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#!/usr/bin/env python3
import argparse
import json
import jinja2
from pathlib import Path
def parse_args():
parser = argparse.ArgumentParser(
description="Generates source files based on a jinja2 template "
"and a json variable map")
parser.add_argument(
'-t', '--template', required=True,
help='path to the jinja2 template dir')
parser.add_argument(
'-m', '--map', required=True,
help='path to the json variable map file')
parser.add_argument(
'-o', '--output', required=True,
help='path to the output dir')
parser.add_argument(
'--title', default="C++ API Reference",
help='The title of the index for the API'
);
return parser.parse_args()
def read_template(path):
with open(path, "r") as f:
return jinja2.Template(f.read(), keep_trailing_newline=True)
def read_var_map(path):
with open(path, "r") as f:
return json.loads(f.read());
#endwith
def main():
args = parse_args()
template_dir = Path(args.template);
template = read_template(template_dir/"class.rst.tmpl");
var_map = read_var_map(args.map);
var_map['title'] = args.title;
out_dir = Path(args.output);
for k,v in var_map["classes"].items():
out_name = k+".rst";
out_file = out_dir / out_name;
v["specializations"] = sorted(v["specializations"], key=lambda k: k["name"]);
with open(out_file, "w") as f:
f.write(template.render(v));
#endwith
#endfor
out_globs = out_dir / "globals.rst";
template_globs = read_template(template_dir/"globals.rst.tmpl");
with open(out_globs, "w") as f:
f.write(template_globs.render(var_map));
#endwith
out_index = out_dir / "index.rst";
template_index = read_template(template_dir/"index.rst.tmpl");
var_map["classes"] = dict(sorted(var_map["classes"].items(), key=lambda k: k[1]["name"]));
with open(out_index, "w") as f:
f.write(template_index.render(var_map));
pass
if __name__ == "__main__":
main();
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