Initial project import

tools/v/vlib/log/default.v

@@ -0,0 +1,64 @@
+// Copyright (c) 2019-2024 Alexander Medvednikov. All rights reserved.
+// Use of this source code is governed by an MIT license
+// that can be found in the LICENSE file.
+module log
+
+// set_logger changes the default logger instance to the one provided by the user.
+// The existing logger will be freed, *after* the change is done.
+@[manualfree]
+pub fn set_logger(logger &Logger) {
+	// C.printf(c"set_logger  logger: %p | old logger: %p\n", logger, default_logger)
+	old_logger := unsafe { default_logger }
+	default_logger = unsafe { logger }
+	free_logger(old_logger)
+}
+
+// get_logger returns a pointer to the current default logger instance
+@[unsafe]
+pub fn get_logger() &Logger {
+	return default_logger
+}
+
+// get_level returns the log level of the default Logger instance
+pub fn get_level() Level {
+	return default_logger.get_level()
+}
+
+// set_level changes the log level of the default Logger instance
+pub fn set_level(level Level) {
+	default_logger.set_level(level)
+}
+
+// fatal logs a `fatal` message, using the default Logger instance
+@[noreturn]
+pub fn fatal(s string) {
+	default_logger.fatal(s)
+	// the compiler currently has no way to mark functions in an interface
+	// as @[noreturn], so we need to make sure this is never returning ourselves
+	exit(1)
+}
+
+// error logs an `error` message, using the default Logger instance
+pub fn error(s string) {
+	default_logger.error(s)
+}
+
+// error logs a `warning` message, using the default Logger instance
+pub fn warn(s string) {
+	default_logger.warn(s)
+}
+
+// info logs an `info` message, using the default Logger instance
+pub fn info(s string) {
+	default_logger.info(s)
+}
+
+// debug logs a `debug` message, using the default Logger instance
+pub fn debug(s string) {
+	default_logger.debug(s)
+}
+
+// set_always_flush called with true, will make the log flush after every single .fatal(), .error(), .warn(), .info(), .debug() call.
+pub fn set_always_flush(should_flush_on_every_message bool) {
+	default_logger.set_always_flush(should_flush_on_every_message)
+}