Allow custom filters for the jq fixer (#1980)

* Allow the jq filters to receive custom filters.
* Update documentation.

1 files changed, 13 insertions, 1 deletions

diff --git a/test/fixers/test_jq_fixer_callback.vader b/test/fixers/test_jq_fixer_callback.vader
index 2e32bf8e..74580d3b 100644
--- a/test/fixers/test_jq_fixer_callback.vader
+++ b/test/fixers/test_jq_fixer_callback.vader
@@ -1,6 +1,7 @@
 Before:
   Save g:ale_json_jq_executable
   Save g:ale_json_jq_options
+  Save g:ale_json_jq_filters
 
 After:
   Restore
@@ -8,7 +9,18 @@ After:
 Execute(The jq fixer should use the options you set):
   let g:ale_json_jq_executable = 'foo'
   let g:ale_json_jq_options = '--bar'
+  let g:ale_json_jq_filters = '.baz'
 
   AssertEqual
-  \ {'command': ale#Escape('foo') . ' . --bar'},
+  \ {'command': ale#Escape('foo') . ' .baz --bar'},
+  \ ale#fixers#jq#Fix(bufnr(''))
+
+Execute(The jq fixer should return 0 when there are no filters):
+  let g:ale_json_jq_executable = 'jq'
+  let g:ale_json_jq_options = ''
+
+  let g:ale_json_jq_filters = ''
+
+  AssertEqual
+  \ 0,
   \ ale#fixers#jq#Fix(bufnr(''))