Struct WirerustEngine 

pub struct WirerustEngine { /* private fields */ }

The main engine for parsing, compiling, and executing filters.

Implementations

impl WirerustEngine

pub fn new(schema: FilterSchema) -> Self

Create a new engine with the given schema and built-in functions.

pub fn with_functions(schema: FilterSchema, functions: FunctionRegistry) -> Self

Create a new engine with the given schema and custom function registry.

pub fn schema(&self) -> &FilterSchema

Get a reference to the filter schema.

pub fn functions(&self) -> &FunctionRegistry

Get a reference to the function registry.

pub fn parse_filter(&self, expr: &str) -> Result<FilterExpr, WirerustError>

Parse a filter expression string into an AST.

pub fn compile_filter( &self, expr: FilterExpr, ) -> Result<CompiledFilter, WirerustError>

Compile a parsed filter expression into an executable filter.

pub fn parse_and_compile( &self, expr: &str, ) -> Result<CompiledFilter, WirerustError>

Parse and compile a filter expression string in one step.

pub fn execute( &self, filter: &CompiledFilter, ctx: &FilterContext, ) -> Result<bool, WirerustError>

Execute a compiled filter against a context.