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//> This file is part of Ymacs, an Emacs-like editor for the Web
//> http://www.ymacs.org/
//>
//> Copyright (c) 2009-2010, Mihai Bazon, Dynarch.com. All rights reserved.
//>
//> Redistribution and use in source and binary forms, with or without
//> modification, are permitted provided that the following conditions are
//> met:
//>
//> * Redistributions of source code must retain the above copyright
//> notice, this list of conditions and the following disclaimer.
//>
//> * Redistributions in binary form must reproduce the above copyright
//> notice, this list of conditions and the following disclaimer in
//> the documentation and/or other materials provided with the
//> distribution.
//>
//> * Neither the name of Dynarch.com nor the names of its contributors
//> may be used to endorse or promote products derived from this
//> software without specific prior written permission.
//>
//> THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
//> EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
//> IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
//> PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE
//> FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
//> CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
//> SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
//> INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
//> CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
//> ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
//> THE POSSIBILITY OF SUCH DAMAGE.
// @require ymacs-tokenizer.js
Ymacs_Tokenizer.define("markdown", function(stream, tok) {
var PARSER = { next: next, copy: copy };
function copy() {
var context = restore.context = {
};
function restore() {
return PARSER;
};
return restore;
};
function foundToken(c1, c2, type) {
tok.onToken(stream.line, c1, c2, type);
};
function next() {
stream.checkStop();
var tmp;
if (stream.col == 0 && (tmp = stream.lookingAt(/^(#+)/))) {
foundToken(0, stream.col = stream.lineLength(), "markdown-heading" + tmp[0].length);
}
else if (stream.line > 0 && stream.col == 0 && (tmp = stream.lookingAt(/^[=-]+$/)) && /\S/.test(stream.lineText(stream.line - 1))) {
tmp = tmp[0].charAt(0) == "=" ? 1 : 2;
tmp = "markdown-heading" + tmp;
tok.onToken(stream.line - 1, 0, stream.lineLength(stream.line - 1), tmp);
foundToken(0, stream.col = stream.lineLength(), tmp);
}
else if (stream.col == 0 && (tmp = stream.lookingAt(/^[>\s]*/))) {
tmp = tmp[0].replace(/\s+/g, "").length;
if (tmp > 3)
tmp = "";
tmp = "markdown-blockquote" + tmp;
foundToken(0, stream.col = stream.lineLength(), tmp);
}
else {
foundToken(stream.col, ++stream.col, null);
}
};
return PARSER;
});
Ymacs_Buffer.newMode("markdown_mode", function() {
var tok = this.tokenizer;
this.setTokenizer(new Ymacs_Tokenizer({ buffer: this, type: "markdown" }));
return function() {
this.setTokenizer(tok);
};
});
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