Package check result: ERROR

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘Edwin de Jonge <edwindjonge@gmail.com>’
  
  New submission
  
  Package was archived on CRAN
  
  Possibly misspelled words in DESCRIPTION:
    Geocoding (2:8)
    geocoding (9:127)
  
  CRAN repository db overrides:
    X-CRAN-Comment: Archived on 2021-08-09 for policy violation
  
    On Internet access.

Check: examples, Result: ERROR
  Running examples in ‘nlgeocoder-Ex.R’ failed
  The error most likely occurred in:
  
  > base::assign(".ptime", proc.time(), pos = "CheckExEnv")
  > ### Name: nl_geocode
  > ### Title: Geocode adresses
  > ### Aliases: nl_geocode nl_geocode_rd nl_geocode_df
  > 
  > ### ** Examples
  > 
  > data("addresses")
  > 
  > r <- nl_geocode(addresses$Address)
  Error in nl_geocode(addresses$Address) : You'll need package 'sf'.
  Execution halted

Check: tests, Result: ERROR
    Running ‘testthat.R’ [2s/3s]
  Running the tests in ‘tests/testthat.R’ failed.
  Complete output:
    > library(testthat)
    > library(nlgeocoder)
    > 
    > test_check("nlgeocoder")
    Saving _problems/test-nl_geocode-46.R
    Saving _problems/test-nl_geocode-51.R
    Saving _problems/test-nl_geocode-61.R
    Saving _problems/test-nl_geocode-66.R
    Saving _problems/test-nl_geocode-72.R
    [ FAIL 5 | WARN 0 | SKIP 27 | PASS 3 ]
    
    ══ Skipped tests (27) ══════════════════════════════════════════════════════════
    • Nice to have, but not right now (1): 'test-nl_geocode.R:22:3'
    • On CRAN (26): 'test-nl_free.R:4:3', 'test-nl_free.R:10:3',
      'test-nl_free.R:16:3', 'test-nl_free.R:22:3', 'test-nl_free.R:28:3',
      'test-nl_free.R:34:3', 'test-nl_free.R:40:3', 'test-nl_free.R:46:3',
      'test-nl_free.R:52:3', 'test-nl_geocode.R:4:3', 'test-nl_geocode.R:10:3',
      'test-nl_geocode.R:16:3', 'test-nl_geocode.R:29:3', 'test-nl_geocode.R:35:3',
      'test-nl_geocode.R:77:3', 'test-nl_lookup.R:4:3', 'test-nl_lookup.R:10:3',
      'test-nl_suggest.R:4:3', 'test-nl_suggest.R:10:3', 'test-nl_suggest.R:16:3',
      'test-nl_suggest.R:22:3', 'test-nl_suggest.R:28:3', 'test-nl_suggest.R:34:3',
      'test-nl_suggest.R:40:3', 'test-nl_suggest.R:46:3', 'test-nl_suggest.R:52:3'
    
    ══ Failed tests ════════════════════════════════════════════════════════════════
    ── Error ('test-nl_geocode.R:46:3'): return as wgs84 is working ────────────────
    Error in `nl_geocode("Martinikerkhof 3 Groningen", output = "wgs84")`: You'll need package 'sf'.
    Backtrace:
        ▆
     1. └─nlgeocoder::nl_geocode("Martinikerkhof 3 Groningen", output = "wgs84") at test-nl_geocode.R:46:3
    ── Error ('test-nl_geocode.R:51:3'): return as rd is working ───────────────────
    Error in `nl_geocode("Martinikerkhof 3 Groningen", output = "rd")`: You'll need package 'sf'.
    Backtrace:
        ▆
     1. └─nlgeocoder::nl_geocode("Martinikerkhof 3 Groningen", output = "rd") at test-nl_geocode.R:51:3
    ── Error ('test-nl_geocode.R:61:3'): restrict search to Groningen ──────────────
    Error in `nl_geocode("Hoofdstraat", fq = "provincienaam:Groningen")`: You'll need package 'sf'.
    Backtrace:
        ▆
     1. └─nlgeocoder::nl_geocode("Hoofdstraat", fq = "provincienaam:Groningen") at test-nl_geocode.R:61:3
    ── Error ('test-nl_geocode.R:66:3'): restrict fields ───────────────────────────
    Error in `nl_geocode("Hoofdstraat", fl = c("woonplaatsnaam", "centroide_ll"))`: You'll need package 'sf'.
    Backtrace:
        ▆
     1. └─nlgeocoder::nl_geocode(...) at test-nl_geocode.R:66:3
    ── Error ('test-nl_geocode.R:72:3'): nl_geocode can handle a factor ────────────
    Error in `nl_geocode(f)`: You'll need package 'sf'.
    Backtrace:
        ▆
     1. └─nlgeocoder::nl_geocode(f) at test-nl_geocode.R:72:3
    
    [ FAIL 5 | WARN 0 | SKIP 27 | PASS 3 ]
    Error:
    ! Test failures.
    Execution halted