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1 use crate::interpret_line;
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2
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3 // returns true if the previous line is handled as a header, ie. this line contains only
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4 // ---------- or ===========, in this case it will change the vector of lines and return true
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5 pub fn handle_as_header(ip:&String, html_lines: &mut Vec<String>, ht:usize, bold_it: &mut bool, bold:&mut bool, italic:&mut bool) -> bool {
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6 let ch = ['-', '='];
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7 if only(&ip, ch[ht - 1]) {
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8 let last_line:String = html_lines.last().unwrap().to_owned();
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9 let header = format_header(last_line, ht, ht, bold_it, bold, italic);
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10 html_lines.pop();
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11 html_lines.push(header);
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12 return true;
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13 }
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14 return false;
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15 }
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16
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17 // formats the header
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18 pub fn format_header(s:String, c:usize, d:usize, bold_it:&mut bool, bold:&mut bool, italic:&mut bool) -> String {
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19 let m: String = s[(c-d)..].to_string().trim().to_string();
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20 let m = interpret_line(&m, bold_it, bold, italic);
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21 let nr = String::from(c.to_string());
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22 let cp = ">\n";
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23 let h:String = "\n<h".to_string() + &nr + &cp + &m + &"\n</h".to_string() + &nr + &cp;
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24 return h;
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25 }
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26
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27 // checks if the string contains only the given character
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28 fn only(s:&String, c:char) -> bool
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29 {
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30 if s.is_empty() {
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31 return false;
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32 }
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33 for sc in s.chars() {
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34 if sc != c {
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35 return false;
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36 }
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37 }
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38 return true;
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39 }
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40
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41 // returns true if the line is a header line, ie. starts with a set of #'s
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42 pub fn header(s:&str, c:usize) -> bool {
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43 if s.starts_with( &'#'.to_string().repeat(c)) {
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44 return true
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45 }
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46 return false
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47 }
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