Hook to add additional or override existing fileMap tokens. Use `fileMapTokens` to add custom fileMap tokens for use in the `mapFile` method. The hook must return an object in the following pattern: ```js { __token__(options){ // logic to determine value goes here
()
| 720 | @return {Object|null} |
| 721 | */ |
| 722 | fileMapTokens() {}, |
| 723 | |
| 724 | /** |
| 725 | @private |
nothing calls this directly
no outgoing calls
no test coverage detected
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