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Added null checks

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This commit is contained in:
zhengbli 2015-08-19 20:47:02 -07:00
parent b16536b60d
commit d1253d56ac
1 changed files with 9 additions and 9 deletions
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18
src/services/utilities.ts
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@ -480,21 +480,21 @@ namespace ts {
case SyntaxKind.LetKeyword:
case SyntaxKind.ConstKeyword:
// if the current token is var, let or const, skip the VariableDeclarationList
node = node.parent.parent;
node = node.parent === undefined ? undefined : node.parent.parent;
break;
default:
node = node.parent;
break;
}
if (!node.jsDocComment) {
node = node.parent;
}
}
let jsDocComment = node.jsDocComment;
if (jsDocComment) {
for (let tag of jsDocComment.tags) {
if (tag.pos <= position && position <= tag.end) {
return tag;
if (node) {
let jsDocComment = node.jsDocComment;
if (jsDocComment) {
for (let tag of jsDocComment.tags) {
if (tag.pos <= position && position <= tag.end) {
return tag;
}
}
}
}