validator

Documentation

Index

• Variables
• func GetColumnNames(req tree.NodeFormatter) ([]string, error)
• func IsAllowed(tables []config.TargetTable, acls []config.ACL, query string) error
• func Walk(collect ICollect, statements ...tree.NodeFormatter) error
• type ICollect
  • func CollectAll(funcs ...ICollect) ICollect
• type TypeCollector
  • func CollectType[T tree.NodeFormatter]() *TypeCollector[T]
  • func (c *TypeCollector[T]) Collect(node tree.NodeFormatter)
  • func (c *TypeCollector[T]) Res() []T
• type Vec
  • func MakeSelectVec(req *tree.Select) (*Vec, error)
  • func (v Vec) String() string

Variables

var (
	ErrBadQuery         = errors.New("bad query")
	ErrComplicatedQuery = errors.New("complicated query")
	ErrAccessDenied     = errors.New("access denied")
	ErrUnknownTable     = errors.New("unknown table")
	ErrUnknownColumn    = errors.New("unknown column")
)

Functions

func GetColumnNames

func GetColumnNames(req tree.NodeFormatter) ([]string, error)

GetColumnNames will return all mentioned columns from query. Note: It will have unexpected behavior for queries that have a subquery.

func IsAllowed

func IsAllowed(tables []config.TargetTable, acls []config.ACL, query string) error

func Walk

func Walk(collect ICollect, statements ...tree.NodeFormatter) error

Types

type ICollect

type ICollect func(tree.NodeFormatter)

func CollectAll

func CollectAll(funcs ...ICollect) ICollect

type TypeCollector

type TypeCollector[T tree.NodeFormatter] struct {
	// contains filtered or unexported fields
}

func CollectType

func CollectType[T tree.NodeFormatter]() *TypeCollector[T]

func (*TypeCollector[T]) Collect

func (c *TypeCollector[T]) Collect(node tree.NodeFormatter)

func (*TypeCollector[T]) Res

func (c *TypeCollector[T]) Res() []T

type Vec

type Vec struct {
	Op   config.Op
	Tbl  string
	Cols []string
}

func MakeSelectVec

func MakeSelectVec(req *tree.Select) (*Vec, error)

func (Vec) String

func (v Vec) String() string