation. Returns error when import name conflicts.

func (Specification) GetPublishSubscribeCount 

func (s Specification) GetPublishSubscribeCount() (publishCount, subscribeCount uint)

GetPublishSubscribeCount gets the count of 'publish' channels and the count of 'subscribe' channels inside the Specification.

func (Specification) MajorVersion 

func (s Specification) MajorVersion() int

MajorVersion returns the asyncapi major version of this document. This function is used mainly by the interface.

func (*Specification) Process 

func (s *Specification) Process() error

Process processes the Specification to make it ready for code generation.

func (Specification) ReferenceMessage 

func (s Specification) ReferenceMessage(ref string) (*Message, error)

ReferenceMessage returns the Message struct corresponding to the given reference.

func (Specification) ReferenceParameter 

func (s Specification) ReferenceParameter(ref string) (*Parameter, error)

ReferenceParameter returns the Parameter struct corresponding to the given reference.

func (Specification) ReferenceSchema 

func (s Specification) ReferenceSchema(ref string) (*Schema, error)

ReferenceSchema returns the Any struct corresponding to the given reference.

Source Files

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