Add support for square yards
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@ -57,6 +57,7 @@ Supported units
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* square inch (in²)
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* square foot (ft²)
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* square yard (yd²)
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* acre (ac)
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* square mile (mi²)
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@ -91,6 +91,11 @@ fn get_conversion(unit: NonMetric) -> Conversion {
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from: inch_from * inch_from,
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to: MetricQuantity { amount: 12.0 * inch_to * 12.0 * inch_to, unit: Metric::SquareMetre },
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},
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NonMetric::SquareYard => Conversion {
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offset: 0.0,
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from: inch_from * inch_from,
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to: MetricQuantity { amount: 3.0 * 12.0 * inch_to * 3.0 * 12.0 * inch_to, unit: Metric::SquareMetre },
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},
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NonMetric::Acre => Conversion {
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offset: 0.0,
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from: inch_from * inch_from,
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@ -223,6 +228,7 @@ mod test {
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let tests = [
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Test(NonMetric::SquareInch, 0.00064516),
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Test(NonMetric::SquareFoot, 0.09290304),
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Test(NonMetric::SquareYard, 0.83612736),
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Test(NonMetric::Acre, 4046.8564224),
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Test(NonMetric::SquareMile, 2589988.110336),
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];
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@ -84,6 +84,7 @@ fn unit_to_name(unit: NonMetric) -> &'static str {
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// Area
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NonMetric::SquareInch => "square inches",
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NonMetric::SquareFoot => "square feet",
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NonMetric::SquareYard => "square yards",
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NonMetric::Acre => "acres",
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NonMetric::SquareMile => "square miles",
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// Volume
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@ -140,6 +141,7 @@ mod test {
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// Area
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assert_eq!(run("1 in²"), Ok("6.452 cm²".to_string()));
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assert_eq!(run("1 ft²"), Ok("929 cm²".to_string()));
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assert_eq!(run("1 yd²"), Ok("8 361 cm²".to_string()));
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assert_eq!(run("1 acre"), Ok("4 047 m²".to_string()));
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assert_eq!(run("1 mi²"), Ok("2.59 km²".to_string()));
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// Volume
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28
src/parse.rs
28
src/parse.rs
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@ -156,6 +156,19 @@ fn parse_unit(input: String) -> Result<NonMetric, ParseError> {
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"'^2" => Ok(NonMetric::SquareFoot),
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"sf" => Ok(NonMetric::SquareFoot),
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"square yard" => Ok(NonMetric::SquareYard),
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"square yards" => Ok(NonMetric::SquareYard),
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"square yd" => Ok(NonMetric::SquareYard),
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"sq yard" => Ok(NonMetric::SquareYard),
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"sq yards" => Ok(NonMetric::SquareYard),
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"sq yd" => Ok(NonMetric::SquareYard),
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"yard²" => Ok(NonMetric::SquareYard),
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"yards²" => Ok(NonMetric::SquareYard),
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"yd²" => Ok(NonMetric::SquareYard),
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"yard^2" => Ok(NonMetric::SquareYard),
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"yards^2" => Ok(NonMetric::SquareYard),
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"yd^2" => Ok(NonMetric::SquareYard),
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"acre" => Ok(NonMetric::Acre),
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"acres" => Ok(NonMetric::Acre),
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"ac" => Ok(NonMetric::Acre),
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@ -550,6 +563,21 @@ mod test {
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"sf",
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]);
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test_units(NonMetric::SquareYard, &[
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"square yard",
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"square yards",
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"square yd",
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"sq yard",
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"sq yards",
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"sq yd",
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"yard²",
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"yards²",
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"yd²",
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"yard^2",
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"yards^2",
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"yd^2",
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]);
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test_units(NonMetric::Acre, &[
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"acre",
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"acres",
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@ -26,6 +26,7 @@ pub enum NonMetric {
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// Area
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SquareInch,
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SquareFoot,
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SquareYard,
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Acre,
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SquareMile,
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// Volume
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