circuitpython/docs/rstjinja.py
Jeff Epler 8ea0835ff6
Allow any files to be rendered as jinja templates
by including a comment ".. jinja" anywhere in the file. By convention,
this should be at the top.

os.getenv will use this so it can render a 'supported boards' list.
2023-07-20 11:16:48 -05:00

44 lines
1.2 KiB
Python

# Derived from code on Eric Holscher's blog, found at:
# https://www.ericholscher.com/blog/2016/jul/25/integrating-jinja-rst-sphinx/
import re
def render_with_jinja(docname, source):
if "shared-bindings/support_matrix" in docname:
return True
if re.search('^\s+.. jinja$', source[0], re.M):
return True
return False
def rstjinja(app, docname, source):
"""
Render our pages as a jinja template for fancy templating goodness.
"""
# Make sure we're outputting HTML
if app.builder.format not in ("html", "latex"):
return
# we only want specific files to run through this func
if not render_with_jinja(docname, source):
return
src = rendered = source[0]
print(f"rendering {docname} as jinja templates")
if app.builder.format == "html":
rendered = app.builder.templates.render_string(
src, app.config.html_context
)
else:
from sphinx.util.template import BaseRenderer
renderer = BaseRenderer()
rendered = renderer.render_string(
src,
app.config.html_context
)
source[0] = rendered
def setup(app):
app.connect("source-read", rstjinja)