| # | Line 60 | Line 60 | namespace OpenMD { | |
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| 60 | struct NotEmptyConstraint : public ParamConstraintFacade<NotEmptyConstraint>{ | |
| 61 | ||
| 62 | NotEmptyConstraint() { description_= "nonempty";} | |
| 63 | < | bool operator()( const std::string data ) const { |
| 63 | > | bool operator()( const std::string &data ) const { |
| 64 | return !data.empty(); | |
| 65 | } | |
| 66 | }; | |
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