19 lines
499 B
Rust
19 lines
499 B
Rust
use std::char;
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use config::Config;
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fn remove_blank_lines(line: &&str) -> bool {
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if line.is_empty() {
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return false;
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}
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let whitespace_chars: Vec<&str> = line.matches(char::is_whitespace).collect();
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if whitespace_chars.len() == line.len() {
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return false;
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}
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return true;
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}
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pub fn strip_blank(_w: Config, input: String) -> Result<String, String> {
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let split: Vec<&str> = input.lines().filter(remove_blank_lines).collect();
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return Ok(split.join("\n"));
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}
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