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Template value type for get_with_prefix

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patrick96 2021-09-28 22:07:30 +02:00 committed by Patrick Ziegler
parent c7ffa60866
commit 626c55f8e5
1 changed files with 4 additions and 3 deletions
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7
include/components/config.hpp
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@ -117,18 +117,19 @@ class config {
* Eg: if you have in config `env-FOO = bar`, * Eg: if you have in config `env-FOO = bar`,
* get_with_prefix(section, "env-") will return [{"FOO", "bar"}] * get_with_prefix(section, "env-") will return [{"FOO", "bar"}]
*/ */
vector<pair<string, string>> get_with_prefix(const string& section, const string& key_prefix) const { template <typename T = string>
vector<pair<string, T>> get_with_prefix(const string& section, const string& key_prefix) const {
auto it = m_sections.find(section); auto it = m_sections.find(section);
if (it == m_sections.end()) { if (it == m_sections.end()) {
throw key_error("Missing section \"" + section + "\""); throw key_error("Missing section \"" + section + "\"");
} }
vector<pair<string, string>> list; vector<pair<string, T>> list;
for (const auto& kv_pair : it->second) { for (const auto& kv_pair : it->second) {
const auto& key = kv_pair.first; const auto& key = kv_pair.first;
if (key.substr(0, key_prefix.size()) == key_prefix) { if (key.substr(0, key_prefix.size()) == key_prefix) {
const auto& val = kv_pair.second; const T& val = get<T>(section, key);
list.emplace_back(key.substr(key_prefix.size()), val); list.emplace_back(key.substr(key_prefix.size()), val);
} }
} }