message: Set func callExpressions on new to prevent errors
diff: @@ -116,7 +116,7 @@ export class FunctionExpression implements Expression {
  * The list of function calls that are declared within this function scope. This excludes CallExpressions
  * declared in child functions
  */
  - public callExpressions: CallExpression[];
  + public callExpressions = [] as CallExpression[];
  /**
  * The range of the function, starting at the 'f' in function or 's' in sub (or the open paren if the keyword is missing),
  