Function extractNameListParts

backend/plugin/parser/pg/resource_change.go:282–299

extractNameListParts extracts db, schema, name from a list of String nodes.

(nameList *ast.List, defaultDB string)

// extractNameListParts extracts db, schema, name from a list of String nodes.
func extractNameListParts(nameList *ast.List, defaultDB string) (string, string, string) {
	var parts []string
	for _, item := range nameList.Items {
		if s, ok := item.(*ast.String); ok {
			parts = append(parts, s.Str)
		}
	}
	switch len(parts) {
	case 1:
		return defaultDB, "", parts[0]
	case 2:
		return defaultDB, parts[0], parts[1]
	case 3:
		return parts[0], parts[1], parts[2]
	default:
		return defaultDB, "", ""
	}
}

// getOmniStatementText returns the text of a statement from OmniAST, including semicolon.
func getOmniStatementText(omniAST *OmniAST) string {