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26 lines
519 B
Rust
26 lines
519 B
Rust
struct Point {
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x: f64,
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y: f64,
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}
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trait ToString_ {
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fn to_string(&self) -> String;
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}
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impl ToString_ for Point {
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fn new(x: f64, y: f64) -> Point {
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//~^ ERROR method `new` is not a member of trait `ToString_`
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Point { x: x, y: y }
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}
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fn to_string(&self) -> String {
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format!("({}, {})", self.x, self.y)
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}
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}
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fn main() {
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let p = Point::new(0.0, 0.0);
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//~^ ERROR no function or associated item named `new` found for struct `Point`
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println!("{}", p.to_string());
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}
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