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Programming-Idioms

History of Idiom 131 > diff from v21 to v22

Edit summary for version 22 by Debaran:
New Rust implementation by user [Debaran]
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Version 21

2019-02-02, 03:47:29

Version 22

2019-02-02, 03:59:14

Idiom #131 Successive conditions

Execute f1 if condition c1 is true, or else f2 if condition c2 is true, or else f3 if condition c3 is true.
Don't evaluate a condition when a previous condition was true.

Idiom #131 Successive conditions

Execute f1 if condition c1 is true, or else f2 if condition c2 is true, or else f3 if condition c3 is true.
Don't evaluate a condition when a previous condition was true.

Extra Keywords
else switch case
Extra Keywords
else switch case
Code 
match true {
    _ if c1 => f1(),
    _ if c2 => f2(),
    _ if c3 => f3(),
    _ => unreachable!(),
}
Comments bubble
Using match and guards