coala-quickstart: config files in TOML

This PR provides coala-quickstart
the flexibity to generate configuration
files in TOML

Closes coala#336

.moban.yaml

@@ -28,8 +28,9 @@ entry_points:
     - coala-quickstart = coala_quickstart.coala_quickstart:main
 
 dependencies:
-  - 'git+https://github.com/coala/coala#egg=coala'
-  - 'git+https://github.com/coala/coala-bears#egg=coala-bears'
+  - git+https://gitlab.com/coala/coala-utils#egg=coala-utils
+  - git+https://github.com/coala/coala-bears#egg=coala-bears
+  - git+https://github.com/PrajwalM2212/coala.git@writer#egg=coala
   - gemfileparser~=0.6.2
   - pyjsparser~=2.4.5
 

coala_quickstart/coala_quickstart.py

@@ -26,7 +26,7 @@
     remove_unusable_bears,
 )
 from coala_quickstart.generation.Settings import (
-    generate_settings, write_coafile)
+    generate_settings, write_coafile, write_toml_file)
 from coala_quickstart.generation.SettingsClass import (
     collect_bear_settings)
 from coala_quickstart.green_mode.green_mode_core import green_mode
@@ -52,6 +52,11 @@ def _get_arg_parser():
         '-C', '--non-interactive', const=True, action='store_const',
         help='run coala-quickstart in non interactive mode')
 
+    arg_parser.add_argument('-T', '--toml-config', const=True,
+                            action='store_const',
+                            help='generate TOML config file '
+                                 'from coala-quickstart')
+
     arg_parser.add_argument(
         '--ci', action='store_const', dest='non_interactive', const=True,
         help='continuous integration run, alias for `--non-interactive`')
@@ -86,7 +91,7 @@ def _get_arg_parser():
 
 
 def main():
-    global MAX_ARGS_GREEN_MODE, MAX_VALUES_GREEN_MODE
+    global MAX_ARGS_GREEN_MODE, MAX_VALUES_GREEN_MODE, IN_TOML
     arg_parser = _get_arg_parser()
     args = arg_parser.parse_args()
 
@@ -104,6 +109,10 @@ def main():
             MAX_ARGS_GREEN_MODE = args.max_args
         if args.max_values:
             MAX_VALUES_GREEN_MODE = args.max_values
+        if args.toml_config:
+            IN_TOML = True
+        else:
+            IN_TOML = False
 
     if not args.green_mode and (args.max_args or args.max_values):
         logging.warning(' --max-args and --max-values can be used '
@@ -143,6 +152,7 @@ def main():
             project_dir, ignore_globs, relevant_bears, bear_settings_obj,
             MAX_ARGS_GREEN_MODE,
             MAX_VALUES_GREEN_MODE,
+            IN_TOML,
             project_files,
             printer,
         )
@@ -163,4 +173,7 @@ def main():
         extracted_information,
         args.incomplete_sections)
 
-    write_coafile(printer, project_dir, settings)
+    if args.toml_config:
+        write_toml_file(printer, project_dir, settings)
+    else:
+        write_coafile(printer, project_dir, settings)

coala_quickstart/generation/Settings.py

@@ -2,13 +2,15 @@
 from collections import OrderedDict
 from datetime import date
 
+from coalib.output.ConfigConverter import ConfigConverter
 from coalib.settings.SectionFilling import fill_settings
 from coala_quickstart.generation.SettingsFilling import (
     fill_section, acquire_settings)
 from coala_quickstart.generation.Utilities import (
     split_by_language, get_extensions)
 from coalib.settings.Section import Section
 from coalib.output.ConfWriter import ConfWriter
+from tomlkit import comment
 
 
 def generate_section(section_name, extensions_used, bears):
@@ -153,7 +155,7 @@ def write_coafile(printer, project_dir, settings):
     coafile = os.path.join(project_dir, '.coafile')
     if os.path.isfile(coafile):
         printer.print("'" + coafile + "' already exists.\nThe settings will be"
-                      " written to '" + coafile + ".new'",
+                                      " written to '" + coafile + ".new'",
                       color='yellow')
         coafile = coafile + '.new'
 
@@ -163,3 +165,31 @@ def write_coafile(printer, project_dir, settings):
     writer.close()
 
     printer.print("'" + coafile + "' successfully generated.", color='green')
+
+
+def write_toml_file(printer, project_dir, settings):
+    """
+    Writes the .coafile.toml to disk.
+
+    :param printer:
+        A ``ConsolePrinter`` object used for console interactions.
+    :param project_dir:
+        Full path of the user's project directory.
+    :param settings:
+        A dict with section name as key and a ``Section`` object as value.
+    """
+    generation_date = date.today().strftime('%d %b %Y')
+    generation_comment = ('Generated by coala-quickstart on '
+                          '{date}.\n'.format(date=generation_date))
+
+    toml_file = os.path.join(project_dir, '.coafile.toml')
+    if os.path.isfile(toml_file):
+        printer.print("'" + toml_file + "' already exists.\nThe settings will"
+                                        " be written to '" +
+                      ".coafile.new.toml'",
+                      color='yellow')
+        toml_file = '.coafile.new.toml'
+    writer = ConfigConverter(toml_file)
+    writer.document.add(comment(generation_comment))
+    writer.coafile_to_toml(settings)
+    printer.print("'" + toml_file + "' successfully generated.", color='green')

coala_quickstart/green_mode/green_mode.py

@@ -3,6 +3,7 @@
 import operator
 import os
 import sys
+from collections import OrderedDict
 from copy import deepcopy
 from pathlib import Path
 
@@ -11,36 +12,33 @@
     get_all_args,
     get_extensions,
     get_yaml_contents,
-    peek,
     split_by_language,
-    )
-from coala_quickstart.generation.SettingsClass import (
-    SettingTypes,
-    )
+)
+
 from coala_quickstart.green_mode.file_aggregator import (
     aggregate_files,
-    )
+)
 from coala_quickstart.green_mode.Setting import (
     find_max_min_of_setting,
-    )
+)
 from coala_quickstart.generation.Settings import (
     generate_ignore_field,
-    )
+)
 from coala_quickstart.green_mode.QuickstartBear import (
     QuickstartBear,
-    )
+)
 from coala_utils.string_processing.Core import (
     escape,
-    )
+)
 from coalib.bears.GlobalBear import GlobalBear
 from coalib.output.ConfWriter import ConfWriter
+from coalib.output.ConfigConverter import ConfigConverter
 from coalib.processes.Processing import (
     get_file_dict,
     yield_ignore_ranges,
-    )
+)
 from coalib.settings.Section import Section
 
-
 settings_key = 'green_mode_infinite_value_settings'
 _CI_PYTEST_ACTIVE = os.environ.get('CI') and os.environ.get('PYTEST')
 _PYTHON_VERSION_MINOR = sys.version_info[0:2]
@@ -72,20 +70,20 @@ def initialize_project_data(dir, ignore_globs):
     """
     files_dirs = os.listdir(dir)
     # files_dirs holds names of both files and dirs.
-    dir_name = dir[dir.rfind(os.sep)+1:]
+    dir_name = dir[dir.rfind(os.sep) + 1:]
     final_data = []
 
     for i in files_dirs:
         to_continue = False
         for glob in ignore_globs:
-            if fnmatch.fnmatch(dir+i, glob):
+            if fnmatch.fnmatch(dir + i, glob):
                 to_continue = True
         if to_continue is True:
             continue
-        if os.path.isfile(dir+i):
+        if os.path.isfile(dir + i):
             final_data.append(i)
         else:
-            look_into_dir = dir+i+os.sep
+            look_into_dir = dir + i + os.sep
             data = initialize_project_data(look_into_dir,
                                            ignore_globs)
             final_data.append({i: data})
@@ -114,7 +112,7 @@ def generate_complete_filename_list(contents, project_dir):
             file_names_list.append(prefix + item)
         else:
             file_names_list += generate_complete_filename_list(
-                item[next(iter(item))], prefix+next(iter(item)))
+                item[next(iter(item))], prefix + next(iter(item)))
     return file_names_list
 
 
@@ -213,7 +211,7 @@ def get_setting_type(setting, bear, dir=None):
     """
     __location__ = os.path.realpath(
         os.path.join(os.getcwd(), os.path.dirname(__file__))) if (
-        dir is None) else dir
+            dir is None) else dir
     bear_settings = get_yaml_contents(os.path.join(
         __location__, 'bear_settings.yaml'))
     for type_setting in bear_settings:
@@ -481,8 +479,8 @@ def bear_test_fun(bears, bear_settings_obj, file_dict, ignore_ranges,
                 bear, file_dict, file_names, lang, non_op_kwargs,
                 ignore_ranges, 'non-op', printer,
                 jobs=jobs,
-                )
-            if len(op_kwargs) < op_args_limit and not(
+            )
+            if len(op_kwargs) < op_args_limit and not (
                     True in [len(value) > value_to_op_args_limit
                              for key, value in op_kwargs.items()]):
                 unified_kwargs = dict(non_op_kwargs)
@@ -492,7 +490,7 @@ def bear_test_fun(bears, bear_settings_obj, file_dict, ignore_ranges,
                     unified_kwargs, ignore_ranges, 'unified',
                     printer,
                     jobs=jobs,
-                    )
+                )
             else:
                 unified_file_results = None
             final_non_op_results.append(non_op_file_results)
@@ -597,8 +595,31 @@ def write_sections(self, sections):
             self.write_section(individual_section)
 
 
+def write_toml_sections(self, sections):
+    sections_dict = OrderedDict()
+
+    if not sections['all'] == []:
+        all_section = sections['all'][0]
+        ignore_all = all_section['ignore']
+        sections_dict[all_section.name] = all_section
+        del sections['all']
+    else:
+        all_section = ''
+        ignore_all = ''
+
+    for section in sections:
+        for individual_section in sections[section]:
+            individual_section.defaults = all_section
+            if not ignore_all == '':
+                individual_section['ignore'] = str(
+                    ignore_all) + ', ' + str(individual_section['ignore'])
+            sections_dict[individual_section.name] = individual_section
+    self.coafile_to_toml(sections_dict)
+
+
 def generate_green_mode_sections(data, project_dir, project_files,
-                                 ignore_globs, printer=None, suffix=''):
+                                 ignore_globs, in_toml, printer=None,
+                                 suffix=''):
     """
     Generates the section objects for the green_mode.
     :param data:
@@ -610,6 +631,8 @@ def generate_green_mode_sections(data, project_dir, project_files,
         List of paths to only the files inside the project directory.
     :param ignore_globs:
         The globs of files to ignore.
+    :param in_toml:
+        Decides whether to generate configuration files in toml or not
     :param printer:
         The ConsolePrinter object.
     :param suffix:
@@ -658,8 +681,16 @@ def generate_green_mode_sections(data, project_dir, project_files,
                 new_bear_sections.append(section)
         all_sections[bear.__name__] = new_bear_sections
 
-    coafile = os.path.join(project_dir, '.coafile.green' + suffix)
-    writer = ConfWriter(coafile)
-    write_sections(writer, all_sections)
-    writer.close()
-    printer.print("'" + coafile + "' successfully generated.", color='green')
+    if in_toml:
+        toml_file = os.path.join(project_dir, '.coafile.green.toml' + suffix)
+        writer = ConfigConverter(toml_file)
+        write_toml_sections(writer, all_sections)
+        printer.print("'" + toml_file + "' successfully generated.",
+                      color='green')
+    else:
+        coafile = os.path.join(project_dir, '.coafile.green' + suffix)
+        writer = ConfWriter(coafile)
+        write_sections(writer, all_sections)
+        writer.close()
+        printer.print("'" + coafile + "' successfully generated.",
+                      color='green')

coala_quickstart/green_mode/green_mode_core.py

@@ -19,7 +19,7 @@
 
 
 def green_mode(project_dir: str, ignore_globs, bears, bear_settings_obj,
-               op_args_limit, value_to_op_args_limit, project_files,
+               op_args_limit, value_to_op_args_limit, in_toml, project_files,
                printer=None):
     """
     Runs the green mode of coala-quickstart.
@@ -44,6 +44,8 @@ def green_mode(project_dir: str, ignore_globs, bears, bear_settings_obj,
         about whether a setting takes a boolean value or any other value.
     :param op_args_limit:
         The maximum number of optional bear arguments allowed for guessing.
+    :param in_toml:
+        Decides whether to generate configuration file in toml or not
     :param project_files:
         The list of files in the project.
     :param value_to_op_args_limit:
@@ -95,7 +97,8 @@ def green_mode(project_dir: str, ignore_globs, bears, bear_settings_obj,
             settings_unified[bear] = settings_non_op[bear]
 
     generate_green_mode_sections(
-        settings_unified, project_dir, project_files, ignore_globs, printer)
+        settings_unified, project_dir, project_files, ignore_globs,
+        in_toml, printer)
 
     # Final Dump.
     dump_yaml_to_file(project_data, project_data_contents)

requirements.txt

@@ -1,4 +1,5 @@
-git+https://github.com/coala/coala#egg=coala
+git+https://gitlab.com/coala/coala-utils#egg=coala-utils
 git+https://github.com/coala/coala-bears#egg=coala-bears
+git+https://github.com/PrajwalM2212/coala.git@writer#egg=coala
 gemfileparser~=0.6.2
 pyjsparser~=2.4.5

tests/generation/BearsTest.py

@@ -346,6 +346,19 @@ def test_bears_allow_incomplete_sections_mode(self):
         os.remove('.coafile')
         os.chdir(orig_cwd)
 
+    def test_bears_allow_incomplete_sections_toml_mode(self):
+        sys.argv.append('--ci')
+        sys.argv.append('-T')
+        sys.argv.append('--allow-incomplete-sections')
+        orig_cwd = os.getcwd()
+        os.chdir(os.path.dirname(os.path.realpath(__file__)))
+        os.chdir("bears_ci_testfiles")
+        with retrieve_stdout() as custom_stdout:
+            main()
+            self.assertNotIn("usable",
+                             custom_stdout.getvalue())
+        os.chdir(orig_cwd)
+
     def test_bears_ci_mode(self):
         sys.argv.append('--ci')
         orig_cwd = os.getcwd()
@@ -358,6 +371,20 @@ def test_bears_ci_mode(self):
         os.remove('.coafile')
         os.chdir(orig_cwd)
 
+    def test_bears_ci_toml_mode(self):
+        sys.argv.append('--ci')
+        sys.argv.append('-T')
+        orig_cwd = os.getcwd()
+        os.chdir(os.path.dirname(os.path.realpath(__file__)))
+        os.chdir("bears_ci_testfiles")
+        with retrieve_stdout() as custom_stdout:
+            main()
+            self.assertIn("usable",
+                          custom_stdout.getvalue())
+        os.remove('.coafile.toml')
+        os.remove('.coafile.new.toml')
+        os.chdir(orig_cwd)
+
     def test_bears_no_filter_by_capability_mode(self):
         languages = []
         with bear_test_module():