feat: connect to spicedb

1 files changed, 46 insertions, 0 deletions

diff --git a/vendor/github.com/authzed/cel-go/interpreter/optimizations.go b/vendor/github.com/authzed/cel-go/interpreter/optimizations.go
new file mode 100644
index 0000000..5a90513
--- /dev/null
+++ b/vendor/github.com/authzed/cel-go/interpreter/optimizations.go
@@ -0,0 +1,46 @@
+// Copyright 2022 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package interpreter
+
+import (
+	"regexp"
+
+	"github.com/authzed/cel-go/common/types"
+	"github.com/authzed/cel-go/common/types/ref"
+)
+
+// MatchesRegexOptimization optimizes the 'matches' standard library function by compiling the regex pattern and
+// reporting any compilation errors at program creation time, and using the compiled regex pattern for all function
+// call invocations.
+var MatchesRegexOptimization = &RegexOptimization{
+	Function:   "matches",
+	RegexIndex: 1,
+	Factory: func(call InterpretableCall, regexPattern string) (InterpretableCall, error) {
+		compiledRegex, err := regexp.Compile(regexPattern)
+		if err != nil {
+			return nil, err
+		}
+		return NewCall(call.ID(), call.Function(), call.OverloadID(), call.Args(), func(values ...ref.Val) ref.Val {
+			if len(values) != 2 {
+				return types.NoSuchOverloadErr()
+			}
+			in, ok := values[0].Value().(string)
+			if !ok {
+				return types.NoSuchOverloadErr()
+			}
+			return types.Bool(compiledRegex.MatchString(in))
+		}), nil
+	},
+}