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mruby-fiber: add Fiber.yield description; close #3066

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Fiber.yield cannot be called from #initialize which is called by
mrb_funcall().  It is mruby limitation.
This commit is contained in:
Yukihiro "Matz" Matsumoto
2015-12-31 21:25:53 +09:00
parent 31b8469bff
commit 38b9c2d308
1 changed files with 3 additions and 1 deletions
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mrbgems/mruby-fiber/src/fiber.c
+3 -1
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@@ -332,7 +332,9 @@ mrb_fiber_yield(mrb_state *mrb, mrb_int len, const mrb_value *a)
* along any arguments that were passed to it. The fiber will resume
* processing at this point when <code>resume</code> is called next.
* Any arguments passed to the next <code>resume</code> will be the
* value that this <code>Fiber.yield</code> expression evaluates to.
*
* mruby limitation: Fiber resume/yield cannot cross C function boundary.
* thus you cannot yield from #initialize which is called by mrb_funcall().
*/
static mrb_value
fiber_yield(mrb_state *mrb, mrb_value self)