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clarify logic for resolving property parents

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This commit is contained in:
Jeff Williams 2014-10-15 08:51:37 -07:00
parent 79a3be132c
commit 2b34c5167a
1 changed files with 18 additions and 18 deletions
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18
lib/jsdoc/src/parser.js
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@ -444,28 +444,28 @@ Parser.prototype.resolveThis = function(node) {
* an empty array if no doclets are found. * an empty array if no doclets are found.
*/ */
Parser.prototype.resolvePropertyParents = function(node) { Parser.prototype.resolvePropertyParents = function(node) {
var currentNode = node; var currentAncestor = node.parent;
var nextAncestor = currentAncestor ? currentAncestor.parent : null;
var doclet; var doclet;
var doclets = []; var doclets = [];
do { while (currentAncestor) {
if (currentNode.parent) { doclet = this._getDoclet(currentAncestor.nodeId);
doclet = this._getDoclet(currentNode.parent.nodeId);
if (doclet) { if (doclet) {
doclets.push(doclet); doclets.push(doclet);
} }
// if the parent is an assignment expression (for example, `exports.FOO` in // if the next ancestor's parent is an assignment expression (for example, `exports.FOO` in
// `var foo = exports.FOO = { x: 1 }`, keep walking upwards // `var foo = exports.FOO = { x: 1 }`, keep walking upwards
if (currentNode.parent.parent.type === Syntax.AssignmentExpression) { if (nextAncestor && nextAncestor.type === Syntax.AssignmentExpression) {
currentNode = currentNode.parent; nextAncestor = nextAncestor.parent;
currentAncestor = currentAncestor.parent;
} }
// otherwise, we're done // otherwise, we're done
else { else {
currentNode = null; currentAncestor = null;
} }
} }
} while (currentNode);
return doclets; return doclets;
}; };