static void deparseAlterExtensionContentsStmt()

in ext/pg_query/pg_query_deparse.c [7033:7208]
169 lines of code
59 McCabe index (conditional complexity)

static void deparseAlterExtensionContentsStmt(StringInfo str, AlterExtensionContentsStmt *alter_extension_contents_stmt)
{
	List *l = NULL;

	appendStringInfoString(str, "ALTER EXTENSION ");
	deparseColId(str, alter_extension_contents_stmt->extname);
	appendStringInfoChar(str, ' ');

	if (alter_extension_contents_stmt->action == 1)
		appendStringInfoString(str, "ADD ");
	else if (alter_extension_contents_stmt->action == -1)
		appendStringInfoString(str, "DROP ");
	else
		Assert(false);

	switch (alter_extension_contents_stmt->objtype)
	{
		case OBJECT_ACCESS_METHOD:
			appendStringInfoString(str, "ACCESS METHOD ");
			break;
		case OBJECT_AGGREGATE:
			appendStringInfoString(str, "AGGREGATE ");
			break;
		case OBJECT_CAST:
			appendStringInfoString(str, "CAST ");
			break;
		case OBJECT_COLLATION:
			appendStringInfoString(str, "COLLATION ");
			break;
		case OBJECT_CONVERSION:
			appendStringInfoString(str, "CONVERSION ");
			break;
		case OBJECT_DOMAIN:
			appendStringInfoString(str, "DOMAIN ");
			break;
		case OBJECT_FUNCTION:
			appendStringInfoString(str, "FUNCTION ");
			break;
		case OBJECT_LANGUAGE:
			appendStringInfoString(str, "LANGUAGE ");
			break;
		case OBJECT_OPERATOR:
			appendStringInfoString(str, "OPERATOR ");
			break;
		case OBJECT_OPCLASS:
			appendStringInfoString(str, "OPERATOR CLASS ");
			break;
		case OBJECT_OPFAMILY:
			appendStringInfoString(str, "OPERATOR FAMILY ");
			break;
		case OBJECT_PROCEDURE:
			appendStringInfoString(str, "PROCEDURE ");
			break;
		case OBJECT_ROUTINE:
			appendStringInfoString(str, "ROUTINE ");
			break;
		case OBJECT_SCHEMA:
			appendStringInfoString(str, "SCHEMA ");
			break;
		case OBJECT_EVENT_TRIGGER:
			appendStringInfoString(str, "EVENT TRIGGER ");
			break;
		case OBJECT_TABLE:
			appendStringInfoString(str, "TABLE ");
			break;
		case OBJECT_TSPARSER:
			appendStringInfoString(str, "TEXT SEARCH PARSER ");
			break;
		case OBJECT_TSDICTIONARY:
			appendStringInfoString(str, "TEXT SEARCH DICTIONARY ");
			break;
		case OBJECT_TSTEMPLATE:
			appendStringInfoString(str, "TEXT SEARCH TEMPLATE ");
			break;
		case OBJECT_TSCONFIGURATION:
			appendStringInfoString(str, "TEXT SEARCH CONFIGURATION ");
			break;
		case OBJECT_SEQUENCE:
			appendStringInfoString(str, "SEQUENCE ");
			break;
		case OBJECT_VIEW:
			appendStringInfoString(str, "VIEW ");
			break;
		case OBJECT_MATVIEW:
			appendStringInfoString(str, "MATERIALIZED VIEW ");
			break;
		case OBJECT_FOREIGN_TABLE:
			appendStringInfoString(str, "FOREIGN TABLE ");
			break;
		case OBJECT_FDW:
			appendStringInfoString(str, "FOREIGN DATA WRAPPER ");
			break;
		case OBJECT_FOREIGN_SERVER:
			appendStringInfoString(str, "SERVER ");
			break;
		case OBJECT_TRANSFORM:
			appendStringInfoString(str, "TRANSFORM ");
			break;
		case OBJECT_TYPE:
			appendStringInfoString(str, "TYPE ");
			break;
		default:
			// No other object types are supported here in the parser
			Assert(false);
			break;
	}

	switch (alter_extension_contents_stmt->objtype)
	{
		// any_name
		case OBJECT_COLLATION:
		case OBJECT_CONVERSION:
		case OBJECT_TABLE:
		case OBJECT_TSPARSER:
		case OBJECT_TSDICTIONARY:
		case OBJECT_TSTEMPLATE:
		case OBJECT_TSCONFIGURATION:
		case OBJECT_SEQUENCE:
		case OBJECT_VIEW:
		case OBJECT_MATVIEW:
		case OBJECT_FOREIGN_TABLE:
			deparseAnyName(str, castNode(List, alter_extension_contents_stmt->object));
			break;
		// name
		case OBJECT_ACCESS_METHOD:
		case OBJECT_LANGUAGE:
		case OBJECT_SCHEMA:
		case OBJECT_EVENT_TRIGGER:
		case OBJECT_FDW:
		case OBJECT_FOREIGN_SERVER:
			deparseColId(str, strVal(alter_extension_contents_stmt->object));
			break;
		case OBJECT_AGGREGATE:
			deparseAggregateWithArgtypes(str, castNode(ObjectWithArgs, alter_extension_contents_stmt->object));
			break;
		case OBJECT_CAST:
			l = castNode(List, alter_extension_contents_stmt->object);
			Assert(list_length(l) == 2);
			appendStringInfoChar(str, '(');
			deparseTypeName(str, castNode(TypeName, linitial(l)));
			appendStringInfoString(str, " AS ");
			deparseTypeName(str, castNode(TypeName, lsecond(l)));
			appendStringInfoChar(str, ')');
			break;
		case OBJECT_DOMAIN:
		case OBJECT_TYPE:
			deparseTypeName(str, castNode(TypeName, alter_extension_contents_stmt->object));
			break;
		case OBJECT_FUNCTION:
		case OBJECT_PROCEDURE:
		case OBJECT_ROUTINE:
			deparseFunctionWithArgtypes(str, castNode(ObjectWithArgs, alter_extension_contents_stmt->object));
			break;
		case OBJECT_OPERATOR:
			deparseOperatorWithArgtypes(str, castNode(ObjectWithArgs, alter_extension_contents_stmt->object));
			break;
		case OBJECT_OPFAMILY:
		case OBJECT_OPCLASS:
			l = castNode(List, alter_extension_contents_stmt->object);
			Assert(list_length(l) == 2);
			deparseAnyNameSkipFirst(str, l);
			appendStringInfoString(str, " USING ");
			deparseColId(str, strVal(linitial(l)));
			break;
		case OBJECT_TRANSFORM:
			l = castNode(List, alter_extension_contents_stmt->object);
			appendStringInfoString(str, "FOR ");
			deparseTypeName(str, castNode(TypeName, linitial(l)));
			appendStringInfoString(str, " LANGUAGE ");
			deparseColId(str, strVal(lsecond(l)));
			break;
		default:
			Assert(false);
			break;
	}
}