Gets a value from the df matching the passed symbol.
Signals an error if the name is not present, or if it not a single
value.
Source
clojure/contrib/dataflow.clj:116
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(defn get-value
"Gets a value from the df matching the passed symbol.
Signals an error if the name is not present, or if it not a single
value."
[df name]
(let [cell (get-cell df name)
result @(:value cell)]
(do (when (= *empty-value* result)
(throwf Exception "Cell named %s empty" name))
result)))
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