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</pre><pre class="rust"><code><span class="doccomment">/// Values per occurrence for an argument</span>
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<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Copy</span>, <span class="ident">Clone</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Hash</span>)]</span>
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<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">ValueRange</span> {
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<span class="ident">start_inclusive</span>: <span class="ident">usize</span>,
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<span class="ident">end_inclusive</span>: <span class="ident">usize</span>,
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}
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<span class="kw">impl</span> <span class="ident">ValueRange</span> {
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<span class="doccomment">/// Nor argument values, or a flag</span>
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<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">EMPTY</span>: <span class="self">Self</span> <span class="op">=</span> <span class="self">Self</span> {
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<span class="ident">start_inclusive</span>: <span class="number">0</span>,
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<span class="ident">end_inclusive</span>: <span class="number">0</span>,
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};
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<span class="doccomment">/// A single argument value, the most common case for options</span>
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<span class="kw">pub</span> <span class="kw">const</span> <span class="ident">SINGLE</span>: <span class="self">Self</span> <span class="op">=</span> <span class="self">Self</span> {
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<span class="ident">start_inclusive</span>: <span class="number">1</span>,
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<span class="ident">end_inclusive</span>: <span class="number">1</span>,
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};
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<span class="doccomment">/// Create a range</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// # Panics</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// If the end is less than the start</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// # Examples</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// ```</span>
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<span class="doccomment">/// # use clap::builder::ValueRange;</span>
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<span class="doccomment">/// let range = ValueRange::new(5);</span>
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<span class="doccomment">/// let range = ValueRange::new(5..10);</span>
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<span class="doccomment">/// let range = ValueRange::new(5..=10);</span>
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<span class="doccomment">/// let range = ValueRange::new(5..);</span>
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<span class="doccomment">/// let range = ValueRange::new(..10);</span>
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<span class="doccomment">/// let range = ValueRange::new(..=10);</span>
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<span class="doccomment">/// ```</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// While this will panic:</span>
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<span class="doccomment">/// ```should_panic</span>
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<span class="doccomment">/// # use clap::builder::ValueRange;</span>
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<span class="doccomment">/// let range = ValueRange::new(10..5); // Panics!</span>
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<span class="doccomment">/// ```</span>
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<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">range</span>: <span class="kw">impl</span> <span class="ident">Into</span><span class="op"><</span><span class="self">Self</span><span class="op">></span>) -> <span class="self">Self</span> {
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<span class="ident">range</span>.<span class="ident">into</span>()
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}
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<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">raw</span>(<span class="ident">start_inclusive</span>: <span class="ident">usize</span>, <span class="ident">end_inclusive</span>: <span class="ident">usize</span>) -> <span class="self">Self</span> {
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<span class="macro">debug_assert!</span>(<span class="ident">start_inclusive</span> <span class="op"><</span><span class="op">=</span> <span class="ident">end_inclusive</span>);
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<span class="self">Self</span> {
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<span class="ident">start_inclusive</span>,
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<span class="ident">end_inclusive</span>,
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}
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}
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<span class="doccomment">/// Fewest number of values the argument accepts</span>
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<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">min_values</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">usize</span> {
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<span class="self">self</span>.<span class="ident">start_inclusive</span>
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}
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<span class="doccomment">/// Most number of values the argument accepts</span>
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<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">max_values</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">usize</span> {
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<span class="self">self</span>.<span class="ident">end_inclusive</span>
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}
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<span class="doccomment">/// Report whether the argument takes any values (ie is a flag)</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// # Examples</span>
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<span class="doccomment">///</span>
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<span class="doccomment">/// ```</span>
|
||
<span class="doccomment">/// # use clap::builder::ValueRange;</span>
|
||
<span class="doccomment">/// let range = ValueRange::new(5);</span>
|
||
<span class="doccomment">/// assert!(range.takes_values());</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// let range = ValueRange::new(0);</span>
|
||
<span class="doccomment">/// assert!(!range.takes_values());</span>
|
||
<span class="doccomment">/// ```</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">takes_values</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">bool</span> {
|
||
<span class="self">self</span>.<span class="ident">end_inclusive</span> <span class="op">!</span><span class="op">=</span> <span class="number">0</span>
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">is_unbounded</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">bool</span> {
|
||
<span class="self">self</span>.<span class="ident">end_inclusive</span> <span class="op">==</span> <span class="ident">usize::MAX</span>
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">is_fixed</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">bool</span> {
|
||
<span class="self">self</span>.<span class="ident">start_inclusive</span> <span class="op">==</span> <span class="self">self</span>.<span class="ident">end_inclusive</span>
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">is_multiple</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">bool</span> {
|
||
<span class="self">self</span>.<span class="ident">start_inclusive</span> <span class="op">!</span><span class="op">=</span> <span class="self">self</span>.<span class="ident">end_inclusive</span> <span class="op">|</span><span class="op">|</span> <span class="number">1</span> <span class="op"><</span> <span class="self">self</span>.<span class="ident">start_inclusive</span>
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">num_values</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span> {
|
||
<span class="self">self</span>.<span class="ident">is_fixed</span>().<span class="ident">then</span>(<span class="op">|</span><span class="op">|</span> <span class="self">self</span>.<span class="ident">start_inclusive</span>)
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">accepts_more</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">current</span>: <span class="ident">usize</span>) -> <span class="ident">bool</span> {
|
||
<span class="ident">current</span> <span class="op"><</span> <span class="self">self</span>.<span class="ident">end_inclusive</span>
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">std::ops::RangeBounds</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">start_bound</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">std::ops::Bound</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">usize</span><span class="op">></span> {
|
||
<span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">start_inclusive</span>)
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">end_bound</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">std::ops::Bound</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">usize</span><span class="op">></span> {
|
||
<span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">end_inclusive</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Default</span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">default</span>() -> <span class="self">Self</span> {
|
||
<span class="ident"><span class="self">Self</span>::SINGLE</span>
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">fixed</span>: <span class="ident">usize</span>) -> <span class="self">Self</span> {
|
||
(<span class="ident">fixed</span>..<span class="op">=</span><span class="ident">fixed</span>).<span class="ident">into</span>()
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">std::ops::Range</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span><span class="op">></span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">range</span>: <span class="ident">std::ops::Range</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span>) -> <span class="self">Self</span> {
|
||
<span class="kw">let</span> <span class="ident">start_inclusive</span> <span class="op">=</span> <span class="ident">range</span>.<span class="ident">start</span>;
|
||
<span class="kw">let</span> <span class="ident">end_inclusive</span> <span class="op">=</span> <span class="ident">range</span>.<span class="ident">end</span>.<span class="ident">saturating_sub</span>(<span class="number">1</span>);
|
||
<span class="ident"><span class="self">Self</span>::raw</span>(<span class="ident">start_inclusive</span>, <span class="ident">end_inclusive</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">std::ops::RangeFull</span><span class="op">></span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">from</span>(<span class="kw">_</span>: <span class="ident">std::ops::RangeFull</span>) -> <span class="self">Self</span> {
|
||
<span class="kw">let</span> <span class="ident">start_inclusive</span> <span class="op">=</span> <span class="number">0</span>;
|
||
<span class="kw">let</span> <span class="ident">end_inclusive</span> <span class="op">=</span> <span class="ident">usize::MAX</span>;
|
||
<span class="ident"><span class="self">Self</span>::raw</span>(<span class="ident">start_inclusive</span>, <span class="ident">end_inclusive</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">std::ops::RangeFrom</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span><span class="op">></span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">range</span>: <span class="ident">std::ops::RangeFrom</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span>) -> <span class="self">Self</span> {
|
||
<span class="kw">let</span> <span class="ident">start_inclusive</span> <span class="op">=</span> <span class="ident">range</span>.<span class="ident">start</span>;
|
||
<span class="kw">let</span> <span class="ident">end_inclusive</span> <span class="op">=</span> <span class="ident">usize::MAX</span>;
|
||
<span class="ident"><span class="self">Self</span>::raw</span>(<span class="ident">start_inclusive</span>, <span class="ident">end_inclusive</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">std::ops::RangeTo</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span><span class="op">></span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">range</span>: <span class="ident">std::ops::RangeTo</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span>) -> <span class="self">Self</span> {
|
||
<span class="kw">let</span> <span class="ident">start_inclusive</span> <span class="op">=</span> <span class="number">0</span>;
|
||
<span class="kw">let</span> <span class="ident">end_inclusive</span> <span class="op">=</span> <span class="ident">range</span>.<span class="ident">end</span>.<span class="ident">saturating_sub</span>(<span class="number">1</span>);
|
||
<span class="ident"><span class="self">Self</span>::raw</span>(<span class="ident">start_inclusive</span>, <span class="ident">end_inclusive</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">std::ops::RangeInclusive</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span><span class="op">></span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">range</span>: <span class="ident">std::ops::RangeInclusive</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span>) -> <span class="self">Self</span> {
|
||
<span class="kw">let</span> <span class="ident">start_inclusive</span> <span class="op">=</span> <span class="kw-2">*</span><span class="ident">range</span>.<span class="ident">start</span>();
|
||
<span class="kw">let</span> <span class="ident">end_inclusive</span> <span class="op">=</span> <span class="kw-2">*</span><span class="ident">range</span>.<span class="ident">end</span>();
|
||
<span class="ident"><span class="self">Self</span>::raw</span>(<span class="ident">start_inclusive</span>, <span class="ident">end_inclusive</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">From</span><span class="op"><</span><span class="ident">std::ops::RangeToInclusive</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span><span class="op">></span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">from</span>(<span class="ident">range</span>: <span class="ident">std::ops::RangeToInclusive</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span>) -> <span class="self">Self</span> {
|
||
<span class="kw">let</span> <span class="ident">start_inclusive</span> <span class="op">=</span> <span class="number">0</span>;
|
||
<span class="kw">let</span> <span class="ident">end_inclusive</span> <span class="op">=</span> <span class="ident">range</span>.<span class="ident">end</span>;
|
||
<span class="ident"><span class="self">Self</span>::raw</span>(<span class="ident">start_inclusive</span>, <span class="ident">end_inclusive</span>)
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">std::fmt::Display</span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&mut</span> <span class="ident">std::fmt::Formatter</span>) -> <span class="ident">std::fmt::Result</span> {
|
||
<span class="macro">ok!</span>(<span class="self">self</span>.<span class="ident">start_inclusive</span>.<span class="ident">fmt</span>(<span class="ident">f</span>));
|
||
<span class="kw">if</span> <span class="op">!</span><span class="self">self</span>.<span class="ident">is_fixed</span>() {
|
||
<span class="macro">ok!</span>(<span class="string">"..="</span>.<span class="ident">fmt</span>(<span class="ident">f</span>));
|
||
<span class="macro">ok!</span>(<span class="self">self</span>.<span class="ident">end_inclusive</span>.<span class="ident">fmt</span>(<span class="ident">f</span>));
|
||
}
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">std::fmt::Debug</span> <span class="kw">for</span> <span class="ident">ValueRange</span> {
|
||
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&mut</span> <span class="ident">std::fmt::Formatter</span>) -> <span class="ident">std::fmt::Result</span> {
|
||
<span class="macro">write!</span>(<span class="ident">f</span>, <span class="string">"{}"</span>, <span class="self">self</span>)
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
|
||
<span class="kw">mod</span> <span class="ident">test</span> {
|
||
<span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>;
|
||
|
||
<span class="kw">use</span> <span class="ident">std::ops::RangeBounds</span>;
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">from_fixed</span>() {
|
||
<span class="kw">let</span> <span class="ident">range</span>: <span class="ident">ValueRange</span> <span class="op">=</span> <span class="number">5</span>.<span class="ident">into</span>();
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">start_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">5</span>));
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">end_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">5</span>));
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">is_fixed</span>());
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">is_multiple</span>());
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">num_values</span>(), <span class="prelude-val">Some</span>(<span class="number">5</span>));
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">takes_values</span>());
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">from_fixed_empty</span>() {
|
||
<span class="kw">let</span> <span class="ident">range</span>: <span class="ident">ValueRange</span> <span class="op">=</span> <span class="number">0</span>.<span class="ident">into</span>();
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">start_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">0</span>));
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">end_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">0</span>));
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">is_fixed</span>());
|
||
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">range</span>.<span class="ident">is_multiple</span>());
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">num_values</span>(), <span class="prelude-val">Some</span>(<span class="number">0</span>));
|
||
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">range</span>.<span class="ident">takes_values</span>());
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">from_range</span>() {
|
||
<span class="kw">let</span> <span class="ident">range</span>: <span class="ident">ValueRange</span> <span class="op">=</span> (<span class="number">5</span>..<span class="number">10</span>).<span class="ident">into</span>();
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">start_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">5</span>));
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">end_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">9</span>));
|
||
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">range</span>.<span class="ident">is_fixed</span>());
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">is_multiple</span>());
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">num_values</span>(), <span class="prelude-val">None</span>);
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">takes_values</span>());
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">from_range_inclusive</span>() {
|
||
<span class="kw">let</span> <span class="ident">range</span>: <span class="ident">ValueRange</span> <span class="op">=</span> (<span class="number">5</span>..<span class="op">=</span><span class="number">10</span>).<span class="ident">into</span>();
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">start_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">5</span>));
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">end_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">10</span>));
|
||
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">range</span>.<span class="ident">is_fixed</span>());
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">is_multiple</span>());
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">num_values</span>(), <span class="prelude-val">None</span>);
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">takes_values</span>());
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">from_range_full</span>() {
|
||
<span class="kw">let</span> <span class="ident">range</span>: <span class="ident">ValueRange</span> <span class="op">=</span> (..).<span class="ident">into</span>();
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">start_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">0</span>));
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">end_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="ident">usize::MAX</span>));
|
||
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">range</span>.<span class="ident">is_fixed</span>());
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">is_multiple</span>());
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">num_values</span>(), <span class="prelude-val">None</span>);
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">takes_values</span>());
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">from_range_from</span>() {
|
||
<span class="kw">let</span> <span class="ident">range</span>: <span class="ident">ValueRange</span> <span class="op">=</span> (<span class="number">5</span>..).<span class="ident">into</span>();
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">start_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">5</span>));
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">end_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="ident">usize::MAX</span>));
|
||
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">range</span>.<span class="ident">is_fixed</span>());
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">is_multiple</span>());
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">num_values</span>(), <span class="prelude-val">None</span>);
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">takes_values</span>());
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">from_range_to</span>() {
|
||
<span class="kw">let</span> <span class="ident">range</span>: <span class="ident">ValueRange</span> <span class="op">=</span> (..<span class="number">10</span>).<span class="ident">into</span>();
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">start_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">0</span>));
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">end_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">9</span>));
|
||
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">range</span>.<span class="ident">is_fixed</span>());
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">is_multiple</span>());
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">num_values</span>(), <span class="prelude-val">None</span>);
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">takes_values</span>());
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">from_range_to_inclusive</span>() {
|
||
<span class="kw">let</span> <span class="ident">range</span>: <span class="ident">ValueRange</span> <span class="op">=</span> (..<span class="op">=</span><span class="number">10</span>).<span class="ident">into</span>();
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">start_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">0</span>));
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">end_bound</span>(), <span class="ident">std::ops::Bound::Included</span>(<span class="kw-2">&</span><span class="number">10</span>));
|
||
<span class="macro">assert!</span>(<span class="op">!</span><span class="ident">range</span>.<span class="ident">is_fixed</span>());
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">is_multiple</span>());
|
||
<span class="macro">assert_eq!</span>(<span class="ident">range</span>.<span class="ident">num_values</span>(), <span class="prelude-val">None</span>);
|
||
<span class="macro">assert!</span>(<span class="ident">range</span>.<span class="ident">takes_values</span>());
|
||
}
|
||
}
|
||
</code></pre></div>
|
||
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