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Parse the source in SCRIPT_LINES__ if possible

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65651 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-11-10 10:39:58 +00:00
parent 67099c4505
commit 2aed2cbcf2
1 changed files with 21 additions and 2 deletions
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23
ast.c
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@ -167,10 +167,24 @@ node_find(VALUE self, const int node_id)
return Qnil;
}
static VALUE
script_lines(VALUE path)
{
VALUE hash, lines;
ID script_lines;
CONST_ID(script_lines, "SCRIPT_LINES__");
if (!rb_const_defined_at(rb_cObject, script_lines)) return Qnil;
hash = rb_const_get_at(rb_cObject, script_lines);
if (!RB_TYPE_P(hash, T_HASH)) return Qnil;
lines = rb_hash_lookup(hash, path);
if (!RB_TYPE_P(lines, T_ARRAY)) return Qnil;
return lines;
}
static VALUE
rb_ast_s_of(VALUE module, VALUE body)
{
VALUE path, node;
VALUE path, node, lines;
int node_id;
const rb_iseq_t *iseq = NULL;
@ -189,7 +203,12 @@ rb_ast_s_of(VALUE module, VALUE body)
path = rb_iseq_path(iseq);
node_id = iseq->body->location.node_id;
node = rb_ast_parse_file(path);
if (!NIL_P(lines = script_lines(path))) {
node = rb_ast_parse_str(rb_ary_join(lines, Qnil));
}
else {
node = rb_ast_parse_file(path);
}
return node_find(node, node_id);
}