lets_expect 0.5.2

Clean tests for Rust
Documentation 
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mod point;
use lets_expect::{AssertionError, AssertionResult};

#[cfg(test)]
mod tests {
    use super::*;
    use crate::point::Point;
    use lets_expect::lets_expect;

    fn have_positive_coordinates(point: &Point) -> AssertionResult {
        if point.x > 0 && point.y > 0 {
            Ok(())
        } else {
            Err(AssertionError::new(vec![format!(
                "Expected ({}, {}) to be positive coordinates",
                point.x, point.y
            )]))
        }
    }

    fn have_x_coordinate_equal(x: i32) -> impl Fn(&Point) -> AssertionResult {
        move |point| {
            if point.x == x {
                Ok(())
            } else {
                Err(AssertionError::new(vec![format!(
                    "Expected x coordinate to be {}, but it was {}",
                    x, point.x
                )]))
            }
        }
    }

    lets_expect! {
        expect(Point { x: 2, y: 22 }) {
            to have_valid_coordinates {
                have_positive_coordinates,
                have_x_coordinate_equal(2)
            }
        }
    }
}