exprs

Documentation

Index

• Constants
• Variables
• func Exec(s string, funcs map[string]Func) (string, error)
• func ExecDeep(ctx context.Context, obj any, funcs map[string]Func) error
• type Expr
  • func Parse(s string) (Expr, error)
  • func (e Expr) MustPosArg(n int) (string, error)
  • func (e Expr) NamedArg(name string) string
  • func (e Expr) PosArg(n int, def string) string
• type ExprArg
• type Func

Constants

const EOF = rune(-1)

Variables

var ErrNotExpr = errors.New("not an expr")

Functions

func Exec

func Exec(s string, funcs map[string]Func) (string, error)

func ExecDeep

func ExecDeep(ctx context.Context, obj any, funcs map[string]Func) error

Types

type Expr

type Expr struct {
	String    string
	Function  string
	PosArgs   []string
	NamedArgs []ExprArg
}

func Parse

func Parse(s string) (Expr, error)

func (Expr) MustPosArg

func (e Expr) MustPosArg(n int) (string, error)

func (Expr) NamedArg

func (e Expr) NamedArg(name string) string

func (Expr) PosArg

func (e Expr) PosArg(n int, def string) string

type ExprArg

type ExprArg struct {
	Name  string
	Value string
}

type Func

type Func func(expr Expr) (string, error)