diff options
Diffstat (limited to 'js/src/frontend/FoldConstants.cpp')
| -rw-r--r-- | js/src/frontend/FoldConstants.cpp | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/js/src/frontend/FoldConstants.cpp b/js/src/frontend/FoldConstants.cpp index 689fa02b4..16294c4a8 100644 --- a/js/src/frontend/FoldConstants.cpp +++ b/js/src/frontend/FoldConstants.cpp @@ -117,9 +117,10 @@ ContainsHoistedDeclaration(ExclusiveContext* cx, ParseNode* node, bool* result) // These two aren't statements in the spec, but we sometimes insert them // in statement lists anyway. + case PNK_INITIALYIELD: case PNK_YIELD_STAR: case PNK_YIELD: - MOZ_ASSERT(node->isArity(PN_BINARY)); + MOZ_ASSERT(node->isArity(PN_UNARY)); *result = false; return true; @@ -1775,21 +1776,23 @@ Fold(ExclusiveContext* cx, ParseNode** pnp, Parser<FullParseHandler>& parser, bo case PNK_GENEXP: return FoldList(cx, pn, parser, inGenexpLambda); + case PNK_INITIALYIELD: + MOZ_ASSERT(pn->isArity(PN_UNARY)); + MOZ_ASSERT(pn->pn_kid->isKind(PNK_ASSIGN) && + pn->pn_kid->pn_left->isKind(PNK_NAME) && + pn->pn_kid->pn_right->isKind(PNK_GENERATOR)); + return true; + case PNK_YIELD_STAR: - MOZ_ASSERT(pn->isArity(PN_BINARY)); - MOZ_ASSERT(pn->pn_right->isKind(PNK_NAME)); - return Fold(cx, &pn->pn_left, parser, inGenexpLambda); + MOZ_ASSERT(pn->isArity(PN_UNARY)); + return Fold(cx, &pn->pn_kid, parser, inGenexpLambda); case PNK_YIELD: case PNK_AWAIT: - MOZ_ASSERT(pn->isArity(PN_BINARY)); - MOZ_ASSERT(pn->pn_right->isKind(PNK_NAME) || - (pn->pn_right->isKind(PNK_ASSIGN) && - pn->pn_right->pn_left->isKind(PNK_NAME) && - pn->pn_right->pn_right->isKind(PNK_GENERATOR))); - if (!pn->pn_left) + MOZ_ASSERT(pn->isArity(PN_UNARY)); + if (!pn->pn_kid) return true; - return Fold(cx, &pn->pn_left, parser, inGenexpLambda); + return Fold(cx, &pn->pn_kid, parser, inGenexpLambda); case PNK_RETURN: return FoldReturn(cx, pn, parser, inGenexpLambda); |