Method CompileOptions

ext/regex.go:135–166

CompileOptions implements the cel.Library interface method.

()

// CompileOptions implements the cel.Library interface method.
func (r *regexLib) CompileOptions() []cel.EnvOption {
	optionalTypesEnabled := func(env *cel.Env) (*cel.Env, error) {
		if !env.HasLibrary("cel.lib.optional") {
			return nil, errors.New("regex library requires the optional library")
		}
		return env, nil
	}
	opts := []cel.EnvOption{
		cel.Function(regexExtract,
			cel.Overload("regex_extract_string_string", []*cel.Type{cel.StringType, cel.StringType}, cel.OptionalType(cel.StringType),
				cel.BinaryBinding(extract))),

		cel.Function(regexExtractAll,
			cel.Overload("regex_extractAll_string_string", []*cel.Type{cel.StringType, cel.StringType}, cel.ListType(cel.StringType),
				cel.BinaryBinding(extractAll))),

		cel.Function(regexReplace,
			cel.Overload("regex_replace_string_string_string", []*cel.Type{cel.StringType, cel.StringType, cel.StringType}, cel.StringType,
				cel.FunctionBinding(regReplace)),
			cel.Overload("regex_replace_string_string_string_int", []*cel.Type{cel.StringType, cel.StringType, cel.StringType, cel.IntType}, cel.StringType,
				cel.FunctionBinding((regReplaceN))),
		),
		cel.CostEstimatorOptions(
			checker.OverloadCostEstimate("regex_extract_string_string", estimateExtractCost()),
			checker.OverloadCostEstimate("regex_extractAll_string_string", estimateExtractAllCost()),
			checker.OverloadCostEstimate("regex_replace_string_string_string", estimateReplaceCost()),
			checker.OverloadCostEstimate("regex_replace_string_string_string_int", estimateReplaceCost()),
		),
		cel.EnvOption(optionalTypesEnabled),
	}
	return opts
}

// ProgramOptions implements the cel.Library interface method
func (r *regexLib) ProgramOptions() []cel.ProgramOption {