Method expand

internal/compiler/expand.go:14–46

(qc *QueryCatalog, raw *ast.RawStmt)

)

func (c *Compiler) expand(qc *QueryCatalog, raw *ast.RawStmt) ([]source.Edit, error) {
	// Return early if there are no A_Star nodes to expand
	stars := astutils.Search(raw, func(node ast.Node) bool {
		_, ok := node.(*ast.A_Star)
		return ok
	})
	if len(stars.Items) == 0 {
		return nil, nil
	}
	list := astutils.Search(raw, func(node ast.Node) bool {
		switch node.(type) {
		case *ast.DeleteStmt:
		case *ast.InsertStmt:
		case *ast.SelectStmt:
		case *ast.UpdateStmt:
		default:
			return false
		}
		return true
	})
	if len(list.Items) == 0 {
		return nil, nil
	}
	var edits []source.Edit
	for _, item := range list.Items {
		edit, err := c.expandStmt(qc, raw, item)
		if err != nil {
			return nil, err
		}
		edits = append(edits, edit...)
	}
	return edits, nil
}

var validPostgresIdent = regexp.MustCompile(`^[a-z_][a-z0-9_$]*$`)