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Text to HTML: Difference between revisions
→{{header|Nim}}
Line 233:
</pre>
=={{header|Nim}}==
{{trans|Go}}
<lang Nim>import re, strutils, xmltree
const Text = """ Sample Text
This is an example of converting plain text to HTML which demonstrates extracting a title and escaping certain characters within bulleted and numbered lists.
* This is a bulleted list with a less than sign (<)
* And this is its second line with a greater than sign (>)
A 'normal' paragraph between the lists.
1. This is a numbered list with an ampersand (&)
2. "Second line" in double quotes
3. 'Third line' in single quotes
That's all folks."""
let p = re"\n\s*(\n\s*)+"
let ul = re"^\*"
let ol = re"^\d\."
let text = xmltree.escape(Text)
let paras = text.split(p)
# Assume if first character of first paragraph is white-space
# then it's probably a document title.
let firstChar = paras[0][0]
var titleString = "untitled"
var start = 0
if firstChar.isSpaceAscii:
titleString = paras[0].strip()
start = 1
echo "<html>"
echo "<head><title>", titleString, "</title></body>"
echo "<body>"
var blist, nlist = false
for ipara in start..paras.high:
var para = paras[ipara].strip()
if para.find(ul) >= 0:
if not blist:
blist = true
echo "<ul>"
echo " <li>", para[1..^1].strip(), "</li>"
continue
elif blist:
blist = false
echo "</ul>"
if para.find(ol) >= 0:
if not nlist:
nlist = true
echo "<ol>"
echo " <li>", para[2..^1].strip(), "</li>"
continue
elif nlist:
nlist = false
echo "</ol>"
if not (blist or nlist):
echo "<p>", para, "</p>"
if blist: echo "</ul>"
if nlist: echo "</ol>"
echo "</body>"
echo "</html>"</lang>
{{out}}
<pre><html>
<head><title>Sample Text</title></body>
<body>
<p>This is an example of converting plain text to HTML which demonstrates extracting a title and escaping certain characters within bulleted and numbered lists.</p>
<ul>
<li>This is a bulleted list with a less than sign (<)</li>
<li>And this is its second line with a greater than sign (>)</li>
</ul>
<p>A 'normal' paragraph between the lists.</p>
<ol>
<li>This is a numbered list with an ampersand (&)</li>
<li>"Second line" in double quotes</li>
<li>'Third line' in single quotes</li>
</ol>
<p>That's all folks.</p>
</body>
</html></pre>
=={{header|Perl}}==
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