planner

Documentation

Overview

Package planner contains a query planner for Rego queries.

Index

• type Planner
  • func New() *Planner
  • func (p *Planner) Plan() (*ir.Policy, error)
  • func (p *Planner) WithModules(modules []*ast.Module) *Planner
  • func (p *Planner) WithQueries(queries []ast.Body) *Planner
  • func (p *Planner) WithRewrittenVars(vs map[ast.Var]ast.Var) *Planner

Types

type Planner

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

Planner implements a query planner for Rego queries.

func New

func New() *Planner

New returns a new Planner object.

func (*Planner) Plan

func (p *Planner) Plan() (*ir.Policy, error)

Plan returns a IR plan for the policy query.

func (*Planner) WithModules

func (p *Planner) WithModules(modules []*ast.Module) *Planner

WithModules sets the module set that contains query dependencies.

func (*Planner) WithQueries

func (p *Planner) WithQueries(queries []ast.Body) *Planner

WithQueries sets the query set to generate a plan for.

func (*Planner) WithRewrittenVars

func (p *Planner) WithRewrittenVars(vs map[ast.Var]ast.Var) *Planner

WithRewrittenVars sets a mapping of rewritten query vars on the planner. The plan will use the rewritten variable name but the result set key will be the original variable name.