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ob-ref: Allow passing empty strings into code blocks.
Thanks to Leo Alekseyev for pointing this out. * lisp/ob-ref.el (org-babel-ref-parse): Allow passing empty strings into code blocks.
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@ -76,7 +76,7 @@ the variable."
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(cons (intern var)
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(let ((out (org-babel-read ref)))
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(if (equal out ref)
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(if (string-match "^\".+\"$" ref)
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(if (string-match "^\".*\"$" ref)
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(read ref)
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(org-babel-ref-resolve ref))
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out))))))
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