rustfmt.toml

# Base Formatting Rules
max_width = 100   # Maximum line width (default: 100)
hard_tabs = false
tab_spaces = 4    # Indentation with 4 spaces
edition = "2024"  # Rust edition (align with Cargo.toml)

# Comment Styling
wrap_comments = true # Wrap long comments
comment_width = 100  # Max width for comments

# Function and Expression Formatting
fn_params_layout = "Vertical" # Align function arguments vertically
# where_single_line = true       # Keep short `where` clauses on one line
chain_width = 80               # Chain call width threshold
overflow_delimited_expr = true # Allow line breaks within delimited expressions
# Import Organization
reorder_imports = true             # Alphabetically sort imports
imports_granularity = "Item"       # Each crate is imported on a separate line
group_imports = "StdExternalCrate" # Group imports: std > external > local

# Struct and Enum Formatting
struct_lit_single_line = true    # Single-line struct literals for single fields
enum_discrim_align_threshold = 4 # Align enum discriminators

# Miscellaneous
merge_derives = false           # Keeps each #[derive] attribute on a separate line
trailing_comma = "Vertical"     # Add trailing commas in multi-line blocks
use_field_init_shorthand = true # Use shorthand field initialization syntax

inline_attribute_width = 0