lucene-query-parser
Version:
Lucene Query Parser for JavaScript created using PEG.js
43 lines (37 loc) • 1 kB
HTML
<html>
<head>
<!-- Load lucenequeryparser -->
<script type="text/javascript" src="../../lib/lucene-query-parser.js"></script>
</head>
<body>
<h3>Query Text</h3>
<textarea
id="query_text"
placeholder="Enter query text here..."
rows="4"
cols="120"
onkeyup="parse_query()"
>title:"The Right Way" AND text:go</textarea>
<h3>Parser Output</h3>
<hr />
<p>
<code id="parser_output">
</code>
</p>
<script type="text/javascript">
function parse_query() {
// get query text
var query_text = document.getElementById('query_text').value;
// parse query
var results = lucenequeryparser.parse(query_text);
// convert to pretty-printed JSON
results = JSON.stringify(results, undefined, 2);
results = results.replace(/\n/g, "<br>").replace(/[ ]/g, " ");
// display results
document.getElementById('parser_output').innerHTML = results
}
parse_query();
</script>
</body>
</html>