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Add named path parameters parsing (Implements #1587) (#1608)

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* Add named path parameters parsing

* Select match mode based on pattern

* Add examples and comments to README

* Add documentation to matchers
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bgs99 2023-07-05 14:44:19 +03:00 • committed by GitHub
parent f1daa5b88b
commit 17fc522b75
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3 changed files with 357 additions and 16 deletions
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@ -94,11 +94,20 @@ int main(void)
res.set_content("Hello World!", "text/plain");
});
// Match the request path against a regular expression
// and extract its captures
svr.Get(R"(/numbers/(\d+))", [&](const Request& req, Response& res) {
auto numbers = req.matches[1];
res.set_content(numbers, "text/plain");
});
// Capture the second segment of the request path as "id" path param
svr.Get("/users/:id", [&](const Request& req, Response& res) {
auto user_id = req.path_params.at("id");
res.set_content(user_id, "text/plain");
});
// Extract values from HTTP headers and URL query params
svr.Get("/body-header-param", [](const Request& req, Response& res) {
if (req.has_header("Content-Length")) {
auto val = req.get_header_value("Content-Length");