Code

Add :migrate_call_parens_on_pipe formatter option

Add :indentation option to Code.string_to_quoted/2

Support several migration options in Code.format_string!/2

Add parenthesis around -- and --- in Code.format_string!/2 to make precedence clearer

Include more metadata in Code.string_to_quoted/2 when token_metadata: true to help compute ranges from the AST

Support cursor inside fn/rescue/catch/else/after inside Code.Fragment.container_cursor_to_quoted/2

Emit :defmodule tracing event on module definition

Add :emit_warnings for Code.string_to_quoted/2

Automatically include columns in parsing options

Introduce MismatchedDelimiterError for handling mismatched delimiter exceptions

Code.string_to_quoted/2 honors :static_atoms_encoder for multi-letter sigils

Code.format_string!/2 now converts 'charlists' into ~c"charlists" by default

Add :on_undefined_variable to the compiler options to preserve the warning behaviour which was deprecated back in Elixir v1.4

Add Code.loaded?/1 and Code.ensure_all_loaded(!)/1

Add Code.prepend_paths/1, Code.append_paths/1, and Code.delete_paths/1

Add Code.with_diagnostics/2 to return diagnostics when compiling and evaluating code

Properly handle blocks with comments in all cases in Code.quoted_to_string_with_comments/2

Add Code.eval_quoted_with_env/4 with support for the :prune_binding option

Add :normalize_bitstring_modifiers to Code.format_string!/2

Emit deprecation and type warnings for invalid options in on Code.compile_string/2 and Code.compile_quoted/2

Warn if an outdated lexical tracker is given on eval

Add Code.env_for_eval/1 and Code.eval_quoted_with_env/3

Improve stacktraces from eval operations on Erlang/OTP 25+

Allow iodata to be returned in sigil formatting functions

Pass opening delimiter information to sigil formatting functions

Add Code.string_to_quoted_with_comments/2 and Code.quoted_to_algebra/2

Add more :token_metadata to aliases and remote calls when parsing strings

Add Code.Fragment module to provide best-effort information from code fragments. The module currently provides an updated Code.Fragment.cursor_context/2 with operator support and Code.Fragment.surround_context/2 which looks at a given position in a fragment and find its surrounding delimiters

Allow custom sigil formatting on Code.format_string!/2

Add {:on_module, bytecode, :none} trace to compilation tracers

Environment options in Code.eval_quoted/3 and Code.eval_string/3, such as :aliases and :tracers, have been deprecated in favor of passing an environment

Code.cursor_context/2 is deprecated, use Code.Fragment.cursor_context/2 instead

Add Code.cursor_context/2 to return the context of a code snippet

Do not add newlines around interpolation on code formatting. Note this means formatted code that has interpolation after the line length on Elixir v1.12 won't be considered as formatted on earlier Elixir versions

Do not add brackets when keywords is used in the access syntax

Improve evaluation performance on systems running on Erlang/OTP 24+

Add :column to Code.string_to_quoted*/2

Add Code.can_await_module_compilation?/0 to check if the parallel compiler is enabled and it can await for other modules to be compiled

Add :token_metadata and :literal_encoder support to Code.string_to_quoted/2

Add compiler tracing to lift events done by the compiler

Return {:error, :unavailable} in Code.ensure_compiled/1 if module is in a deadlock

compiler_options/0 is deprecated in favor of compiler_option/1

Code.load_file/2 has been deprecated in favor of Code.require_file/2 or Code.compile_file/2

Code.loaded_files/0 and Code.unload_file/1 have been deprecated in favor of Code.required_files/0 and Code.unrequire_file/1 respectively

Code.ensure_compiled?/1 is deprecated in favor of Code.ensure_compiled/1

Add static_atom_encoder option to Code.string_to_quoted/2

Support :force_do_end_blocks on Code.format_string!/2 and Code.format_file!/2

Do not raise on deadlocks on Code.ensure_compiled/1

Add Code.compile_file/2 that compiles files without leaving footprints on the system

Add Code.purge_compiler_modules/0 that purges any compiler module left behind. This is useful for live systems dynamically compiling code

Add Code.fetch_docs/1 that returns docs in the EEP 48 format

Deprecate Code.load_file/2 in favor of Code.compile_file/2

Deprecate Code.loaded_files/0 in favor of Code.required_files/0

Deprecate Code.unload_files/1 in favor of Code.unrequire_files/1

Code.get_docs/2 is deprecated in favor of Code.fetch_docs/1

Add format_string!/2 and format_file!/2 for automatic code formatting

Support column annotations in quoted expressions with columns: true in Code.string_to_quoted/2

Ensure we don't lose the caller stacktrace on code evaluation

Add Code.eval_file/2

Eval now returns variables from other contexts