Function Compile

expr.go:229–261

Compile parses and compiles given input expression to bytecode program.

(input string, ops ...Option)

// Compile parses and compiles given input expression to bytecode program.
func Compile(input string, ops ...Option) (*vm.Program, error) {
	config := conf.CreateNew()
	for _, op := range ops {
		op(config)
	}
	for name := range config.Disabled {
		delete(config.Builtins, name)
	}
	config.Check()

	tree, err := checker.ParseCheck(input, config)
	if err != nil {
		return nil, err
	}

	if config.Optimize {
		err = optimizer.Optimize(&tree.Node, config)
		if err != nil {
			var fileError *file.Error
			if errors.As(err, &fileError) {
				return nil, fileError.Bind(tree.Source)
			}
			return nil, err
		}
	}

	program, err := compiler.Compile(tree, config)
	if err != nil {
		return nil, err
	}

	return program, nil
}

// Run evaluates given bytecode program.
func Run(program *vm.Program, env any) (any, error) {