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reduce memory allocs in params

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This commit is contained in:
Nuno Lopes 2023-12-21 23:27:09 +00:00
parent ae1d9270b5
commit 766f5f04c0
2 changed files with 15 additions and 19 deletions
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30
src/util/params.cpp
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@ -99,25 +99,24 @@ struct param_descrs::imp {
return CPK_INVALID;
}
bool split_name(symbol const& name, symbol & prefix, symbol & suffix) const {
bool split_name(symbol const& name, std::string_view & prefix, symbol & suffix) const {
if (name.is_numerical()) return false;
char const* str = name.bare_str();
char const* period = strchr(str,'.');
if (!period) return false;
svector<char> prefix_((unsigned)(period-str), str);
prefix_.push_back(0);
prefix = symbol(prefix_.data());
prefix = std::string_view(str, period - str);
suffix = symbol(period + 1);
return true;
}
param_kind get_kind_in_module(symbol & name) const {
param_kind k = get_kind(name);
symbol prefix, suffix;
std::string_view prefix;
symbol suffix;
if (k == CPK_INVALID && split_name(name, prefix, suffix)) {
k = get_kind(suffix);
if (k != CPK_INVALID) {
if (symbol(get_module(suffix)) == prefix) {
if (get_module(suffix) == prefix) {
name = suffix;
}
else {
@ -170,8 +169,8 @@ struct param_descrs::imp {
if (names.empty())
return;
if (markdown) {
out << " Parameter | Type | Description | Default\n";
out << " ----------|------|-------------|--------\n";
out << " Parameter | Type | Description | Default\n"
" ----------|------|-------------|--------\n";
}
for (symbol const& name : names) {
for (unsigned i = 0; i < indent; i++) out << " ";
@ -197,16 +196,14 @@ struct param_descrs::imp {
else
out << " (" << d.m_kind << ")";
if (markdown) {
out << " | ";
std::string desc;
for (auto ch : std::string(d.m_descr)) {
out << " | ";
for (auto ch : std::string_view(d.m_descr)) {
switch (ch) {
case '<': desc += "&lt;"; break;
case '>': desc += "&gt;"; break;
default: desc.push_back(ch);
case '<': out << "&lt;"; break;
case '>': out << "&gt;"; break;
default: out << ch; break;
}
}
out << " " << desc;
}
else if (include_descr)
out << " " << d.m_descr;
@ -549,8 +546,7 @@ params_ref::~params_ref() {
m_params->dec_ref();
}
params_ref::params_ref(params_ref const & p):
m_params(nullptr) {
params_ref::params_ref(params_ref const & p) {
set(p);
}

4
src/util/params.h
View file

@ -32,12 +32,12 @@ class param_descrs;
class params_ref {
static params_ref g_empty_params_ref;
params * m_params;
params * m_params = nullptr;
void init();
void copy_core(params const * p);
void set(params_ref const& p);
public:
params_ref():m_params(nullptr) {}
params_ref() = default;
params_ref(params_ref const & p);
~params_ref();