DOMSyntaxHighlighter.js [plain text]
WebInspector.DOMSyntaxHighlighter = function(mimeType, stripExtraWhitespace)
{
this._tokenizer = WebInspector.SourceTokenizer.Registry.getInstance().getTokenizer(mimeType);
this._stripExtraWhitespace = stripExtraWhitespace;
}
WebInspector.DOMSyntaxHighlighter.prototype = {
createSpan: function(content, className)
{
var span = document.createElement("span");
span.className = "webkit-" + className;
if (this._stripExtraWhitespace && className !== "whitespace")
content = content.replace(/^[\n\r]*/, "").replace(/\s*$/, "");
span.appendChild(document.createTextNode(content));
return span;
},
syntaxHighlightNode: function(node)
{
this._tokenizer.condition = this._tokenizer.createInitialCondition();
var lines = node.textContent.split("\n");
node.removeChildren();
for (var i = lines[0].length ? 0 : 1; i < lines.length; ++i) {
var line = lines[i];
var plainTextStart = 0;
this._tokenizer.line = line;
var column = 0;
do {
var newColumn = this._tokenizer.nextToken(column);
var tokenType = this._tokenizer.tokenType;
if (tokenType) {
if (column > plainTextStart) {
var plainText = line.substring(plainTextStart, column);
node.appendChild(document.createTextNode(plainText));
}
var token = line.substring(column, newColumn);
node.appendChild(this.createSpan(token, tokenType));
plainTextStart = newColumn;
}
column = newColumn;
} while (column < line.length)
if (plainTextStart < line.length) {
var plainText = line.substring(plainTextStart, line.length);
node.appendChild(document.createTextNode(plainText));
}
if (i < lines.length - 1)
node.appendChild(document.createElement("br"));
}
}
}