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If an option was given no value, throw an error

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The previous behavior was to trigger a confusing assertion.
This commit is contained in:
John Wiegley 2009-02-14 04:35:22 -04:00
parent 7fb55eedef
commit 5290b6e8aa
1 changed files with 2 additions and 1 deletions
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3
src/option.h
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@ -106,7 +106,8 @@ public:
string& str() {
assert(handled);
assert(value);
if (! value)
throw_(std::runtime_error, "No argument provided for " << desc());
return value.as_string_lval();
}