mlog: add __str__ method to AnsiDecorator

Automatically colorize the text when printing the AnsiDecorator, based
on the result of mlog.colorize_console().  This is how AnsiDecorator
is used most of the time anyway.

mesonbuild/mlog.py

@@ -130,6 +130,9 @@ class AnsiDecorator:
             text = '"{}"'.format(text)
         return text
 
+    def __str__(self) -> str:
+        return self.get_text(colorize_console())
+
 def bold(text: str, quoted: bool = False) -> AnsiDecorator:
     return AnsiDecorator(text, "\033[1m", quoted=quoted)
 

run_project_tests.py

@@ -43,6 +43,7 @@ from mesonbuild import mlog
 from mesonbuild import mtest
 from mesonbuild.build import ConfigurationData
 from mesonbuild.mesonlib import MachineChoice, Popen_safe, TemporaryDirectoryWinProof
+from mesonbuild.mlog import bold, green, red, yellow
 from mesonbuild.coredata import backendlist, version as meson_version
 
 from run_tests import get_fake_options, run_configure, get_meson_script
@@ -345,22 +346,6 @@ def log_text_file(logfile, testdir, stdo, stde):
         raise StopException()
 
 
-def bold(text):
-    return mlog.bold(text).get_text(mlog.colorize_console())
-
-
-def green(text):
-    return mlog.green(text).get_text(mlog.colorize_console())
-
-
-def red(text):
-    return mlog.red(text).get_text(mlog.colorize_console())
-
-
-def yellow(text):
-    return mlog.yellow(text).get_text(mlog.colorize_console())
-
-
 def _run_ci_include(args: T.List[str]) -> str:
     if not args:
         return 'At least one parameter required'

run_tests.py

@@ -290,7 +290,7 @@ def run_configure(commandlist, env=None):
     return run_configure_inprocess(commandlist, env=env)
 
 def print_system_info():
-    print(mlog.bold('System information.').get_text(mlog.colorize_console()))
+    print(mlog.bold('System information.'))
     print('Architecture:', platform.architecture())
     print('Machine:', platform.machine())
     print('Platform:', platform.system())
@@ -364,7 +364,7 @@ def main():
                 print(flush=True)
                 returncode = 0
             else:
-                print(mlog.bold('Running unittests.').get_text(mlog.colorize_console()))
+                print(mlog.bold('Running unittests.'))
                 print(flush=True)
                 cmd = mesonlib.python_command + ['run_unittests.py', '-v']
                 if options.failfast:
@@ -377,7 +377,7 @@ def main():
         else:
             cross_test_args = mesonlib.python_command + ['run_cross_test.py']
             for cf in options.cross:
-                print(mlog.bold('Running {} cross tests.'.format(cf)).get_text(mlog.colorize_console()))
+                print(mlog.bold('Running {} cross tests.'.format(cf)))
                 print(flush=True)
                 cmd = cross_test_args + ['cross/' + cf]
                 if options.failfast: