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Mad Libs: Difference between revisions
→{{header|rust}}: Rust version
(Mad Libs en BASIC256) |
(→{{header|rust}}: Rust version) |
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Line 2,440:
Replace:<noun> with:?cat
Fred went for a walk in the park. he found a cat. Fred decided to take it home.
</pre>
=={{header|Rust}}==
{{libheader|regex}}
<lang rust>extern crate regex;
use regex::Regex;
use std::collections::HashMap;
use std::io;
fn main() {
let mut input_line = String::new();
let mut template = String::new();
println!("Please enter a multi-line story template with <parts> to replace, terminated by a blank line.\n");
loop {
io::stdin()
.read_line(&mut input_line)
.ok()
.expect("The read line failed.");
if input_line.trim() == "" {
break;
}
template.push_str(&input_line);
input_line.clear();
}
let re = Regex::new(r"<[^>]+>").unwrap();
let mut parts: HashMap<_, _> = re
.captures_iter(&template)
.map(|x| (x.get(0).unwrap().as_str().to_string(), "".to_string()))
.collect();
if parts.len() == 0 {
println!("No <parts> to replace.\n");
} else {
for (k, v) in parts.iter_mut() {
println!("Please provide a replacement for {}: ", k);
io::stdin()
.read_line(&mut input_line)
.ok()
.expect("The read line failed.");
*v = input_line.trim().to_string();
println!("");
template = template.replace(k, v);
input_line.clear();
}
}
println!("Resulting story:\n\n{}", template);
}</lang>
{{out}}
<pre>
Please enter a multi-line story template with <parts> to replace, terminated by a blank line.
<name> went for a walk in the park. <he or she>
found a <noun>. <name> decided to take it home.
Please provide a replacement for <name>:
John Wick
Please provide a replacement for <he or she>:
He
Please provide a replacement for <noun>:
puppy
Resulting story:
John Wick went for a walk in the park. He
found a puppy. John Wick decided to take it home.
</pre>
=={{header|Scala}}==
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