parser

package

v1.0.2 Latest Latest Go to latest Published: Jan 16, 2026 License: MIT Imports: 6 Imported by: 0

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type CustomOperatorHandler interface {
	ToSQL(operator string, args []interface{}) (string, error)
}

CustomOperatorHandler is an interface for custom operator implementations. This mirrors the public OperatorHandler interface.

type CustomOperatorLookup func(operatorName string) (CustomOperatorHandler, bool)

CustomOperatorLookup is a function type for looking up custom operators.

type Parser struct {
	// contains filtered or unexported fields
}

Parser parses JSON Logic expressions and converts them to SQL WHERE clauses.

func NewParser(config *operators.OperatorConfig) *Parser

NewParser creates a new parser instance with config. Config must not be nil and must have a valid dialect set.

func (p *Parser) Parse(logic interface{}) (string, error)

Parse converts a JSON Logic expression to SQL WHERE clause.

func (p *Parser) SetCustomOperatorLookup(lookup CustomOperatorLookup)

SetCustomOperatorLookup sets the function used to look up custom operators. This also sets up the validator to recognize custom operators.

func (p *Parser) SetSchema(schema operators.SchemaProvider)

SetSchema sets the schema provider for field validation and type checking.