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better recursion?

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This commit is contained in:
Christopher Jeffrey 2011-08-13 16:53:15 -05:00
parent 2f6396e217
commit a2cccfaf1d
1 changed files with 114 additions and 112 deletions
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60
lib/marked.js
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@ -32,32 +32,7 @@ var links;
* Lexer
*/
var lex = function(str) {
var tokens = []
, line = 0;
// normalize whitespace
str = str.replace(/\r\n/g, '\n')
.replace(/\r/g, '\n');
str = str.replace(/\t/g, ' ');
//str = str.replace(/(^|\n) +(\n|$)/g, '$1$2');
// unfortunately, this is the most
// performant method of getting link
// definitions out of the way.
links = {};
str = str.replace(
/^ {0,3}\[([^\]]+)\]: *([^ ]+)(?: +"([^"]+)")?/gm,
function(_, id, href, title) {
links[id] = {
href: href,
title: title
};
return '';
});
(function lex(str) {
var lex_ = function lex(str, tokens, line) {
var i
, key
, rule;
@ -134,7 +109,7 @@ var lex = function(str) {
type: 'list_item_start',
line: line
});
lex(item, tokens);
lex(item, tokens, line);
tokens.push({
type: 'list_item_end',
line: line
@ -159,7 +134,7 @@ var lex = function(str) {
line: line
});
cap = cap[0].replace(/^ *>/gm, '');
lex(cap, tokens);
lex(cap, tokens, line);
tokens.push({
type: 'blockquote_end',
line: line
@ -168,7 +143,34 @@ var lex = function(str) {
}
break;
}
})(str);
};
var lex = function(str) {
var tokens = []
, line = 0;
// normalize whitespace
str = str.replace(/\r\n/g, '\n')
.replace(/\r/g, '\n');
str = str.replace(/\t/g, ' ');
//str = str.replace(/(^|\n) +(\n|$)/g, '$1$2');
// unfortunately, this is the most
// performant method of getting link
// definitions out of the way.
links = {};
str = str.replace(
/^ {0,3}\[([^\]]+)\]: *([^ ]+)(?: +"([^"]+)")?/gm,
function(_, id, href, title) {
links[id] = {
href: href,
title: title
};
return '';
});
lex_(str, tokens, line);
return tokens;
};