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kitty/docs/conf.py
Kovid Goyal c7a3a4d421
Fix use of deprecated sphinx API
2019-01-19 14:16:38 +05:30

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# -*- coding: utf-8 -*-
#
# Configuration file for the Sphinx documentation builder.
#
# This file does only contain a selection of the most common options. For a
# full list see the documentation:
# http://www.sphinx-doc.org/en/master/config
import os
import re
import subprocess
import sys
from functools import partial
from docutils import nodes
from docutils.parsers.rst.roles import set_classes
from pygments.lexer import RegexLexer, bygroups
from pygments.token import (
Comment, Keyword, Literal, Name, Number, String, Whitespace
)
from sphinx import addnodes
from sphinx.environment.adapters.toctree import TocTree
from sphinx.util.logging import getLogger
from kitty.constants import str_version
# config {{{
# -- Project information -----------------------------------------------------
project = 'kitty'
copyright = '2018, Kovid Goyal'
author = 'Kovid Goyal'
building_man_pages = 'man' in sys.argv
# The short X.Y version
version = str_version
# The full version, including alpha/beta/rc tags
release = str_version
logger = getLogger(__name__)
# -- General configuration ---------------------------------------------------
# If your documentation needs a minimal Sphinx version, state it here.
#
needs_sphinx = '1.7'
# Add any Sphinx extension module names here, as strings. They can be
# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
# ones.
extensions = [
'sphinx.ext.ifconfig',
'sphinx.ext.viewcode',
'sphinx.ext.githubpages',
]
# Add any paths that contain templates here, relative to this directory.
templates_path = ['_templates']
# The suffix(es) of source filenames.
# You can specify multiple suffix as a list of string:
#
# source_suffix = ['.rst', '.md']
source_suffix = '.rst'
# The master toctree document.
master_doc = 'index'
# The language for content autogenerated by Sphinx. Refer to documentation
# for a list of supported languages.
#
# This is also used if you do content translation via gettext catalogs.
# Usually you set "language" from the command line for these cases.
language = None
# List of patterns, relative to source directory, that match files and
# directories to ignore when looking for source files.
# This pattern also affects html_static_path and html_extra_path .
exclude_patterns = [
'_build', 'Thumbs.db', '.DS_Store',
'generated/cli-*.rst', 'generated/conf-*.rst'
]
# The name of the Pygments (syntax highlighting) style to use.
pygments_style = 'sphinx'
rst_prolog = '''
.. |kitty| replace:: *kitty*
.. |version| replace:: VERSION
.. _tarball: https://github.com/kovidgoyal/kitty/releases/download/vVERSION/kitty-VERSION.tar.xz
.. role:: green
.. role:: italic
.. role:: bold
.. role:: cyan
.. role:: title
.. role:: env
'''.replace('VERSION', str_version)
# -- Options for HTML output -------------------------------------------------
# The theme to use for HTML and HTML Help pages. See the documentation for
# a list of builtin themes.
#
html_theme = 'alabaster'
# Theme options are theme-specific and customize the look and feel of a theme
# further. For a list of options available for each theme, see the
# documentation.
#
html_theme_options = {
'logo': 'kitty.png',
'show_powered_by': False,
'fixed_sidebar': True,
'sidebar_collapse': True,
'github_button': False,
'github_banner': True,
'github_user': 'kovidgoyal',
'github_repo': 'kitty',
# increase contrast of link color with text color
'link': '#00587d',
'link_hover': 'green',
}
# Add any paths that contain custom static files (such as style sheets) here,
# relative to this directory. They are copied after the builtin static files,
# so a file named "default.css" will overwrite the builtin "default.css".
html_static_path = ['_static', '../logo/kitty.png']
html_context = {
'css_files': ['_static/custom.css']
}
html_favicon = '../logo/kitty.png'
# Custom sidebar templates, must be a dictionary that maps document names
# to template names.
#
# The default sidebars (for documents that don't match any pattern) are
# defined by theme itself. Builtin themes are using these templates by
# default: ``['localtoc.html', 'relations.html', 'sourcelink.html',
# 'searchbox.html']``.
#
html_sidebars = {
'**': [
'about.html',
'support.html',
'searchbox.html',
'localtoc.html',
'relations.html',
]
}
html_show_sourcelink = False
# -- Options for manual page output ------------------------------------------
# One entry per manual page. List of tuples
# (source start file, name, description, authors, manual section).
man_pages = [
('invocation', 'kitty', 'kitty Documentation',
[author], 1)
]
# -- Options for Texinfo output ----------------------------------------------
# Grouping the document tree into Texinfo files. List of tuples
# (source start file, target name, title, author,
# dir menu entry, description, category)
texinfo_documents = [
(master_doc, 'kitty', 'kitty Documentation',
author, 'kitty', 'A cross-platform, fast, feature full, GPU based terminal emulator',
'Miscellaneous'),
]
# }}}
# GitHub linking inlne roles {{{
def num_role(which, name, rawtext, text, lineno, inliner, options={}, content=[]):
' Link to a github issue '
try:
issue_num = int(text)
if issue_num <= 0:
raise ValueError
except ValueError:
msg = inliner.reporter.error(
'GitHub issue number must be a number greater than or equal to 1; '
'"%s" is invalid.' % text, line=lineno)
prb = inliner.problematic(rawtext, rawtext, msg)
return [prb], [msg]
url = f'https://github.com/kovidgoyal/kitty/{which}/{issue_num}'
set_classes(options)
node = nodes.reference(rawtext, f'#{issue_num}', refuri=url, **options)
return [node], []
def commit_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
' Link to a github commit '
try:
commit_id = subprocess.check_output(f'git rev-list --max-count=1 --skip=# {text}'.split()).decode('utf-8').strip()
except Exception:
msg = inliner.reporter.error(
f'GitHub commit id "{text}" not recognized.', line=lineno)
prb = inliner.problematic(rawtext, rawtext, msg)
return [prb], [msg]
url = f'https://github.com/kovidgoyal/kitty/commit/{commit_id}'
set_classes(options)
short_id = subprocess.check_output(f'git rev-list --max-count=1 --abbrev-commit --skip=# {commit_id}'.split()).decode('utf-8').strip()
node = nodes.reference(rawtext, f'commit: {short_id}', refuri=url, **options)
return [node], []
# }}}
# Sidebar ToC {{{
def create_toc(app, pagename):
tt = TocTree(app.env)
toctree = tt.get_toc_for(pagename, app.builder)
if toctree is not None:
subtree = toctree[toctree.first_child_matching_class(nodes.list_item)]
bl = subtree.first_child_matching_class(nodes.bullet_list)
if bl is None:
return # Empty ToC
subtree = subtree[bl]
# for li in subtree.traverse(nodes.list_item):
# modify_li(li)
# subtree['ids'] = [ID]
return app.builder.render_partial(subtree)['fragment']
def add_html_context(app, pagename, templatename, context, *args):
if 'toc' in context:
context['toc'] = create_toc(app, pagename) or context['toc']
# }}}
# CLI docs {{{
def write_cli_docs(all_kitten_names):
from kitty.cli import option_spec_as_rst
with open('generated/cli-kitty.rst', 'w') as f:
f.write(option_spec_as_rst(appname='kitty').replace(
'kitty --to', 'kitty @ --to'))
as_rst = partial(option_spec_as_rst, heading_char='_')
from kitty.remote_control import global_options_spec, cli_msg, cmap, all_commands
with open('generated/cli-kitty-at.rst', 'w') as f:
p = partial(print, file=f)
p('kitty @\n' + '-' * 80)
p('.. program::', 'kitty @')
p('\n\n' + as_rst(
global_options_spec, message=cli_msg, usage='command ...', appname='kitty @'))
from kitty.cmds import cli_params_for
for cmd_name in all_commands:
func = cmap[cmd_name]
p(f'.. _at_{func.name}:\n')
p('kitty @', func.name + '\n' + '-' * 120)
p('.. program::', 'kitty @', func.name)
p('\n\n' + as_rst(*cli_params_for(func)))
from kittens.runner import get_kitten_cli_docs
for kitten in all_kitten_names:
data = get_kitten_cli_docs(kitten)
if data:
with open(f'generated/cli-kitten-{kitten}.rst', 'w') as f:
p = partial(print, file=f)
p('.. program::', f'kitty +kitten {kitten}')
p('\n\n' + option_spec_as_rst(
data['options'], message=data['help_text'], usage=data['usage'], appname=f'kitty +kitten {kitten}',
heading_char='^'))
# }}}
# config file docs {{{
class ConfLexer(RegexLexer):
name = 'Conf'
aliases = ['conf']
filenames = ['*.conf']
tokens = {
'root': [
(r'#.*?$', Comment.Single),
(r'\s+$', Whitespace),
(r'\s+', Whitespace),
(r'(include)(\s+)(.+?)$', bygroups(Comment.Preproc, Whitespace, Name.Namespace)),
(r'(map)(\s+)(\S+)(\s+)', bygroups(
Keyword.Declaration, Whitespace, String, Whitespace), 'action'),
(r'(symbol_map)(\s+)(\S+)(\s+)(.+?)$', bygroups(
Keyword.Declaration, Whitespace, String, Whitespace, Literal)),
(r'([a-zA-Z_0-9]+)(\s+)', bygroups(
Name.Variable, Whitespace), 'args'),
],
'action': [
(r'[a-z_0-9]+$', Name.Function, 'root'),
(r'[a-z_0-9]+', Name.Function, 'args'),
],
'args': [
(r'\s+', Whitespace, 'args'),
(r'\b(yes|no)\b$', Number.Bin, 'root'),
(r'\b(yes|no)\b', Number.Bin, 'args'),
(r'[+-]?[0-9]+\s*$', Number.Integer, 'root'),
(r'[+-]?[0-9.]+\s*$', Number.Float, 'root'),
(r'[+-]?[0-9]+', Number.Integer, 'args'),
(r'[+-]?[0-9.]+', Number.Float, 'args'),
(r'#[a-fA-F0-9]{3,6}\s*$', String, 'root'),
(r'#[a-fA-F0-9]{3,6}\s*', String, 'args'),
(r'.+', String, 'root'),
],
}
class SessionLexer(RegexLexer):
name = 'Session'
aliases = ['session']
filenames = ['*.session']
tokens = {
'root': [
(r'#.*?$', Comment.Single),
(r'[a-z][a-z0-9_]+', Name.Function, 'args'),
],
'args': [
(r'.*?$', Literal, 'root'),
]
}
def link_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
m = re.match(r'(.+)\s+<(.+?)>', text)
if m is None:
msg = inliner.reporter.error(f'link "{text}" not recognized', line=lineno)
prb = inliner.problematic(rawtext, rawtext, msg)
return [prb], [msg]
text, url = m.group(1, 2)
set_classes(options)
node = nodes.reference(rawtext, text, refuri=url, **options)
return [node], []
def expand_opt_references(conf_name, text):
conf_name += '.'
def expand(m):
ref = m.group(1)
if '<' not in ref and '.' not in ref:
full_ref = conf_name + ref
return ':opt:`{} <{}>`'.format(ref, full_ref)
return m.group()
return re.sub(r':opt:`(.+?)`', expand, text)
opt_aliases = {}
shortcut_slugs = {}
def parse_opt_node(env, sig, signode):
"""Transform an option description into RST nodes."""
count = 0
firstname = ''
for potential_option in sig.split(', '):
optname = potential_option.strip()
if count:
signode += addnodes.desc_addname(', ', ', ')
text = optname.split('.', 1)[-1]
signode += addnodes.desc_name(text, text)
if not count:
firstname = optname
signode['allnames'] = [optname]
else:
signode['allnames'].append(optname)
opt_aliases[optname] = firstname
count += 1
if not firstname:
raise ValueError('{} is not a valid opt'.format(sig))
return firstname
def parse_shortcut_node(env, sig, signode):
"""Transform a shortcut description into RST nodes."""
conf_name, text = sig.split('.', 1)
signode += addnodes.desc_name(text, text)
return sig
def render_conf(conf_name, all_options):
from kitty.conf.definition import merged_opts, Option
ans = ['.. default-domain:: conf', '']
a = ans.append
current_group = None
all_options = list(all_options)
kitty_mod = 'kitty_mod'
def render_group(group):
a('')
a(f'.. _conf-{conf_name}-{group.name}:')
a('')
a(group.short_text)
heading_level = '+' if '.' in group.name else '^'
a(heading_level * (len(group.short_text) + 20))
a('')
if group.start_text:
a(group.start_text)
a('')
def handle_group_end(group):
if group.end_text:
a(''), a(current_group.end_text)
def handle_group(new_group, new_group_is_shortcut=False):
nonlocal current_group
if new_group is not current_group:
if current_group:
handle_group_end(current_group)
current_group = new_group
render_group(current_group)
def handle_option(i, opt):
nonlocal kitty_mod
if not opt.long_text or not opt.add_to_docs:
return
handle_group(opt.group)
if opt.name == 'kitty_mod':
kitty_mod = opt.defval_as_string
mopts = list(merged_opts(all_options, opt, i))
a('.. opt:: ' + ', '.join(conf_name + '.' + mo.name for mo in mopts))
a('.. code-block:: conf')
a('')
sz = max(len(x.name) for x in mopts)
for mo in mopts:
a((' {:%ds} {}' % sz).format(mo.name, mo.defval_as_string))
a('')
if opt.long_text:
a(expand_opt_references(conf_name, opt.long_text))
a('')
def handle_shortcuts(shortcuts):
sc = shortcuts[0]
handle_group(sc.group, True)
sc_text = f'{conf_name}.{sc.short_text}'
a('.. shortcut:: ' + sc_text)
shortcuts = [s for s in shortcuts if s.add_to_default]
shortcut_slugs[f'{conf_name}.{sc.name}'] = (sc_text, sc.key.replace('kitty_mod', kitty_mod))
if shortcuts:
a('.. code-block:: conf')
a('')
for x in shortcuts:
if x.add_to_default:
a(' map {} {}'.format(x.key.replace('kitty_mod', kitty_mod), x.action_def))
a('')
if sc.long_text:
a(expand_opt_references(conf_name, sc.long_text))
a('')
for i, opt in enumerate(all_options):
if isinstance(opt, Option):
handle_option(i, opt)
else:
handle_shortcuts(opt)
if current_group:
handle_group_end(current_group)
return '\n'.join(ans)
def process_opt_link(env, refnode, has_explicit_title, title, target):
conf_name, opt = target.partition('.')[::2]
if not opt:
conf_name, opt = 'kitty', conf_name
full_name = conf_name + '.' + opt
return title, opt_aliases.get(full_name, full_name)
def process_shortcut_link(env, refnode, has_explicit_title, title, target):
conf_name, slug = target.partition('.')[::2]
if not slug:
conf_name, slug = 'kitty', conf_name
full_name = conf_name + '.' + slug
try:
target, title = shortcut_slugs[full_name]
except KeyError:
logger.warning('Unknown shortcut: {}'.format(target), location=refnode)
return title, target
def write_conf_docs(app, all_kitten_names):
app.add_lexer('conf', ConfLexer())
app.add_object_type(
'opt', 'opt',
indextemplate="pair: %s; Config Setting",
parse_node=parse_opt_node,
)
# Warn about opt references that could not be resolved
opt_role = app.registry.domain_roles['std']['opt']
opt_role.warn_dangling = True
opt_role.process_link = process_opt_link
app.add_object_type(
'shortcut', 'sc',
indextemplate="pair: %s; Keyboard Shortcut",
parse_node=parse_shortcut_node,
)
sc_role = app.registry.domain_roles['std']['sc']
sc_role.warn_dangling = True
sc_role.process_link = process_shortcut_link
def generate_default_config(all_options, name):
from kitty.conf.definition import as_conf_file
with open(f'generated/conf-{name}.rst', 'w', encoding='utf-8') as f:
print('.. highlight:: conf\n', file=f)
f.write(render_conf(name, all_options.values()))
conf_name = re.sub(r'^kitten-', '', name) + '.conf'
with open(f'generated/conf/{conf_name}', 'w', encoding='utf-8') as f:
text = '\n'.join(as_conf_file(all_options.values()))
print(text, file=f)
from kitty.config_data import all_options
generate_default_config(all_options, 'kitty')
from kittens.runner import get_kitten_conf_docs
for kitten in all_kitten_names:
all_options = get_kitten_conf_docs(kitten)
if all_options:
generate_default_config(all_options, f'kitten-{kitten}')
# }}}
def setup(app):
os.makedirs('generated/conf', exist_ok=True)
from kittens.runner import all_kitten_names
all_kitten_names = all_kitten_names()
write_cli_docs(all_kitten_names)
write_conf_docs(app, all_kitten_names)
app.add_lexer('session', SessionLexer())
app.add_role('link', link_role)
app.add_role('iss', partial(num_role, 'issues'))
app.add_role('pull', partial(num_role, 'pull'))
app.add_role('commit', commit_role)
app.connect('html-page-context', add_html_context)
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