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Code Issues Releases Wiki Activity

Refactored run parser so that it can optionally not consume the terminator

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This commit is contained in:
Jeremy Ruston 2012-06-05 14:41:30 +01:00
parent 2c5913116b
commit f50e025f7c
1 changed files with 15 additions and 6 deletions
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21
core/modules/parsers/newwikitextparser/newwikitextparser.js
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@ -77,17 +77,22 @@ WikiTextRenderer.prototype.skipWhitespace = function() {
/* /*
Parse a run of text at the current position Parse a run of text at the current position
terminatorRegExp: a regexp at which to stop the run terminatorRegExp: a regexp at which to stop the run
options: see below
Options are:
leaveTerminator: true if the terminator shouldn't be consumed
Returns an array of tree nodes Returns an array of tree nodes
*/ */
WikiTextRenderer.prototype.parseRun = function(terminatorRegExp) { WikiTextRenderer.prototype.parseRun = function(terminatorRegExp,options) {
if(terminatorRegExp === null) { if(terminatorRegExp === null) {
return this.parseRunUnterminated(); return this.parseRunUnterminated(options);
} else { } else {
return this.parseRunTerminated(terminatorRegExp); return this.parseRunTerminated(terminatorRegExp,options);
} }
}; };
WikiTextRenderer.prototype.parseRunUnterminated = function() { WikiTextRenderer.prototype.parseRunUnterminated = function(options) {
options = options || {};
var tree = []; var tree = [];
// Find the next occurrence of a runrule // Find the next occurrence of a runrule
this.parser.runRegExp.lastIndex = this.pos; this.parser.runRegExp.lastIndex = this.pos;
@ -121,7 +126,8 @@ WikiTextRenderer.prototype.parseRunUnterminated = function() {
return tree; return tree;
}; };
WikiTextRenderer.prototype.parseRunTerminated = function(terminatorRegExp) { WikiTextRenderer.prototype.parseRunTerminated = function(terminatorRegExp,options) {
options = options || {};
var tree = []; var tree = [];
// Find the next occurrence of the terminator // Find the next occurrence of the terminator
terminatorRegExp = terminatorRegExp || /(\r?\n\r?\n)/mg; terminatorRegExp = terminatorRegExp || /(\r?\n\r?\n)/mg;
@ -138,7 +144,10 @@ WikiTextRenderer.prototype.parseRunTerminated = function(terminatorRegExp) {
if(terminatorMatch.index > this.pos) { if(terminatorMatch.index > this.pos) {
tree.push($tw.Tree.Text(this.source.substring(this.pos,terminatorMatch.index))); tree.push($tw.Tree.Text(this.source.substring(this.pos,terminatorMatch.index)));
} }
this.pos = terminatorMatch.index + terminatorMatch[0].length; this.pos = terminatorMatch.index;
if(!options.leaveTerminator) {
this.pos += terminatorMatch[0].length;
}
return tree; return tree;
} }
} }