Function processOperator

processOperator(
    obj: AnyObject,
    expr: unknown,
    options: Options,
    fn: Callback<number>,
    fixedPoints?: Record<string, number | Error>,
): number
Processes a trigonometric operator on a value with special handling for fixed points.
Parameters
- obj: AnyObject
  The object containing the value to process
- expr: unknown
  The expression to evaluate
- options: Options
  Options for computation
- fn: Callback<number>
  Callback function to apply on the computed value
- OptionalfixedPoints: Record<string, number | Error>
  Optional map of fixed point values to handle specially (defaults to FIXED_POINTS)
Returns number
The result of applying the trigonometric operation, or null

Throws
When trying to apply operation on invalid fixed points
- Defined in src/operators/expression/trignometry/_internal.ts:18