diff options
Diffstat (limited to 'lib/Language/Elna/Frontend')
| -rw-r--r-- | lib/Language/Elna/Frontend/SymbolTable.hs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Language/Elna/Frontend/SymbolTable.hs b/lib/Language/Elna/Frontend/SymbolTable.hs index e90a942..4333acc 100644 --- a/lib/Language/Elna/Frontend/SymbolTable.hs +++ b/lib/Language/Elna/Frontend/SymbolTable.hs @@ -9,6 +9,7 @@ module Language.Elna.Frontend.SymbolTable , lookup , member , scope + , size , toMap , update ) where @@ -76,6 +77,9 @@ member :: Identifier -> SymbolTable -> Bool member identifier table = isJust $ lookup identifier table +size :: SymbolTable -> Int +size (SymbolTable _ map') = HashMap.size map' + fromList :: [(Identifier, Info)] -> Either (NonEmpty Identifier) SymbolTable fromList elements | Just identifierDuplicates' <- identifierDuplicates = |