Function createVarRenamer

createVarRenamer(varNameMapping?: Iterable<[Var, string]> | [Var, string][], encodeName?: ((index: number, forbiddenNames?: string[]) => string | undefined)): VarRenamer
Creates callback that returns a unique name for a variable.

Returns
The unique variable name.

See
encodeAlphaName
Parameters
- Optional varNameMapping: Iterable<[Var, string]> | [Var, string][]
  
  The iterable list of var-name pairs.
- encodeName: ((index: number, forbiddenNames?: string[]) => string | undefined) = encodeAlphaName
  
  Encodes the variable index as a valid name.
  - - (index: number, forbiddenNames?: string[]): string | undefined
    - Encodes index as a valid lowercase alpha variable name.
      
      Returns
      A variable name or undefined if an index corresponds to a forbidden name.
      
      Parameters
      
      index: number
      
      The variable index to encode.
      
      forbiddenNames: string[] = reservedKeywords
      
      The array of names that cannot be returned.
      
      Returns string | undefined
Returns VarRenamer