parser

package

v0.9.13 Latest Latest Go to latest Published: Oct 7, 2024 License: Apache-2.0 Imports: 31 Imported by: 0

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Valid go.mod file
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Stable version
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Repository

github.com/viant/datly

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Documentation ¶

Index ¶

Constants
Variables
func CanBeParam(name string) bool
func DefaultOAuthParameter(name string) *inference.Parameter
func ExtractParameterHints(text string, state *inference.State) error
func GetHolderName(identifier string) (string, string)
func GetHolderNameFromSelector(selector *expr.Select) (string, string)
func IsStructQL(SQL string) bool
func MergeStructs(args ...interface{}) ([]byte, error)
func OnVeltyExpression() sqlparser.Option
func ParseImports(ctx context.Context, expr *string, ...) error
func RemoveParameterHints(text string, state inference.State) string
func SplitByWhitespace(fragment string) []string
func SplitHint(hint string) (marshal string, SQL string)
type Context
type Declaration
- func (d *Declaration) AuthParameter() *inference.Parameter
- func (d *Declaration) ExpandShorthands()
- func (d *Declaration) Merge(from *Declaration) (*Declaration, error)
- func (d *Declaration) PathWithName() (string, string)
- func (d *Declaration) Transform() *marshal.Transform
type Declarations
- func NewDeclarations(SQL string, ...) (*Declarations, error)
- func (d *Declarations) Init() error
type Expression
type ExpressionContext
- func NewParamContext(name string, fnName string, context Context) *ExpressionContext
- func (c *ExpressionContext) BeforeElements() []string
- func (c *ExpressionContext) IsJSONCodec() bool
type Expressions
type Statement
type Statements
- func NewStatements(SQL string) Statements
- func (s Statements) DMLTables(rawSQL string) []string
- func (s Statements) IsExec() bool
type Template
- func NewTemplate(SQL string, state *inference.State) (*Template, error)
- func (t *Template) DetectTypes(...)
- func (t *Template) Sanitize() string
type TypeImport
- func (t *TypeImport) EnsureLocation(ctx context.Context, fs afs.Service, rootPath, goModuleLocation string)
type TypeImports
- func (t *TypeImports) Append(spec *TypeImport)
- func (t TypeImports) Lookup(typeName string) *TypeImport

Constants ¶

View Source

const (
	ParenthesesBlockToken int

	IfBlockToken

	ComponentKeyword
)

View Source

const (
	InKeyword  = "in"
	OrKeyword  = "or"
	AndKeyword = "and"
)

Variables ¶

View Source

var ComponentKeywordMatcher = parsly.NewToken(ComponentKeyword, "@component", matcher.NewFragment("@component"))

View Source

var IfBlockMatcher = parsly.NewToken(IfBlockToken, "if block", imatchers.NewIfBlock())

View Source

var ParenthesesBlockMatcher = parsly.NewToken(ParenthesesBlockToken, "Parentheses", matcher.NewBlock('(', ')', '\\'))

Functions ¶

func CanBeParam ¶

func CanBeParam(name string) bool

func DefaultOAuthParameter ¶

func DefaultOAuthParameter(name string) *inference.Parameter

DefaultOAuthParameter creates a default oauht parameter

func ExtractParameterHints ¶

func ExtractParameterHints(text string, state *inference.State) error

func GetHolderName ¶

func GetHolderName(identifier string) (string, string)

func GetHolderNameFromSelector ¶

func GetHolderNameFromSelector(selector *expr.Select) (string, string)

func IsStructQL ¶

func IsStructQL(SQL string) bool

IsStructQL returns true if struct QL

func MergeStructs ¶

func MergeStructs(args ...interface{}) ([]byte, error)

func OnVeltyExpression ¶

func OnVeltyExpression() sqlparser.Option

func ParseImports ¶

func ParseImports(ctx context.Context, expr *string, handler func(ctx context.Context, spec *TypeImport) error) error

ParseImports parse go types import statement

func RemoveParameterHints ¶

func RemoveParameterHints(text string, state inference.State) string

func SplitByWhitespace ¶

func SplitByWhitespace(fragment string) []string

func SplitHint ¶

func SplitHint(hint string) (marshal string, SQL string)

SplitHint split hint into json and optionally SQL

Types ¶

type Context ¶

type Context int

const (
	UnspecifiedContext Context = iota
	SetContext
	IfContext
	ForEachContext
	AppendContext
	FuncContext
)

type Declaration ¶

type Declaration struct {
	inference.Parameter
	//ParametersState shorthands
	Auth          string            `json:",omitempty" yaml:",omitempty"`
	Kind          string            `json:",omitempty" yaml:",omitempty"`
	Location      *string           `json:",omitempty" yaml:",omitempty"`
	OutputType    string            `json:",omitempty" yaml:",omitempty"`
	Cardinality   state.Cardinality `json:",omitempty" yaml:",omitempty"`
	StatusCode    *int              `json:",omitempty" yaml:",omitempty"`
	ErrorMessage  *string           `json:",omitempty" yaml:",omitempty"`
	TransformKind string            `json:",omitempty" yaml:",omitempty"`
	Transformer   string            `json:",omitempty" yaml:",omitempty"`
	Codec         string            `json:",omitempty" yaml:",omitempty"`
	CodecArgs     []string          `json:",omitempty" yaml:",omitempty"`
	QuerySelector string            `json:",omitempty" yaml:",omitempty"`
	Raw           string
}

func (*Declaration) AuthParameter ¶

func (d *Declaration) AuthParameter() *inference.Parameter

func (*Declaration) ExpandShorthands ¶

func (d *Declaration) ExpandShorthands()

func (*Declaration) Merge ¶

func (d *Declaration) Merge(from *Declaration) (*Declaration, error)

func (*Declaration) PathWithName ¶

func (d *Declaration) PathWithName() (string, string)

func (*Declaration) Transform ¶

func (d *Declaration) Transform() *marshal.Transform

type Declarations ¶

type Declarations struct {
	SQL            string
	State          inference.State
	OutputState    inference.State
	AsyncState     inference.State
	QuerySelectors map[string]inference.State
	Transforms     []*marshal.Transform

	Items []*Declaration
	// contains filtered or unexported fields
}

Declarations defines state (parameters) declaration

func NewDeclarations ¶

func NewDeclarations(SQL string, lookup func(dataType string, opts ...xreflect.Option) (*state.Schema, error)) (*Declarations, error)

func (*Declarations) Init ¶

func (d *Declarations) Init() error

type Expression ¶

type Expression struct {
	Start           int
	End             int
	FullName        string
	Prefix          string
	Holder          string
	Context         Context
	FnName          string
	IsVariable      bool
	OccurrenceIndex int
	SQLKeyword      string
	Entry           *functions.Entry
}

type ExpressionContext ¶

type ExpressionContext struct {
	Name      string
	Context   Context
	Function  string
	Fragments []string
	Column    string
	Type      reflect.Type
}

func NewParamContext ¶

func NewParamContext(name string, fnName string, context Context) *ExpressionContext

func (*ExpressionContext) BeforeElements ¶

func (c *ExpressionContext) BeforeElements() []string

func (*ExpressionContext) IsJSONCodec ¶

func (c *ExpressionContext) IsJSONCodec() bool

type Expressions ¶

type Expressions []*Expression

type Statement ¶

type Statement struct {
	Start          int
	End            int
	Kind           string
	IsExec         bool
	Selector       *expr.Select
	SelectorMethod string
	Table          string
}

type Statements ¶

type Statements []*Statement

func NewStatements ¶

func NewStatements(SQL string) Statements

func (Statements) DMLTables ¶

func (s Statements) DMLTables(rawSQL string) []string

func (Statements) IsExec ¶

func (s Statements) IsExec() bool

type Template ¶

type Template struct {
	SQL      string
	Declared map[string]bool
	State    *inference.State
	Context  []*ExpressionContext
	// contains filtered or unexported fields
}

func NewTemplate ¶

func NewTemplate(SQL string, state *inference.State) (*Template, error)

func (*Template) DetectTypes ¶

func (t *Template) DetectTypes(handler func(state *inference.State, parameter string, expression *ExpressionContext))

func (*Template) Sanitize ¶

func (t *Template) Sanitize() string

type TypeImport ¶

type TypeImport struct {
	URL            string
	Types          []string
	Alias          string
	Methods        []reflect.Method
	ForceGoTypeUse bool
}

func (*TypeImport) EnsureLocation ¶

func (t *TypeImport) EnsureLocation(ctx context.Context, fs afs.Service, rootPath, goModuleLocation string)

type TypeImports ¶

type TypeImports []*TypeImport

func (*TypeImports) Append ¶

func (t *TypeImports) Append(spec *TypeImport)

func (TypeImports) Lookup ¶

func (t TypeImports) Lookup(typeName string) *TypeImport

Source Files ¶

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Directories ¶

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