.rustfmt.toml

# rustfmt configuration file
#
# - only stable config settings are included.
# - * indicates the default value of a setting.
# - CHECK indicates the use of a non-default value.
#
# See: https://rust-lang.github.io/rustfmt/
################################################################################

# Specifies which edition is used by the parser.
edition = "2021" # *2015,2018,2021 CHECK

# Control the layout of arguments in a function.
fn_params_layout = "Tall" # *"Tall", "Compressed", "Vertical"

# Maximum width of each line.
max_width = 100 # *100

# Maximum width of an array literal before falling back to vertical formatting.
array_width = 88 # *60 CHECK

# Max width of args of function-like attributes before falling back to vertical.
attr_fn_like_width = 88 # *70 CHECK

# Maximum width of a chain to fit on one line.
chain_width = 88 # *60 CHECK

# Maximum width of the args of a function call before falling back to vertical.
fn_call_width = 88 # *60 CHECK

# Always print the abi for extern items.
force_explicit_abi = true # *true

# Use tab characters for indentation, spaces for alignment.
hard_tabs = false # *false

# Controls whether to include a leading pipe on match arms.
match_arm_leading_pipes = "Never" # *Never, Always, Preserve

# Merge multiple derives into a single one.
merge_derives = true # *true

# Unix or Windows line endings.
newline_style = "Unix" # *Auto,Native,Unix,Windows CHECK

# Remove nested parens.
remove_nested_parens = true # *true

# Reorder import and extern crate statements alphabetically in groups (a group
# is separated by a newline).
reorder_imports = true # *true

# Reorder mod declarations alphabetically in group.
reorder_modules = false # *true false CHECK

# Maximum line length for single line if-else expressions. A value of 0 (zero)
# results in if-else expressions always being broken into multiple lines. Note
# this occurs when use_small_heuristics is set to Off.
single_line_if_else_max_width = 80 # *50 CHECK

# Maximum width in the body of a struct literal before falling back to vertical
# formatting. A value of 0 (zero) results in struct literals always being broken
# into multiple lines. Note this occurs when use_small_heuristics is set to Off.
struct_lit_width = 50 # *18 CHECK

# Maximum width in the body of a struct variant before falling back to vertical
# formatting. A value of 0 (zero) results in struct literals always being broken
# into multiple lines. Note this occurs when use_small_heuristics is set to Off.
struct_variant_width = 88 # *35 CHECK

# Number of spaces per tab.
tab_spaces = 4 # *4

# Use field initialize shorthand if possible.
use_field_init_shorthand = true # *false CHECK

# This option can be used to simplify the management and bulk updates of the
# granular width configuration settings, that respectively control when
# formatted constructs are multi-lined/vertical based on width.
use_small_heuristics = "Default" # *Default,Off,Max

# Replace uses of the try! macro by the ? shorthand.
use_try_shorthand = false # *false