expression

Documentation

Index

• func Eval[T any](ctx context.Context, exp string, vars map[string]interface{}) (retval T, reterr error)
• func EvalAny(ctx context.Context, exp string, vars map[string]interface{}) (retval interface{}, reterr error)
• func GetVariables(exp string) (map[string]struct{}, error)

Functions

func Eval

func Eval[T any](ctx context.Context, exp string, vars map[string]interface{}) (retval T, reterr error)

Eval evaluates an expression given a set of variables and returns a generic type.

func EvalAny

func EvalAny(ctx context.Context, exp string, vars map[string]interface{}) (retval interface{}, reterr error)

EvalAny evaluates an expression given a set of variables and returns a 'boxed' interface type.

func GetVariables

func GetVariables(exp string) (map[string]struct{}, error)

GetVariables returns a list of variables mentioned in an expression