GetArgs returns the args token list.

GetOps returns the ops token list.

GetOpt returns the opt token.

HasFeature checks whether the environment enables the given feature flag, as enumerated in options.go.

HasLibrary returns whether a specific SingletonLibrary has been configured in the environment.

InterruptCheckFrequency configures the number of iterations within a comprehension to evaluate before checking whether the function evaluation has bee

IsAssignableRuntimeType determines whether the current type is runtime assignable from the input runtimeType. At runtime, parameterized types are era

IsNonStrict returns whether the overload accepts errors and unknown values as arguments.

JSONFieldNames supports accessing protocol buffer fields by json-name. Enabling JSON field name support will create a copy of the types.Registry with

K8sTestTagHandler returns a TagVisitor which handles custom policy tags used in K8s policies. This is a helper function to be used in tests.

LineOffsets gives the character offsets at which lines occur. The zero-th entry should refer to the break between the first and second line, or EOF if

MatchSubset applies an ExprMatcher to a list of NavigableExpr values and their descendants, producing a subset of NavigableExpr values which match.

Matches returns the list of matches associated with the rule.

MaxRecursionDepth limits the maximum depth the parser will attempt to parse the expression before giving up.

MultiplyByCost multiplies by the cost and returns the product. If multiply would result in an uint64 overflow, the result is math.MaxUint64.

NewDispatcher returns an empty Dispatcher instance.

NewErrWithNodeID creates a new Err described by the format string and args. TODO: Audit the use of this function and standardize the error messages an

NewExtensionVersion creates a new extension version with a major, minor version.

NewFunctionReference creates a ReferenceInfo instance for a set of function overloads.

NewGlobalMacro creates a Macro for a global function with the specified arg count.

NewHierarchicalActivation takes two activations and produces a new one which prioritizes resolution in the child first and parent(s) second.

NewInlineVariableWithAlias declares a variable name to be replaced by a checked expression. If the variable occurs more than once, the provided alias

NewInterpreter builds an Interpreter from a Dispatcher and TypeProvider which will be used throughout the Eval of all Interpretable instances generate

NewIssuesWithSourceInfo returns an Issues struct from a common.Errors object with SourceInfo metatata which can be used with the `ReportErrorAtID` met

NewMap creates an Expr value representing a map literal expression

NewRefValMap returns a specialized traits.Mapper with CEL valued keys and values.

NewRuleComposer creates a rule composer which stitches together rules within a policy into a single CEL expression.

NewSelect create a field traversal Expr value.

NewStruct creates a struct literal expression with an optional set of field initializers.

NewVariableWithDoc creates a new variable declaration with usage documentation.

OffsetLocation returns the Location of the expression identifier.

OverloadID returns the overload id associated with the function specialization. Overload ids are stable across language boundaries and can be treated

RegisterDescriptor registers the contents of a protocol buffer `FileDescriptor`.

ReportErrorAtID reports an error at the given expression id.

Reset clears the previously recorded expression values.

RetryAttempts sets the maximum number of attempts (including the first one).

RetryBackoff sets the fixed backoff duration between attempts.

RetryBinding wraps a BlockingAsyncOp with a retry policy and returns an OverloadOpt.

SetDisableMacros disables the macros for the library.

SingletonBinaryBinding creates a singleton function definition to be used with all function overloads. Note, this approach works well if operand is e

Size implements the traits.Sizer interface method.

Snippet returns a line of content and whether the line was found.

TestCompiler returns a TestRunnerOption which configures the test runner with a compiler created using the set of compiler options.

TestSuite provides a reference to the test suite file (either .yaml or .textproto)

ToConfig converts the internal configuration of an ASTValidator into an env.Validator instance which minimally must include the validator name, but ma

ToDisplayString returns the error set to a newline delimited string.

TriggerTests triggers tests for a CEL policy, expression or checked expression with the provided set of options. The options can be used to: - configu

Union returns a SizeEstimate that encompasses both input the SizeEstimate.

Value implements ref.Val.Value.

attrQualify performs a qualification using the result of an attribute evaluation.

attrQualifyIfPresent conditionally performs the qualification of the result of attribute is present on the target object.

Reset plan if we need to recompile based on a dependency change.

estimateListCallWithDirectCost computes cost using a pre-calculated CostEstimate and a separate result size estimate.

refQualify attempts to convert the value to a CEL value and then uses reflection methods to try and apply the qualifier with the option to presence te

sanitizeProtoName strips the leading '.' from the proto message name.

TODO: consider exposing a way to configure a limit for the max visit depth. It's possible that we could want to configure this on the NewExprVisitor()

AddExtension adds an extension record into the SourceInfo.

AddFunctions adds one or more functions to the config.

ArgCount for the function call. When the macro is a var-arg style macro, the return value will be zero, but the MacroKey will contain a `*` where the

CallID returns the unique identifier for this async call invocation.

CandidateVariableNames returns the possible namespaced variable names for this Attribute in the CEL namespace resolution order.

ClearMacroCall clears the macro at the given expression id.

CompileRegexConstants compiles regex pattern string constants at program creation time and reports any regex pattern compile errors.

CompileRule creates a compiled rules from the policy which contains a set of compiled variables and match statements. The compiled rule defines an exp

CompileSource combines the Parse and Check phases CEL program compilation to produce an Ast and associated issues. If an error is encountered during

Compose stitches together a set of expressions within a CompiledRule into a single CEL ast.

ComputedSize returns a size estimate of the AstNode derived from information available in the CEL expression. For constants and inline list and map de

Constant creates an instances of an identifier declaration with a variable name, type, and value.

ConstantToVal converts a protobuf Constant to a CEL-native ref.Val.

Copy creates a deep copy of the Expr and SourceInfo values in the input AST. Copies of the Expr value are generated using an internal default ExprFac

CustomDecoratorV2 appends an InterpreterDecoratorV2 to the program.

DeclaredTypeName indicates the fully qualified and parameterized type-check type name.

DescribeEnum takes a qualified enum name and returns an `EnumDescription` if it exists in the `pb.Db`.

DiffMessage creates a diff dump message for test failures.

DisableDeclaration indicates that the function declaration should be disabled, but the runtime function binding should be provided. Marking a function