Versions in this module Expand all Collapse all v0 v0.1.0 Apr 10, 2025 Changes in this version + type BinaryOpNode struct + Left Node + Operator Operator + Right Node + func (n *BinaryOpNode) Evaluate(ctx context.Context, variables map[string]any) (any, error) + type Cache struct + func NewCache(config *CacheConfig) *Cache + func (c *Cache) Clear() + func (c *Cache) Get(key string) (any, bool) + func (c *Cache) Len() int + func (c *Cache) PurgeExpired() int + func (c *Cache) Remove(key string) bool + func (c *Cache) Set(key string, value any) error + func (c *Cache) Size() int64 + func (c *Cache) Stats() CacheStats + type CacheConfig struct + CleanupInterval time.Duration + MaxSize int64 + OnEvict func(key string, value any) + TTL time.Duration + type CacheStats struct + Evictions int64 + Hits int64 + Misses int64 + Size int64 + type Config struct + AllowCustom bool + CacheEnabled bool + CacheSize int + CacheTTL time.Duration + MaxArrayLength int + MaxDepth int + MaxStringLength int + StrictMode bool + Timeout int + func DefaultConfig() *Config + type Expression struct + func NewExpression(config *Config) *Expression + func (e *Expression) AddToCache(key string, value any) + func (e *Expression) Evaluate(ctx context.Context, expr string, variables map[string]any) (any, error) + func (e *Expression) EvaluateParallel(ctx context.Context, exprs []string, variables map[string]any) ([]any, error) + func (e *Expression) EvaluateWithMetrics(ctx context.Context, expr string, variables map[string]any) (any, *Metrics, error) + func (e *Expression) RegisterFunction(name string, handler any, validator Validator) error + func (e *Expression) RegisterOperator(name string, precedence int, handler func(left, right any) (any, error)) error + func (e *Expression) ValidateSyntax(expr string) error + type ExpressionError struct + Col int + Line int + Message string + Type string + func (e *ExpressionError) Error() string + type Function struct + Handler any + Name string + Validator Validator + type FunctionCallNode struct + Args []Node + Name string + func (f *FunctionCallNode) Evaluate(ctx context.Context, variables map[string]any) (any, error) + type IdentifierNode struct + Name string + func (n *IdentifierNode) Evaluate(ctx context.Context, variables map[string]any) (any, error) + type Metrics struct + CacheHits int64 + CacheMisses int64 + EvalTime time.Duration + ParseTime time.Duration + type Node interface + Evaluate func(ctx context.Context, variables map[string]any) (any, error) + type NumberNode struct + Value float64 + func (n *NumberNode) Evaluate(ctx context.Context, variables map[string]any) (any, error) + type Operator struct + Handler func(left, right any) (any, error) + Name string + Precedence int + type StringNode struct + Value string + func (n *StringNode) Evaluate(ctx context.Context, variables map[string]any) (any, error) + type Token struct + Col int + Line int + Type TokenType + Value string + type TokenType int + const TokenComma + const TokenDot + const TokenEOF + const TokenFunction + const TokenIdentifier + const TokenLParen + const TokenNumber + const TokenOperator + const TokenRParen + const TokenString + type Validator func(args []any) error
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