{"size": 451, "ext": "scrbl", "max_stars_repo_path": "lens-doc/lens/private/hash/nested.scrbl", "max_stars_repo_name": "AlexKnauth/lens", "max_stars_repo_stars_event_min_datetime": "2015-07-08T12:56:46.000Z", "max_stars_repo_stars_event_max_datetime": "2022-03-17T21:21:54.000Z", "max_issues_repo_path": "lens-doc/lens/private/hash/nested.scrbl", "max_issues_repo_name": "AlexKnauth/lens", "max_issues_repo_issues_event_min_datetime": "2015-07-07T01:47:59.000Z", "max_issues_repo_issues_event_max_datetime": "2019-09-10T18:35:17.000Z", "max_forks_repo_path": "lens-doc/lens/private/hash/nested.scrbl", "max_forks_repo_name": "AlexKnauth/lens", "max_forks_repo_forks_event_min_datetime": "2015-07-07T05:01:29.000Z", "max_forks_repo_forks_event_max_datetime": "2019-07-16T00:37:04.000Z"}
{"max_stars_count": 66, "max_issues_count": 199, "max_forks_count": 11, "avg_line_length": 30.0666666667, "max_line_length": 58, "alphanum_fraction": 0.6829268293}
#lang scribble/manual

@(require lens/private/doc-util/main)


@defproc[(hash-ref-nested-lens [key any/c] ...) lens?]{
  Contructs a lens that targets hashes with nested hashes
  as values and views the value obtained by using each
  @racket[key] in order.
  @lens-examples[
    (define foo-bar-lens (hash-ref-nested-lens 'foo 'bar))
    (lens-view foo-bar-lens (hash 'foo (hash 'bar 1)))
    (lens-set foo-bar-lens (hash 'foo (hash 'bar 1)) 1000)
]}
