builder

package
v1.4.0 Latest Latest
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 Go to latest Published: Feb 23, 2024 License: MIT Imports: 11 Imported by: 1

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Constants

This section is empty.

Variables

This section is empty.

Functions

func ToString 

func ToString(err *Error) string

ToString converts the error into a string.

Types

type Basic 

type Basic struct{}

Basic handles basic data types.

func (*Basic) Build 

func (*Basic) Build(_ Generator, _ *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, errPath ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*Basic) Matches 

func (*Basic) Matches(_ *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type BasicTargetPointerRule 

type BasicTargetPointerRule struct{}

BasicTargetPointerRule handles edge conditions if the target type is a pointer.

func (*BasicTargetPointerRule) Build 

func (*BasicTargetPointerRule) Build(gen Generator, ctx *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, errPath ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*BasicTargetPointerRule) Matches 

func (*BasicTargetPointerRule) Matches(_ *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type Builder 

type Builder interface {
	// Matches returns true, if the builder can create handle the given types.
	Matches(ctx *MethodContext, source, target *xtype.Type) bool
	// Build creates conversion source code for the given source and target type.
	Build(gen Generator,
		ctx *MethodContext,
		sourceID *xtype.JenID,
		source, target *xtype.Type,
		path ErrorPath) ([]jen.Code, *xtype.JenID, *Error)
}

Builder builds converter implementations, and can decide if it can handle the given type.

type Enum added in v1.4.0 

type Enum struct{}

Basic handles basic data types.

func (*Enum) Build added in v1.4.0 

func (*Enum) Build(gen Generator, ctx *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, path ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*Enum) Matches added in v1.4.0 

func (*Enum) Matches(ctx *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type Error 

type Error struct {
	Path  []*Path
	Cause string
}

Error defines a conversion error.

func NewError 

func NewError(cause string) *Error

NewError creates an error.

func (*Error) Lift 

func (e *Error) Lift(paths ...*Path) *Error

Lift appends the path to the error.

type ErrorElement added in v1.4.0 

type ErrorElement interface {
	// contains filtered or unexported methods
}

type ErrorPath added in v1.4.0 

type ErrorPath []ErrorElement

func (ErrorPath) Field added in v1.4.0 

func (e ErrorPath) Field(name string) ErrorPath

func (ErrorPath) Index added in v1.4.0 

func (e ErrorPath) Index(code *jen.Statement) ErrorPath

func (ErrorPath) Key added in v1.4.0 

func (e ErrorPath) Key(code *jen.Statement) ErrorPath

func (ErrorPath) WrapErrors added in v1.4.0 

func (e ErrorPath) WrapErrors(errStmt *jen.Statement) *jen.Statement

func (ErrorPath) WrapErrorsUsing added in v1.4.0 

func (e ErrorPath) WrapErrorsUsing(pkg string, errStmt *jen.Statement) *jen.Statement

type Generator 

type Generator interface {
	Build(
		ctx *MethodContext,
		sourceID *xtype.JenID,
		source, target *xtype.Type,
		path ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

	CallMethod(
		ctx *MethodContext,
		method *method.Definition,
		sourceID *xtype.JenID,
		source, target *xtype.Type,
		path ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

	ReturnError(ctx *MethodContext,
		path ErrorPath,
		id *jen.Statement) (jen.Code, bool)
}

Generator checks all existing builders if they can create a conversion implementations for the given source and target type If no one Builder#Matches then, an error is returned.

type List 

type List struct{}

List handles array / slice types.

func (*List) Build 

func (*List) Build(gen Generator, ctx *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, path ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*List) Matches 

func (*List) Matches(_ *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type Map 

type Map struct{}

Map handles map types.

func (*Map) Build 

func (*Map) Build(gen Generator, ctx *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, errPath ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*Map) Matches 

func (*Map) Matches(_ *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type MethodContext 

type MethodContext struct {
	*namer.Namer
	Conf              *config.Method
	FieldsTarget      string
	OutputPackagePath string
	Signature         xtype.Signature
	TargetType        *xtype.Type
	HasMethod         func(types.Type, types.Type) bool
	SeenNamed         map[string]struct{}

	TargetVar *jen.Statement
}

MethodContext exposes information for the current method.

func (*MethodContext) DefinedEnumFields added in v1.4.0 

func (ctx *MethodContext) DefinedEnumFields(target *xtype.Type) map[string]struct{}

func (*MethodContext) DefinedFields added in v1.3.0 

func (ctx *MethodContext) DefinedFields(target *xtype.Type) map[string]struct{}

func (*MethodContext) Field added in v0.12.0 

func (ctx *MethodContext) Field(target *xtype.Type, name string) *config.FieldMapping

func (*MethodContext) HasSeen added in v0.17.4 

func (ctx *MethodContext) HasSeen(source *xtype.Type) bool

func (*MethodContext) MarkSeen added in v0.17.4 

func (ctx *MethodContext) MarkSeen(source *xtype.Type)

func (*MethodContext) SetErrorTargetVar added in v0.15.0 

func (ctx *MethodContext) SetErrorTargetVar(m *jen.Statement)

type Path 

type Path struct {
	Prefix     string
	SourceID   string
	TargetID   string
	SourceType string
	TargetType string
}

Path defines the path inside an error message.

type Pointer 

type Pointer struct{}

Pointer handles pointer types.

func (*Pointer) Build 

func (*Pointer) Build(gen Generator, ctx *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, errPath ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*Pointer) Matches 

func (*Pointer) Matches(_ *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type SkipCopy added in v0.18.0 

type SkipCopy struct{}

SkipCopy handles FlagSkipCopySameType.

func (*SkipCopy) Build added in v0.18.0 

func (*SkipCopy) Build(_ Generator, _ *MethodContext, sourceID *xtype.JenID, _, _ *xtype.Type, _ ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*SkipCopy) Matches added in v0.18.0 

func (*SkipCopy) Matches(ctx *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type SourcePointer added in v0.17.0 

type SourcePointer struct{}

SourcePointer handles type were only the source is a pointer.

func (*SourcePointer) Build added in v0.17.0 

func (*SourcePointer) Build(gen Generator, ctx *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, path ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*SourcePointer) Matches added in v0.17.0 

func (*SourcePointer) Matches(ctx *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type Struct 

type Struct struct{}

Struct handles struct types.

func (*Struct) Build 

func (*Struct) Build(gen Generator, ctx *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, errPath ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*Struct) Matches 

func (*Struct) Matches(_ *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type TargetPointer 

type TargetPointer struct{}

TargetPointer handles type were only the target is a pointer.

func (*TargetPointer) Build 

func (*TargetPointer) Build(gen Generator, ctx *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, path ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*TargetPointer) Matches 

func (*TargetPointer) Matches(_ *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

type UseUnderlyingTypeMethods added in v1.1.0 

type UseUnderlyingTypeMethods struct{}

UseUnderlyingTypeMethods handles UseUnderlyingTypeMethods.

func (*UseUnderlyingTypeMethods) Build added in v1.1.0 

func (*UseUnderlyingTypeMethods) Build(gen Generator, ctx *MethodContext, sourceID *xtype.JenID, source, target *xtype.Type, errPath ErrorPath) ([]jen.Code, *xtype.JenID, *Error)

Build creates conversion source code for the given source and target type.

func (*UseUnderlyingTypeMethods) Matches added in v1.1.0 

func (*UseUnderlyingTypeMethods) Matches(ctx *MethodContext, source, target *xtype.Type) bool

Matches returns true, if the builder can create handle the given types.

Source Files

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