Dima Kudosh
52 lines
1.1 KiB
Rust
52 lines
1.1 KiB
Rust
pub fn calculate_ratio(matches: usize, length: usize) -> f32 {
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if length != 0 {
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return 2.0 * matches as f32 / length as f32;
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}
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return 1.0;
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}
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pub fn str_with_similar_chars(c: char, length: usize) -> String {
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let mut s = String::new();
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for _ in 0..length {
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s.push_str(&c.to_string());
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}
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s
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}
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pub fn count_leading(line: &str, c: char) -> usize {
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let (mut i, n) = (0, line.len());
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let line: Vec<char> = line.chars().collect();
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while (i < n) && line[i] == c {
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i += 1;
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}
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return i;
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}
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pub fn format_range_unified(start: usize, end: usize) -> String {
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let mut beginning = start + 1;
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let length = end - start;
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if length == 1 {
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return beginning.to_string();
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}
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if length == 0 {
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beginning -= 1;
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}
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format!("{},{}", beginning, length)
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}
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pub fn format_range_context(start: usize, end: usize) -> String {
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let mut beginning = start + 1;
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let length = end - start;
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if length == 0 {
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beginning -= 1
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}
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if length <= 1 {
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return beginning.to_string();
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}
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format!("{},{}", beginning, beginning + length - 1)
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}
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