50 lines
1.5 KiB
Go
50 lines
1.5 KiB
Go
// Copyright 2024 The OPA Authors. All rights reserved.
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// Use of this source code is governed by an Apache2
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// license that can be found in the LICENSE file.
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package ast
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import (
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v1 "github.com/open-policy-agent/opa/v1/ast"
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)
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var RegoV1CompatibleRef = v1.RegoV1CompatibleRef
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// RegoVersion defines the Rego syntax requirements for a module.
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type RegoVersion = v1.RegoVersion
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const DefaultRegoVersion = RegoV0
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const (
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RegoUndefined = v1.RegoUndefined
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// RegoV0 is the default, original Rego syntax.
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RegoV0 = v1.RegoV0
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// RegoV0CompatV1 requires modules to comply with both the RegoV0 and RegoV1 syntax (as when 'rego.v1' is imported in a module).
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// Shortly, RegoV1 compatibility is required, but 'rego.v1' or 'future.keywords' must also be imported.
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RegoV0CompatV1 = v1.RegoV0CompatV1
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// RegoV1 is the Rego syntax enforced by OPA 1.0; e.g.:
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// future.keywords part of default keyword set, and don't require imports;
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// 'if' and 'contains' required in rule heads;
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// (some) strict checks on by default.
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RegoV1 = v1.RegoV1
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)
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func RegoVersionFromInt(i int) RegoVersion {
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return v1.RegoVersionFromInt(i)
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}
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// Parser is used to parse Rego statements.
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type Parser = v1.Parser
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// ParserOptions defines the options for parsing Rego statements.
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type ParserOptions = v1.ParserOptions
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// NewParser creates and initializes a Parser.
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func NewParser() *Parser {
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return v1.NewParser().WithRegoVersion(DefaultRegoVersion)
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}
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func IsFutureKeyword(s string) bool {
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return v1.IsFutureKeywordForRegoVersion(s, RegoV0)
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}
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