:sparkles: fix code layout
:sparkles: fix to refine parseIdentifier
:sparkles: fix to refine parseLiteral
:sparkles: fix to refine parseEnvironmentExpression
:sparkles: fix to refine parseThisExpression
:sparkles: fix to refine parseRefExpression
:sparkles: fix to refine parseSignedExpression
: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
:sparkles: fix to refine parsePartialExpression
:sparkles: fix arguments for readability
:sparkles: fix to separate StringExpressionParser for #98