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-rw-r--r--doc/ale.txt14
1 files changed, 9 insertions, 5 deletions
diff --git a/doc/ale.txt b/doc/ale.txt
index c7c1e81b..c31e2d3b 100644
--- a/doc/ale.txt
+++ b/doc/ale.txt
@@ -364,12 +364,16 @@ are supported for running the commands.
`process_with` An optional callback for post-processing.
- The callback must accept two arguments,
- `(buffer, output)`, which can be used for converting
- the output from a command into lines to replace the
- buffer's contents with.
+ The callback must accept arguments `(bufnr, output)`:
+ the buffer number undergoing fixing and the fixer's
+ output as a |List| of |String|s. It must return a |List|
+ of |String|s that will be the new contents of the
+ buffer.
+
+ This callback is useful to remove excess lines from the
+ command's output or apply additional changes to the
+ output.
- A |List| of |String|s must be returned.
`read_buffer` An optional key for disabling reading the buffer.