:sparkles: fix to refine parseSeriesExpression
:sparkles: fix to refine parseProgram
:sparkles: fix to refine parseEventExpression
:sparkles: change method name
:sparkles: fix to refine parseLabelAsSymbol
:sparkles: fix to refine parseExpression
:sparkles: fix to refine parseListExpression
:bug: fix lexer#unlex to restore correct index
:sparkles: fix to refine parseListIndexer
:sparkles: fix to refine parseHashedExpression