Elixir is a dynamic, functional language for building scalable and maintainable applications
Code.eval_* functions are not returned as tagged tuples:exit_code option to :exit_status on Mix.raise/2
--profile time to make it easier to detect outliersApplication.compile_env/2 and Application.compile_env!/2
Enum.into/3 and Map.new/2
Code.format_string!/2 formats multiline expression inside interpolation on the first runMix.install/2 expand paths for depshttpc warningsAnnouncement: https://elixir-lang.org/blog/2021/05/19/elixir-v1-12-0-released/
c:EEx.Engine.handle_text/3 callback that receives text metadataCode.cursor_context/2 to return the context of a code snippetCalendar.ISO parsing functionsDate.range/3
offset to DateTime.to_iso8601/2 (now to_iso8601/3)Enum.count_until/2 and Enum.count_until/3
Enum.product/1
Enum.zip_with/2, Enum.zip_with/3, Enum.zip_reduce/3, and Enum.zip_reduce/4
Enum.with_index/2
error_info data for exceptions coming from ErlangFloat.pow/2
Integer.pow/2 and Integer.extended_gcd/2
IO.stream/0 and IO.binstream/0 which default to STDIO with line orientationList.first/1 and List.last/1
first..last//step as support for stepped rangesmin/2 and max/2
Kernel.tap/2 and Kernel.then/2
Macro.struct!/2
:newline to customize newlines escaping in Macro.unescape_string/2
@dialyzer attributesModule.get_definition/2 and Module.delete_definition/2
@on_load to be a private function@dialyzer related module attributesModule.reserved_attributes/0 to list all reserved attributes by the languageRange.new/3 and Range.size/1
Regex.scan/3 and Regex.run/3
:compression on Registry tablesRegistry.values/3 for reading values under a given key-pid pairStream.zip_with/2 and Stream.zip_with/3
:turkic mode option to String case functionsSystem.trap_signal/3 and System.untrap_signal/2
System.shell/2 to invoke a command that is interpreted by the shellTuple.sum/1 and Tuple.product/1
:rfc3986 optionasync vs sync testsExUnit.async_run/0 and ExUnit.await_run/1
|>, automatically pipe in the result of the last expressionMix.install/2 for dynamically installing a list of dependencies:exit_code option in Mix.raise/2
MIX_ENV and MIX_TARGET values if they are empty stringsMIX_DEBUG=1
config/runtime.exs
RELEASE_PROG to releases with the name of the executable starting the releaseremote.vm.args to customize how the connecting VM boots--failed tests. This provides a better workflow as you no longer need to toggle the --failed flag between runs-e "" (with an empty string) parses correctly on Windows:limit option for derived implementationsCode.fetch_docs/1, unless they start with underscore, where they remain as :none. This aligns Elixir's implementation with EEP48end) followed by the :: operatorMacro.decompose_call/1 now also consider tuples with more than 2 elements to not be valid callsMacro.to_string/1 double-escaping of escape characters in sigilsMacro.underscore/1 on digits preceded by capitals: "FOO10" now becomes "foo10" instead of "fo_o10"Macro.underscore/1
-ab3 is now parsed as -a -b 3
Path.relative_to/2 when referencing selfPath.absname/1, such as "c:"Task.async_stream/2 with ordered: false discard results as they are emitted, instead of needlessly accumulating inside the stream manager:max_concurrency is set to 0 on streaming operationsURI.merge/2
@tag tmp_dir an absolute directory, avoiding inconsistencies if the test changes the current working directoryruntime: false setmix compile cycle--cover is givenmix compile callfirst..last to match on ranges is soft-deprecated and will warn on future Elixir versions. Use first..last//step insteadfirst..last to create decreasing ranges is soft-deprecated and will warn on future versions. Use first..last//-1 insteaduse EEx.Engine is deprecated in favor of explicit delegation^^^ is deprecated. If you are using Bitwise.^^^/2, use Bitwise.bxor/2 instead@foo() in favor of @foo
System.stacktrace/0 (it was already deprecated outside of catch/rescue and now it is deprecated everywhere):xref compiler is deprecated and it has no effect. Please remove it from your mix.exs file.This release introduces fixes for better support of Erlang/OTP 24+.
Macro.unique_var/2 and Macro.generate_unique_arguments/2
:static_atoms_encoder is set in Code.string_to_quoted
with
@after_compile
++
ram_file:compress/1
erts appdir:erlang.is_record is used in guards__ENV__ inside functions