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</pre><div class="example-wrap"><pre class="rust ">
<span class="doccomment">//! This crate provides a struct representing a [multidimensionnal array](https://docs.rs/ndarray/) together with a `Unit`. </span>
<span class="doccomment">//! It allows to do computations taking into account the unit of your n-dimensional array.</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! # Examples</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! ```</span>
<span class="doccomment">//! use ndarray_unit::*;</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! extern crate ndarray;</span>
<span class="doccomment">//! use ndarray::Array;</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! fn main() {</span>
<span class="doccomment">//! println!("meter / second = {}", &get_meter() / &get_second());</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! let arr1 = Array::linspace(30.0, 40.0, 11);</span>
<span class="doccomment">//! let arr_u1 = ArrayUnit::new(arr1, get_joule());</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! let arr2 = Array::linspace(10.0, 60.0, 11);</span>
<span class="doccomment">//! let arr_u2 = ArrayUnit::new(arr2, get_second());</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! let arr3 = ndarray::array![</span>
<span class="doccomment">//! [1.0, 0.0, 2.0, 6.0],</span>
<span class="doccomment">//! [1.0, 2.0, 3.0, 5.0],</span>
<span class="doccomment">//! [1.0, 2.0, 3.0, 6.0]</span>
<span class="doccomment">//! ];</span>
<span class="doccomment">//! let arr_u3 = ArrayUnit::new(arr3, get_meter());</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! println!("arr_u3 = {}", arr_u3);</span>
<span class="doccomment">//! println!("==========================================================");</span>
<span class="doccomment">//! println!("{}\n*{}\n={}", &arr_u1, &arr_u2, &arr_u1 * &arr_u2);</span>
<span class="doccomment">//! println!("==========================================================");</span>
<span class="doccomment">//! println!("{}\n/{}\n={}", &arr_u1, &arr_u2, &arr_u1 / &arr_u2);</span>
<span class="doccomment">//! println!("==========================================================");</span>
<span class="doccomment">//! println!("{}\n+{}\n={}", &arr_u1, &arr_u1, &arr_u1 + &arr_u1);</span>
<span class="doccomment">//! println!("==========================================================");</span>
<span class="doccomment">//! println!("{}\n-{}\n={}", &arr_u2, &arr_u2, &arr_u2 - &arr_u2);</span>
<span class="doccomment">//! println!("==========================================================");</span>
<span class="doccomment">//! }</span>
<span class="doccomment">//! ```</span>
<span class="doccomment">//! **Output**</span>
<span class="doccomment">//! ```</span>
<span class="doccomment">//! // meter / second = m·s⁻¹</span>
<span class="doccomment">//! // arr_u3 = [[1, 0, 2, 6],</span>
<span class="doccomment">//! // [1, 2, 3, 5],</span>
<span class="doccomment">//! // [1, 2, 3, 6]] m</span>
<span class="doccomment">//! // ==========================================================</span>
<span class="doccomment">//! // [30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40] m²·kg·s⁻²</span>
<span class="doccomment">//! // *[10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60] s</span>
<span class="doccomment">//! // =[300, 465, 640, 825, 1020, 1225, 1440, 1665, 1900, 2145, 2400] m²·kg·s⁻¹</span>
<span class="doccomment">//! // ==========================================================</span>
<span class="doccomment">//! // [30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40] m²·kg·s⁻²</span>
<span class="doccomment">//! // /[10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60] s</span>
<span class="doccomment">//! // =[3, 2.0666, 1.6, 1.32, 1.1333, 1, 0.9, 0.8222, 0.76, 0.7090, 0.6666] m²·kg·s⁻³</span>
<span class="doccomment">//! // ==========================================================</span>
<span class="doccomment">//! // [30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40] m²·kg·s⁻²</span>
<span class="doccomment">//! // +[30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40] m²·kg·s⁻²</span>
<span class="doccomment">//! // =[60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80] m²·kg·s⁻²</span>
<span class="doccomment">//! // ==========================================================</span>
<span class="doccomment">//! // [10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60] s</span>
<span class="doccomment">//! // -[10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60] s</span>
<span class="doccomment">//! // =[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] s</span>
<span class="doccomment">//! // ==========================================================</span>
<span class="doccomment">//! ```</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! # Panics</span>
<span class="doccomment">//! The program will panic when you try to add or substract two `ArrayUnit`s with different `Unit`s.</span>
<span class="doccomment">//! ```</span>
<span class="doccomment">//! extern crate ndarray;</span>
<span class="doccomment">//! use ndarray::Array;</span>
<span class="doccomment">//! use ndarray_unit::*;</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! let arr1 = Array::linspace(30.0, 40.0, 11);</span>
<span class="doccomment">//! let arr_u1 = ArrayUnit::new(arr1, get_joule());</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! let arr2 = Array::linspace(10.0, 60.0, 11);</span>
<span class="doccomment">//! let arr_u2 = ArrayUnit::new(arr2, get_second());</span>
<span class="doccomment">//!</span>
<span class="doccomment">//! // let result = &arr_u1 + &arr_u2; // ==> panicking</span>
<span class="doccomment">//! ```</span>
<span class="attribute">#![<span class="ident">crate_name</span> <span class="op">=</span> <span class="string">"ndarray_unit"</span>]</span>
<span class="kw">mod</span> <span class="ident">unit</span>;
<span class="kw">pub</span> <span class="kw">use</span> <span class="ident">unit</span>::<span class="ident">BaseUnit</span>;
<span class="kw">pub</span> <span class="kw">use</span> <span class="ident">unit</span>::<span class="ident">Unit</span>;
<span class="kw">mod</span> <span class="ident">array_unit</span>;
<span class="kw">pub</span> <span class="kw">use</span> <span class="ident">array_unit</span>::<span class="ident">ArrayUnit</span>;
<span class="comment">//////////////////////////</span>
<span class="comment">// Getters for base units</span>
<span class="comment">//////////////////////////</span>
<span class="doccomment">/// Utility method to get a Unit from a BaseUnit (BaseUnit::METER)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_meter</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">METER</span>, <span class="number">1</span>)])
}
<span class="doccomment">/// Utility method to get a Unit from a BaseUnit (BaseUnit::SECOND)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_second</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">SECOND</span>, <span class="number">1</span>)])
}
<span class="doccomment">/// Utility method to get a Unit from a BaseUnit (BaseUnit::CANDELA)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_candela</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">CANDELA</span>, <span class="number">1</span>)])
}
<span class="doccomment">/// Utility method to get a Unit from a BaseUnit (BaseUnit::MOLE)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_mole</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">MOLE</span>, <span class="number">1</span>)])
}
<span class="doccomment">/// Utility method to get a Unit from a BaseUnit (BaseUnit::KELVIN)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_kelvin</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">KELVIN</span>, <span class="number">1</span>)])
}
<span class="doccomment">/// Utility method to get a Unit from a BaseUnit (BaseUnit::AMPERE)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_ampere</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">AMPERE</span>, <span class="number">1</span>)])
}
<span class="comment">/////////////////////////////</span>
<span class="comment">// Getters for other useful units</span>
<span class="comment">/////////////////////////////</span>
<span class="doccomment">/// Utility method to get a Unit from a BaseUnit (BaseUnit::RADIAN)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_radian</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">RADIAN</span>, <span class="number">1</span>)])
}
<span class="doccomment">/// Utility method to get a Unit from a BaseUnit (BaseUnit::STERADIAN)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_steradian</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">STERADIAN</span>, <span class="number">1</span>)])
}
<span class="comment">/////////////////////////////</span>
<span class="comment">// Getters for economics indicators</span>
<span class="comment">/////////////////////////////</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_currency</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">CURRENCY</span>, <span class="number">1</span>)])
}
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_birth</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">BIRTH</span>, <span class="number">1</span>)])
}
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_death</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">DEATH</span>, <span class="number">1</span>)])
}
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_inhabitant</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[(<span class="ident">BaseUnit</span>::<span class="ident">INHABITANT</span>, <span class="number">1</span>)])
}
<span class="comment">/////////////////////////////</span>
<span class="comment">// Getters for composed units</span>
<span class="comment">/////////////////////////////</span>
<span class="doccomment">/// Utility method to get the Joule Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_newton</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[
(<span class="ident">BaseUnit</span>::<span class="ident">KILOGRAM</span>, <span class="number">1</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">METER</span>, <span class="number">1</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">SECOND</span>, <span class="op">-</span><span class="number">2</span>),
])
}
<span class="doccomment">/// Utility method to get the Joule Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_joule</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="kw-2">&</span><span class="ident">get_newton</span>() <span class="op">*</span> <span class="kw-2">&</span><span class="ident">get_meter</span>()
}
<span class="doccomment">/// Utility method to get the Watt Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_watt</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[
(<span class="ident">BaseUnit</span>::<span class="ident">KILOGRAM</span>, <span class="number">1</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">METER</span>, <span class="number">2</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">SECOND</span>, <span class="op">-</span><span class="number">3</span>),
])
}
<span class="doccomment">/// Utility method to get the Volt Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_volt</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="kw-2">&</span><span class="ident">get_watt</span>() <span class="op">*</span> <span class="kw-2">&</span><span class="ident">get_ampere</span>().<span class="ident">get_inverse</span>()
}
<span class="doccomment">/// Utility method to get the Ohm Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_ohm</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="kw-2">&</span><span class="ident">get_volt</span>() <span class="op">/</span> <span class="kw-2">&</span><span class="ident">get_ampere</span>()
}
<span class="doccomment">/// Utility method to get the Siemens Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_siemens</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">get_ohm</span>().<span class="ident">get_inverse</span>()
}
<span class="doccomment">/// Utility metgod to get the Pascal Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_pascal</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[
(<span class="ident">BaseUnit</span>::<span class="ident">KILOGRAM</span>, <span class="number">1</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">METER</span>, <span class="op">-</span><span class="number">1</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">SECOND</span>, <span class="op">-</span><span class="number">2</span>),
])
}
<span class="doccomment">/// Utility method to get the Coulomb Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_coulomb</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="kw-2">&</span><span class="ident">get_ampere</span>() <span class="op">*</span> <span class="kw-2">&</span><span class="ident">get_second</span>()
}
<span class="doccomment">/// Utility method to get the Coulomb Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_farad</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="kw-2">&</span><span class="ident">get_coulomb</span>() <span class="op">/</span> <span class="kw-2">&</span><span class="ident">get_volt</span>()
}
<span class="doccomment">/// Utility method to get the Henry Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_henry</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[
(<span class="ident">BaseUnit</span>::<span class="ident">KILOGRAM</span>, <span class="number">1</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">METER</span>, <span class="number">2</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">SECOND</span>, <span class="op">-</span><span class="number">2</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">AMPERE</span>, <span class="op">-</span><span class="number">2</span>),
])
}
<span class="doccomment">/// Utility method to get the Weber Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_weber</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="kw-2">&</span><span class="ident">get_volt</span>() <span class="op">*</span> <span class="kw-2">&</span><span class="ident">get_second</span>()
}
<span class="doccomment">/// Utility method to get the becquerel Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_becquerel</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">get_second</span>().<span class="ident">get_inverse</span>()
}
<span class="doccomment">/// Utility method to get the Hertz Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_hertz</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">get_second</span>().<span class="ident">get_inverse</span>()
}
<span class="doccomment">/// Utility method to get the Tesla Unit (composed)</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_tesla</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Unit</span> {
<span class="ident">Unit</span>::<span class="ident">from_vec</span>(<span class="macro">vec</span><span class="macro">!</span>[
(<span class="ident">BaseUnit</span>::<span class="ident">KILOGRAM</span>, <span class="number">1</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">SECOND</span>, <span class="op">-</span><span class="number">2</span>),
(<span class="ident">BaseUnit</span>::<span class="ident">AMPERE</span>, <span class="op">-</span><span class="number">1</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>;
</pre></div>
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