diff options
| -rw-r--r-- | prism_compile.c | 21 | ||||
| -rw-r--r-- | test/ruby/test_compile_prism.rb | 6 |
2 files changed, 27 insertions, 0 deletions
diff --git a/prism_compile.c b/prism_compile.c index 2c7b4f265f..e29e57721a 100644 --- a/prism_compile.c +++ b/prism_compile.c @@ -1488,6 +1488,27 @@ pm_compile_defined_expr0(rb_iseq_t *iseq, const pm_node_t *node, LINK_ANCHOR *co ID2SYM(id), get_ivar_ic_value(iseq, id), PUSH_VAL(DEFINED_IVAR)); return; } + case PM_BACK_REFERENCE_READ_NODE: { + char *char_ptr = (char *)(node->location.start) + 1; + ID backref_val = INT2FIX(rb_intern2(char_ptr, 1)) << 1 | 1; + + PM_PUTNIL; + ADD_INSN3(ret, &dummy_line_node, defined, INT2FIX(DEFINED_REF), + backref_val, + PUSH_VAL(DEFINED_GVAR)); + + return; + } + case PM_NUMBERED_REFERENCE_READ_NODE: { + uint32_t reference_number = ((pm_numbered_reference_read_node_t *)node)->number; + + PM_PUTNIL; + ADD_INSN3(ret, &dummy_line_node, defined, INT2FIX(DEFINED_REF), + INT2FIX(reference_number << 1), + PUSH_VAL(DEFINED_GVAR)); + + return; + } case PM_GLOBAL_VARIABLE_READ_NODE: { pm_global_variable_read_node_t *glabal_variable_read_node = (pm_global_variable_read_node_t *)node; PM_PUTNIL; diff --git a/test/ruby/test_compile_prism.rb b/test/ruby/test_compile_prism.rb index e51ca190d5..922640982e 100644 --- a/test/ruby/test_compile_prism.rb +++ b/test/ruby/test_compile_prism.rb @@ -125,6 +125,12 @@ module Prism assert_prism_eval("defined? X &= 1") assert_prism_eval("defined? X ||= 1") + assert_prism_eval("defined? $1") + assert_prism_eval("defined? $2") + assert_prism_eval("defined? $`") + assert_prism_eval("defined? $'") + assert_prism_eval("defined? $+") + assert_prism_eval("defined? $X = 1") assert_prism_eval("defined? $X *= 1") assert_prism_eval("defined? $X /= 1") |