# Iseq\_s\_load $B$,(B filepath $B$N;XDj$N$J$$(B ISeq $B$G(B TypeError $BH/@8(B

**URL:** <https://www.ruby-forum.com/t/iseq-s-load-b-b-filepath-b-n-xdj-n-j-b-iseq-b-g-b-typeerror-bh-8-b/186283>\
**Category:** Development\
**Created:** [April 3, 2010, 6:07pm UTC](https://www.ruby-forum.com/t/iseq-s-load-b-b-filepath-b-n-xdj-n-j-b-iseq-b-g-b-typeerror-bh-8-b/186283 "2010-04-03T18:07:40Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![nagachika](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/n/bb73d2/32.png) [@nagachika](https://www.ruby-forum.com/u/nagachika)\
**Post date:** [April 3, 2010, 6:07pm UTC](https://www.ruby-forum.com/t/iseq-s-load-b-b-filepath-b-n-xdj-n-j-b-iseq-b-g-b-typeerror-bh-8-b/186283/1 "2010-04-03T18:07:40Z")

</div>

nagachika e$B$H?=$7$^$9!#e(B

ISeq e$B$GHs8x3+$Ne(B iseq\_s\_load  
e$B$r;H$C$FM7$s$G$$$F5$$,$D$$$?$N$G$9$,!"e(B  
trunk e$B$GJ8;zNs$+$ie(B compile e$B$7$?e(B ISeq  
e$B$r%m!\<%I$5$;$h$&$H$9$k$He(B  
e$B0J2\<$N$h$&$Ke(B TypeError e$B$,H/@8$7$^$9!#e(B

iseq\_test.rb:12:in `load’: can’t convert nil into String (TypeError)

iseq-\>filepath e$B$,e(B nil  
e$B$N\>l9g$,$"$k$N$KBP1~$7$F$$$J$$$h$&$G$7$?!#e(B  
e$B0J2\<$K%Q%C%A$rE=$jIU$1$^$9!#e(B

e$B$D$$$G$Ke(B 1.9.2-preview1 e$B$H8+Hf$Y$F!“e(BISeq#to\_a  
e$B$N7k2L$Ke(B filepath e$B$He(B lineno e$B$,e(B  
e$BDI2C$5$l$F$$$k$N$G!“0l1~%P!\<%8%g%s$r\>e$2$k$N$,NI$$$N$G$O$J$$$+$H;W$$e(B  
minor e$B$re(B 2-\>3 e$B$K$7$F$\_$^$7$?!#e(B  
e$B$b$C$H$be(B iseq\_s\_load  
e$B$G%P!\<%8%g%s%A%’%C%/$7$F$J$$$G$9$7!”$=$b$=$be(B iseq\_s\_load e$B$Oe(B  
e$BHs8x3+$J$N$G!”$^$@\>e$2$k$Y$-;~$G$O$J$$$H$$$&$3$H$G$"$l$P$3$l$OGK4~$7$F$/$@$5$$!#e(B

e$B0J\>e!"$h$m$7$/$\*4j$$$7$^$9!#e(B

# Index: iseq.c

— iseq.c (revision 27209)  
+++ iseq.c (working copy)  
@@ -458,7 +458,8 @@

```
 name = CHECK_STRING(rb_ary_entry(data, i++));
 filename = CHECK_STRING(rb_ary_entry(data, i++));

```

- filepath = CHECK\_STRING(rb\_ary\_entry(data, i++));

- filepath = rb\_ary\_entry(data, i++);

- filepath = NIL\_P(filepath) ? Qnil : CHECK\_STRING(filepath);  
line\_no = CHECK\_INTEGER(rb\_ary\_entry(data, i++));

- rb\_ary\_push(val, INT2FIX(2)); /\* minor \*/

- rb\_ary\_push(val, INT2FIX(3)); /\* minor \*/  
rb\_ary\_push(val, INT2FIX(1));  
rb\_ary\_push(val, misc);  
rb\_ary\_push(val, iseq-\>name);