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</pre><pre class="rust"><code><span class="kw">use </span>smolset::SmolSet;
<span class="kw">use </span><span class="kw">crate</span>::prelude::<span class="kw-2">*</span>;
<span class="kw">use </span><span class="kw">crate</span>::repl::proto::ReplAttrV1;
<span class="kw">use </span><span class="kw">crate</span>::schema::SchemaAttribute;
<span class="kw">use </span><span class="kw">crate</span>::valueset::{DbValueSetV2, ValueSet};
<span class="attr">#[derive(Debug, Clone)]
</span><span class="kw">pub struct </span>ValueSetUint32 {
set: SmolSet<[u32; <span class="number">1</span>]>,
}
<span class="kw">impl </span>ValueSetUint32 {
<span class="kw">pub fn </span>new(b: u32) -> Box<<span class="self">Self</span>> {
<span class="kw">let </span><span class="kw-2">mut </span>set = SmolSet::new();
set.insert(b);
Box::new(ValueSetUint32 { set })
}
<span class="kw">pub fn </span>push(<span class="kw-2">&mut </span><span class="self">self</span>, b: u32) -> bool {
<span class="self">self</span>.set.insert(b)
}
<span class="kw">pub fn </span>from_dbvs2(data: Vec<u32>) -> <span class="prelude-ty">Result</span><ValueSet, OperationError> {
<span class="kw">let </span>set = data.into_iter().collect();
<span class="prelude-val">Ok</span>(Box::new(ValueSetUint32 { set }))
}
<span class="kw">pub fn </span>from_repl_v1(data: <span class="kw-2">&</span>[u32]) -> <span class="prelude-ty">Result</span><ValueSet, OperationError> {
<span class="kw">let </span>set = data.iter().copied().collect();
<span class="prelude-val">Ok</span>(Box::new(ValueSetUint32 { set }))
}
<span class="comment">// We need to allow this, because rust doesn't allow us to impl FromIterator on foreign
// types, and u32 is foreign.
</span><span class="attr">#[allow(clippy::should_implement_trait)]
</span><span class="kw">pub fn </span>from_iter<T>(iter: T) -> <span class="prelude-ty">Option</span><Box<<span class="self">Self</span>>>
<span class="kw">where
</span>T: IntoIterator<Item = u32>,
{
<span class="kw">let </span>set = iter.into_iter().collect();
<span class="prelude-val">Some</span>(Box::new(ValueSetUint32 { set }))
}
}
<span class="kw">impl </span>ValueSetT <span class="kw">for </span>ValueSetUint32 {
<span class="kw">fn </span>insert_checked(<span class="kw-2">&mut </span><span class="self">self</span>, value: Value) -> <span class="prelude-ty">Result</span><bool, OperationError> {
<span class="kw">match </span>value {
Value::Uint32(u) => <span class="prelude-val">Ok</span>(<span class="self">self</span>.set.insert(u)),
<span class="kw">_ </span>=> {
<span class="macro">debug_assert!</span>(<span class="bool-val">false</span>);
<span class="prelude-val">Err</span>(OperationError::InvalidValueState)
}
}
}
<span class="kw">fn </span>clear(<span class="kw-2">&mut </span><span class="self">self</span>) {
<span class="self">self</span>.set.clear();
}
<span class="kw">fn </span>remove(<span class="kw-2">&mut </span><span class="self">self</span>, pv: <span class="kw-2">&</span>PartialValue) -> bool {
<span class="kw">match </span>pv {
PartialValue::Uint32(u) => <span class="self">self</span>.set.remove(u),
<span class="kw">_ </span>=> {
<span class="macro">debug_assert!</span>(<span class="bool-val">false</span>);
<span class="bool-val">true
</span>}
}
}
<span class="kw">fn </span>contains(<span class="kw-2">&</span><span class="self">self</span>, pv: <span class="kw-2">&</span>PartialValue) -> bool {
<span class="kw">match </span>pv {
PartialValue::Uint32(u) => <span class="self">self</span>.set.contains(u),
<span class="kw">_ </span>=> <span class="bool-val">false</span>,
}
}
<span class="kw">fn </span>substring(<span class="kw-2">&</span><span class="self">self</span>, _pv: <span class="kw-2">&</span>PartialValue) -> bool {
<span class="bool-val">false
</span>}
<span class="kw">fn </span>lessthan(<span class="kw-2">&</span><span class="self">self</span>, pv: <span class="kw-2">&</span>PartialValue) -> bool {
<span class="kw">match </span>pv {
PartialValue::Uint32(u) => <span class="self">self</span>.set.iter().any(|i| i < u),
<span class="kw">_ </span>=> <span class="bool-val">false</span>,
}
}
<span class="kw">fn </span>len(<span class="kw-2">&</span><span class="self">self</span>) -> usize {
<span class="self">self</span>.set.len()
}
<span class="kw">fn </span>generate_idx_eq_keys(<span class="kw-2">&</span><span class="self">self</span>) -> Vec<String> {
<span class="self">self</span>.set.iter().map(|b| b.to_string()).collect()
}
<span class="kw">fn </span>syntax(<span class="kw-2">&</span><span class="self">self</span>) -> SyntaxType {
SyntaxType::Uint32
}
<span class="kw">fn </span>validate(<span class="kw-2">&</span><span class="self">self</span>, _schema_attr: <span class="kw-2">&</span>SchemaAttribute) -> bool {
<span class="bool-val">true
</span>}
<span class="kw">fn </span>to_proto_string_clone_iter(<span class="kw-2">&</span><span class="self">self</span>) -> Box<<span class="kw">dyn </span>Iterator<Item = String> + <span class="lifetime">'_</span>> {
Box::new(<span class="self">self</span>.set.iter().map(|b| b.to_string()))
}
<span class="kw">fn </span>to_db_valueset_v2(<span class="kw-2">&</span><span class="self">self</span>) -> DbValueSetV2 {
DbValueSetV2::Uint32(<span class="self">self</span>.set.iter().cloned().collect())
}
<span class="kw">fn </span>to_repl_v1(<span class="kw-2">&</span><span class="self">self</span>) -> ReplAttrV1 {
ReplAttrV1::Uint32 {
set: <span class="self">self</span>.set.iter().cloned().collect(),
}
}
<span class="kw">fn </span>to_partialvalue_iter(<span class="kw-2">&</span><span class="self">self</span>) -> Box<<span class="kw">dyn </span>Iterator<Item = PartialValue> + <span class="lifetime">'_</span>> {
Box::new(<span class="self">self</span>.set.iter().copied().map(PartialValue::new_uint32))
}
<span class="kw">fn </span>to_value_iter(<span class="kw-2">&</span><span class="self">self</span>) -> Box<<span class="kw">dyn </span>Iterator<Item = Value> + <span class="lifetime">'_</span>> {
Box::new(<span class="self">self</span>.set.iter().copied().map(Value::new_uint32))
}
<span class="kw">fn </span>equal(<span class="kw-2">&</span><span class="self">self</span>, other: <span class="kw-2">&</span>ValueSet) -> bool {
<span class="kw">if let </span><span class="prelude-val">Some</span>(other) = other.as_uint32_set() {
<span class="kw-2">&</span><span class="self">self</span>.set == other
} <span class="kw">else </span>{
<span class="macro">debug_assert!</span>(<span class="bool-val">false</span>);
<span class="bool-val">false
</span>}
}
<span class="kw">fn </span>merge(<span class="kw-2">&mut </span><span class="self">self</span>, other: <span class="kw-2">&</span>ValueSet) -> <span class="prelude-ty">Result</span><(), OperationError> {
<span class="kw">if let </span><span class="prelude-val">Some</span>(b) = other.as_uint32_set() {
<span class="macro">mergesets!</span>(<span class="self">self</span>.set, b)
} <span class="kw">else </span>{
<span class="macro">debug_assert!</span>(<span class="bool-val">false</span>);
<span class="prelude-val">Err</span>(OperationError::InvalidValueState)
}
}
<span class="kw">fn </span>to_uint32_single(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="prelude-ty">Option</span><u32> {
<span class="kw">if </span><span class="self">self</span>.set.len() == <span class="number">1 </span>{
<span class="self">self</span>.set.iter().copied().take(<span class="number">1</span>).next()
} <span class="kw">else </span>{
<span class="prelude-val">None
</span>}
}
<span class="kw">fn </span>as_uint32_set(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="prelude-ty">Option</span><<span class="kw-2">&</span>SmolSet<[u32; <span class="number">1</span>]>> {
<span class="prelude-val">Some</span>(<span class="kw-2">&</span><span class="self">self</span>.set)
}
}
<span class="attr">#[cfg(test)]
</span><span class="kw">mod </span>tests {
<span class="kw">use </span><span class="kw">crate</span>::prelude::<span class="kw-2">*</span>;
<span class="attr">#[test]
</span><span class="kw">fn </span>test_valueset_basic() {
<span class="kw">let </span><span class="kw-2">mut </span>vs = ValueSetUint32::new(<span class="number">0</span>);
<span class="macro">assert!</span>(vs.insert_checked(Value::new_uint32(<span class="number">0</span>)) == <span class="prelude-val">Ok</span>(<span class="bool-val">false</span>));
<span class="macro">assert!</span>(vs.insert_checked(Value::new_uint32(<span class="number">1</span>)) == <span class="prelude-val">Ok</span>(<span class="bool-val">true</span>));
<span class="macro">assert!</span>(vs.insert_checked(Value::new_uint32(<span class="number">1</span>)) == <span class="prelude-val">Ok</span>(<span class="bool-val">false</span>));
}
}
</code></pre></div>
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