Added a tool to get full j2 files for debugging

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Kevin Veen-Birkenbach 2025-07-13 02:58:19 +02:00
parent f744747cef
commit 4e3c124f55
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2 changed files with 76 additions and 0 deletions

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cli/meta/j2/__init__.py Normal file
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cli/meta/j2/compiler.py Executable file
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#!/usr/bin/env python3
import argparse
import os
import re
import sys
# Projekt-Root: vier Ebenen über diesem File
PROJECT_ROOT = os.path.dirname(
os.path.dirname(
os.path.dirname(
os.path.dirname(__file__)
)
)
)
INCLUDE_RE = re.compile(r"^(\s*)\{%\s*include\s*['\"]([^'\"]+)['\"]\s*%\}")
def expand_includes(rel_path, seen=None):
"""
Liest die Datei rel_path (relative zum PROJECT_ROOT),
ersetzt rekursiv alle "{% include 'path' %}"-Zeilen durch den
Inhalt der jeweiligen Datei (mit gleicher Einrückung).
"""
if seen is None:
seen = set()
rp = rel_path.replace("\\", "/")
if rp in seen:
raise RuntimeError(f"Circular include detected: {rp}")
seen.add(rp)
abs_path = os.path.join(PROJECT_ROOT, rp)
if not os.path.isfile(abs_path):
raise FileNotFoundError(f"Template not found: {rp}")
output_lines = []
for line in open(abs_path, encoding="utf-8"):
m = INCLUDE_RE.match(line)
if not m:
output_lines.append(line.rstrip("\n"))
else:
indent, inc_rel = m.group(1), m.group(2)
# rekursiver Aufruf
for inc_line in expand_includes(inc_rel, seen):
output_lines.append(indent + inc_line)
seen.remove(rp)
return output_lines
def parse_args():
p = argparse.ArgumentParser(
description="Expand all {% include '...' %} directives in a Jinja2 template (no variable rendering)."
)
p.add_argument("template", help="Template path relative to project root")
p.add_argument(
"--out",
help="If given, write output to this file instead of stdout",
default=None
)
return p.parse_args()
def main():
args = parse_args()
try:
lines = expand_includes(args.template)
text = "\n".join(lines)
if args.out:
with open(args.out, "w", encoding="utf-8") as f:
f.write(text + "\n")
else:
print(text)
except Exception as e:
sys.stderr.write(f"Error: {e}\n")
sys.exit(1)
if __name__ == "__main__":
main()