Mercurial > piecrust2

annotate garcon/changelog.py @ 740:3ab6f7a3a2c7

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
cm: Add generation of Mardown changelog suitable for the online documentation.
author Ludovic Chabant <ludovic@chabant.com>
date Thu, 02 Jun 2016 20:21:36 -0700
parents e6d9eed35c8e
children be8b233cc69a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 import os
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2 import os.path
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3 import re
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4 import time
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5 import argparse
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6 import subprocess
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7
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8
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9 hg_log_template = ("{if(tags, '>>{tags};{date|shortdate}\n')}"
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10 "{desc|firstline}\n\n")
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11
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12 re_add_tag_changeset = re.compile('^Added tag [^\s]+ for changeset [\w\d]+$')
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13 re_merge_pr_changeset = re.compile('^Merge pull request')
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14 re_tag = re.compile('^\d+\.\d+\.\d+([ab]\d+)?(rc\d+)?$')
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15 re_change = re.compile('^(\w+):')
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16 re_clean_code_span = re.compile('([^\s])``([^\s]+)')
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17
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18 category_commands = [
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19 'chef', 'bake', 'find', 'help', 'import', 'init', 'paths', 'plugin',
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20 'plugins', 'prepare', 'purge', 'root', 'routes', 'serve',
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21 'showconfig', 'showrecord', 'sources', 'theme', 'themes', 'admin',
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22 'publish']
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23 category_core = [
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24 'internal', 'bug', 'templating', 'formatting', 'performance',
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25 'data', 'config', 'rendering', 'render', 'debug', 'reporting',
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26 'linker', 'pagination', 'routing', 'caching', 'cli']
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27 category_project = ['build', 'cm', 'docs', 'tests', 'setup']
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28 categories = [
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29 ('commands', category_commands),
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30 ('core', category_core),
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31 ('project', category_project),
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32 ('miscellaneous', None)]
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33 category_names = list(map(lambda i: i[0], categories))
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34
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35
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36 def generate(out_file, last=None):
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37 print("Generating %s" % out_file)
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38
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39 if not os.path.exists('.hg'):
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40 raise Exception("You must run this script from the root of a "
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41 "Mercurial clone of the PieCrust repository.")
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42 hglog = subprocess.check_output([
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43 'hg', 'log',
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44 '--rev', 'reverse(::master)',
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45 '--template', hg_log_template])
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46 hglog = hglog.decode('utf8')
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47
740
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48 _, out_ext = os.path.splitext(out_file)
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49 templates = _get_templates(out_ext)
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50
649
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51 with open(out_file, 'w', encoding='utf8', newline='') as fp:
642
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52 fp.write(templates['header'])
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53
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54 skip = False
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55 in_desc = False
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56 current_version = 0
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57 current_version_info = None
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58 current_changes = None
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59
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60 if last:
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61 current_version = 1
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62 cur_date = time.strftime('%Y-%m-%d')
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63 current_version_info = last, cur_date
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64 current_changes = {}
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65
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66 for line in hglog.splitlines():
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67 if line == '':
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68 skip = False
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69 in_desc = False
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70 continue
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71
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72 if not in_desc and line.startswith('>>'):
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73 tags, tag_date = line[2:].split(';')
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74 if re_tag.match(tags):
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75 if current_version > 0:
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76 _write_version_changes(
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77 templates,
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78 current_version, current_version_info,
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79 current_changes, fp)
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80
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81 current_version += 1
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82 current_version_info = tags, tag_date
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83 current_changes = {}
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84 in_desc = True
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85 else:
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86 skip = True
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87 continue
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88
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89 if skip or current_version == 0:
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90 continue
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91
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92 if re_add_tag_changeset.match(line):
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93 continue
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94 if re_merge_pr_changeset.match(line):
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95 continue
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96
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97 m = re_change.match(line)
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98 if m:
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99 ch_type = m.group(1)
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100 for cat_name, ch_types in categories:
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101 if ch_types is None or ch_type in ch_types:
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102 msgs = current_changes.setdefault(cat_name, [])
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103 msgs.append(line)
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104 break
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105 else:
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106 assert False, ("Change '%s' should have gone in the "
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107 "misc. bucket." % line)
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108 else:
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109 msgs = current_changes.setdefault('miscellaneous', [])
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110 msgs.append(line)
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111
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112 if current_version > 0:
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113 _write_version_changes(
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114 templates,
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115 current_version, current_version_info,
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116 current_changes, fp)
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117
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118
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119 def _write_version_changes(templates, version, version_info, changes, fp):
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120 tokens = {
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121 'num': str(version),
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122 'version': version_info[0],
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123 'date': version_info[1]}
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124 tpl = _multi_replace(templates['version_title'], tokens)
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125 fp.write(tpl)
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126
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127 for i, cat_name in enumerate(category_names):
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128 msgs = changes.get(cat_name)
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129 if not msgs:
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130 continue
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131
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132 tokens = {
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133 'num': str(version),
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134 'sub_num': str(i),
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135 'category': cat_name.title()}
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136 tpl = _multi_replace(templates['category_title'], tokens)
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137 fp.write(tpl)
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138
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139 for msg in msgs:
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140 msg = msg.replace('`', '``').rstrip('\n')
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141 msg = re_clean_code_span.sub(r'\1`` \2', msg)
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142 fp.write('* ' + msg + '\n')
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143
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144
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145 def _multi_replace(s, tokens):
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146 for token in tokens:
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147 s = s.replace('%%%s%%' % token, tokens[token])
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148 return s
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149
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150
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151 def _get_templates(extension):
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152 tpl_dir = os.path.join(os.path.dirname(__file__), 'changelog')
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153 tpls = {}
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154 for name in os.listdir(tpl_dir):
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155 if name.endswith(extension):
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156 tpl = _get_template(os.path.join(tpl_dir, name))
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157 name_no_ext, _ = os.path.splitext(name)
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158 tpls[name_no_ext] = tpl
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159 return tpls
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160
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161
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162 def _get_template(filename):
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163 with open(filename, 'r', encoding='utf8', newline='') as fp:
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164 return fp.read()
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165
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166
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167 if __name__ == '__main__':
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168 parser = argparse.ArgumentParser(description='Generate CHANGELOG file.')
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169 parser.add_argument(
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170 'out_file',
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171 nargs='?',
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172 default='CHANGELOG.rst',
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173 help='The output file.')
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174 parser.add_argument(
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175 '--last',
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176 help="The version for the last few untagged changes.")
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177 args = parser.parse_args()
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178
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179 generate(args.out_file, last=args.last)
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180 else:
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181 from invoke import task
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182
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183 @task
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184 def genchangelog(out_file='CHANGELOG.rst', last=None):
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185 generate(out_file, last)
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186