diff options
author | Kevin Newton <kddnewton@gmail.com> | 2023-08-10 10:46:12 -0400 |
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committer | Takashi Kokubun <takashikkbn@gmail.com> | 2023-08-16 17:47:32 -0700 |
commit | fb287fa425514ee26a156e9792e1e6380c0318b5 (patch) | |
tree | 841423edd2a0fcda5a7d1c6b2b14b4e34c2fcf77 /yarp | |
parent | ecf2e84c05903cc7cdbc78310eae3cca794164d1 (diff) | |
download | ruby-fb287fa425514ee26a156e9792e1e6380c0318b5.tar.gz |
[ruby/yarp] Support the flipflop flag
https://github.com/ruby/yarp/commit/6315890390
Diffstat (limited to 'yarp')
-rw-r--r-- | yarp/yarp.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/yarp/yarp.c b/yarp/yarp.c index 6f3d875860..9de67f7c62 100644 --- a/yarp/yarp.c +++ b/yarp/yarp.c @@ -431,6 +431,32 @@ yp_parser_constant_id_token(yp_parser_t *parser, const yp_token_t *token) { return yp_parser_constant_id_location(parser, token->start, token->end); } +// Mark any range nodes in this subtree as flipflops. +static void +yp_flip_flop(yp_node_t *node) { + switch (YP_NODE_TYPE(node)) { + case YP_NODE_AND_NODE: { + yp_and_node_t *cast = (yp_and_node_t *) node; + yp_flip_flop(cast->left); + yp_flip_flop(cast->right); + break; + } + case YP_NODE_OR_NODE: { + yp_or_node_t *cast = (yp_or_node_t *) node; + yp_flip_flop(cast->left); + yp_flip_flop(cast->right); + break; + } + case YP_NODE_RANGE_NODE: { + yp_range_node_t *cast = (yp_range_node_t *) node; + cast->flags |= YP_RANGE_NODE_FLAGS_FLIP_FLOP; + break; + } + default: + break; + } +} + // In a lot of places in the tree you can have tokens that are not provided but // that do not cause an error. For example, in a method call without // parentheses. In these cases we set the token to the "not provided" type. For @@ -2274,6 +2300,7 @@ yp_if_node_create(yp_parser_t *parser, yp_node_t *consequent, const yp_token_t *end_keyword ) { + yp_flip_flop(predicate); yp_if_node_t *node = YP_ALLOC_NODE(parser, yp_if_node_t); const char *end; @@ -2309,6 +2336,7 @@ yp_if_node_create(yp_parser_t *parser, // Allocate and initialize new IfNode node in the modifier form. static yp_if_node_t * yp_if_node_modifier_create(yp_parser_t *parser, yp_node_t *statement, const yp_token_t *if_keyword, yp_node_t *predicate) { + yp_flip_flop(predicate); yp_if_node_t *node = YP_ALLOC_NODE(parser, yp_if_node_t); yp_statements_node_t *statements = yp_statements_node_create(parser); @@ -2336,6 +2364,8 @@ yp_if_node_modifier_create(yp_parser_t *parser, yp_node_t *statement, const yp_t // Allocate and initialize an if node from a ternary expression. static yp_if_node_t * yp_if_node_ternary_create(yp_parser_t *parser, yp_node_t *predicate, yp_node_t *true_expression, const yp_token_t *colon, yp_node_t *false_expression) { + yp_flip_flop(predicate); + yp_statements_node_t *if_statements = yp_statements_node_create(parser); yp_statements_node_body_append(if_statements, true_expression); @@ -3974,6 +4004,7 @@ yp_undef_node_append(yp_undef_node_t *node, yp_node_t *name) { // Allocate a new UnlessNode node. static yp_unless_node_t * yp_unless_node_create(yp_parser_t *parser, const yp_token_t *keyword, yp_node_t *predicate, yp_statements_node_t *statements) { + yp_flip_flop(predicate); yp_unless_node_t *node = YP_ALLOC_NODE(parser, yp_unless_node_t); const char *end; @@ -4005,6 +4036,7 @@ yp_unless_node_create(yp_parser_t *parser, const yp_token_t *keyword, yp_node_t // Allocate and initialize new UnlessNode node in the modifier form. static yp_unless_node_t * yp_unless_node_modifier_create(yp_parser_t *parser, yp_node_t *statement, const yp_token_t *unless_keyword, yp_node_t *predicate) { + yp_flip_flop(predicate); yp_unless_node_t *node = YP_ALLOC_NODE(parser, yp_unless_node_t); yp_statements_node_t *statements = yp_statements_node_create(parser); |