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Improve Kernel.ParallelCompiler warning #14820

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Oct 7, 2025
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Improve Kernel.ParallelCompiler warning #14820

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5 changes: 4 additions & 1 deletion lib/elixir/lib/kernel/parallel_compiler.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -321,7 +321,10 @@ defmodule Kernel.ParallelCompiler do
if Keyword.get(options, :return_diagnostics, false) do
{status, modules_or_errors, info}
else
IO.warn("you must pass return_diagnostics: true when invoking Kernel.ParallelCompiler")
IO.warn(
"you must pass return_diagnostics: true when invoking Kernel.ParallelCompiler functions"
)

to_tuples = &Enum.map(&1, fn diag -> {diag.file, diag.position, diag.message} end)

modules_or_errors =
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