rustfmt.toml

# Use unstable
unstable_features = true

# Rustfmt cannot format long lines inside macros, but this option detects this.
# This is unstable (tracking issue: https://github.com/rust-lang/rustfmt/issues/3391)
error_on_line_overflow = true

# Override the default formatting style.

# See https://github.com/rust-dev-tools/fmt-rfcs/issues/149.
# This is unstable (tracking issue: https://github.com/rust-lang/rustfmt/issues/3370)
overflow_delimited_expr = true
# This is unstable (tracking issue: none).
imports_granularity = "Crate"
# This is unstable (tracking issue: none).
group_imports = "StdExternalCrate"

# Apply rustfmt to more places.
# This is unstable (tracking issue: https://github.com/rust-lang/rustfmt/issues/3348).
format_code_in_doc_comments = true

# Automatically fix deprecated style.
use_field_init_shorthand = true
use_try_shorthand = true

# Set the default settings again to always apply the proper formatting without
# being affected by the editor settings.
edition = "2021"
hard_tabs = false
newline_style = "Unix"
tab_spaces = 4