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doc: Clarify the types of process_with (#4039)

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David Briscoe 2022-02-04 03:22:40 -08:00 committed by GitHub
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doc/ale.txt
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@ -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.