regosql

type ACLMappingVar struct {
	// SelectSQL is used to `SELECT` the ACL mapping from the table for the
	// given resource. ie. if the full query might look like `SELECT group_acl
	// FROM things;` then you would want this to be `"group_acl"`.
	SelectSQL string
	// IndexMatcher handles variable references when indexing into the mapping.
	// (ie. `input.object.acl_group_list[input.object.org_owner]`). We need one
	// from the local context because the global one might not be correctly
	// scoped.
	IndexMatcher sqltypes.VariableMatcher
	// Used if the action list isn't directly in the ACL entry. For example, in
	// the `workspaces.group_acl` and `workspaces.user_acl` columns they're stored
	// under a `"permissions"` key.
	Subfield string

	// StructPath represents the path of the value in rego
	// ie. input.object.group_acl -> ["input", "object", "group_acl"]
	StructPath []string

	// Instance fields
	Source    sqltypes.RegoSource
	GroupNode sqltypes.Node
}

type ConvertConfig struct {
	// VariableConverter is called each time a var is encountered. This creates
	// the SQL ast for the variable. Without this, the SQL generator does not
	// know how to convert rego variables into SQL columns.
	VariableConverter sqltypes.VariableMatcher
}