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Contents
// Replace all occurences of "--" (double-hyphens,) within the page's text-nodes, with em-dashes.
// Use a replacer function to omit any occurences of triple-hyphens which appear in our documentation.
// For example, YAML Front - matter's opening and closing triple-hyphens
// Without the replacer funciton, triple-hyphens get replaced with an em-dash and a hyphen.
const emDashOrTripleHyphensRegex = /---?/g;
const tripleHyphenRegex = /---/;
const emDashReplacement = '—' // This is an em-dash, however, it looks like a hyphen in monospace text editor font!
function replacerFunction(match) {
return match.search(tripleHyphenRegex) === -1 ? emDashReplacement : match;
}
function walkText(node) {
if (node.nodeType == 3) {
node.data = node.data.replace(emDashOrTripleHyphensRegex, replacerFunction);
}
if (node.nodeType == 1 && node.nodeName != 'SCRIPT') {
for (var i = 0; i < node.childNodes.length; i++) {
walkText(node.childNodes[i]);
}
}
}
// Note on usage: You don't need to necessarily traverse the entire document.body.
// Usage:
//
// walkText(document.body);
//
export default walkText;
Version data entries
193 entries across 193 versions & 2 rubygems