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Add Lua::push() helper

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This commit is contained in:
Alex Orlenko
2024-01-26 13:52:19 +00:00
parent 75a15ceabf
commit dfd82edc42
3 changed files with 24 additions and 19 deletions
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src/lua.rs
+17 -12
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@@ -1413,8 +1413,8 @@ impl Lua {
let protect = !self.unlikely_memory_error();
push_table(state, 0, lower_bound, protect)?;
for (k, v) in iter {
self.push_value(k.into_lua(self)?)?;
self.push_value(v.into_lua(self)?)?;
self.push(k)?;
self.push(v)?;
if protect {
protect_lua!(state, 3, 1, fn(state) ffi::lua_rawset(state, -3))?;
} else {
@@ -1442,7 +1442,7 @@ impl Lua {
let protect = !self.unlikely_memory_error();
push_table(state, lower_bound, 0, protect)?;
for (i, v) in iter.enumerate() {
self.push_value(v.into_lua(self)?)?;
self.push(v)?;
if protect {
protect_lua!(state, 2, 1, |state| {
ffi::lua_rawseti(state, -2, (i + 1) as Integer);
@@ -1977,12 +1977,11 @@ impl Lua {
T: IntoLua<'lua>,
{
let state = self.state();
let t = t.into_lua(self)?;
unsafe {
let _sg = StackGuard::new(state);
check_stack(state, 5)?;
self.push_value(t)?;
self.push(t)?;
rawset_field(state, ffi::LUA_REGISTRYINDEX, name)
}
}
@@ -2269,6 +2268,12 @@ impl Lua {
extra.app_data.remove()
}
#[doc(hidden)]
#[inline(always)]
pub unsafe fn push<'lua>(&'lua self, value: impl IntoLua<'lua>) -> Result<()> {
value.push_into_stack(self)
}
/// Pushes a value onto the Lua stack.
///
/// Uses 2 stack spaces, does not call checkstack.
@@ -2643,12 +2648,12 @@ impl Lua {
let metatable_nrec = metatable_nrec + registry.async_meta_methods.len();
push_table(state, 0, metatable_nrec, true)?;
for (k, m) in registry.meta_methods {
self.push_value(Value::Function(self.create_callback(m)?))?;
self.push(self.create_callback(m)?)?;
rawset_field(state, -2, MetaMethod::validate(&k)?)?;
}
#[cfg(feature = "async")]
for (k, m) in registry.async_meta_methods {
self.push_value(Value::Function(self.create_async_callback(m)?))?;
self.push(self.create_async_callback(m)?)?;
rawset_field(state, -2, MetaMethod::validate(&k)?)?;
}
let mut has_name = false;
@@ -2699,7 +2704,7 @@ impl Lua {
if field_getters_nrec > 0 {
push_table(state, 0, field_getters_nrec, true)?;
for (k, m) in registry.field_getters {
self.push_value(Value::Function(self.create_callback(m)?))?;
self.push(self.create_callback(m)?)?;
rawset_field(state, -2, &k)?;
}
field_getters_index = Some(ffi::lua_absindex(state, -1));
@@ -2711,7 +2716,7 @@ impl Lua {
if field_setters_nrec > 0 {
push_table(state, 0, field_setters_nrec, true)?;
for (k, m) in registry.field_setters {
self.push_value(Value::Function(self.create_callback(m)?))?;
self.push(self.create_callback(m)?)?;
rawset_field(state, -2, &k)?;
}
field_setters_index = Some(ffi::lua_absindex(state, -1));
@@ -2734,12 +2739,12 @@ impl Lua {
}
}
for (k, m) in registry.methods {
self.push_value(Value::Function(self.create_callback(m)?))?;
self.push(self.create_callback(m)?)?;
rawset_field(state, -2, &k)?;
}
#[cfg(feature = "async")]
for (k, m) in registry.async_methods {
self.push_value(Value::Function(self.create_async_callback(m)?))?;
self.push(self.create_async_callback(m)?)?;
rawset_field(state, -2, &k)?;
}
match index_type {
@@ -2990,7 +2995,7 @@ impl Lua {
nresults => {
let results = MultiValue::from_stack_multi(nresults, lua)?;
ffi::lua_pushinteger(state, nresults as _);
lua.push_value(Value::Table(lua.create_sequence_from(results)?))?;
lua.push(lua.create_sequence_from(results)?)?;
Ok(2)
}
}