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Support specify code block start line number

This commit is contained in:
Wu Cheng-Han 2015-10-07 23:04:31 +08:00
parent 8a4ad57f6a
commit 5ed395122d
1 changed files with 7 additions and 2 deletions
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9
public/js/extra.js
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@ -471,11 +471,16 @@ function highlightRender(code, lang) {
} else {
var result = hljs.highlight(reallang, code);
}
if (/\=$/.test(lang)) {
var showlinenumbers = /\=$|(\d+)$/.test(lang);
if (showlinenumbers) {
var startnumber = 1;
var matches = lang.match(/\=(\d+)$/);
if (matches)
startnumber = parseInt(matches[1]);
var lines = result.value.split('\n');
var linenumbers = [];
for (var i = 0; i < lines.length - 1; i++) {
linenumbers[i] = "<span data-linenumber='" + (i + 1) + "'></span>";
linenumbers[i] = "<span data-linenumber='" + (startnumber + i) + "'></span>";
}
var linegutter = "<div class='gutter linenumber'>" + linenumbers.join('\n') + "</div>";
result.value = "<div class='wrapper'>" + linegutter + "<div class='code'>" + result.value + "</div></div>";