rustqual 1.5.1

Comprehensive Rust code quality analyzer — seven dimensions: IOSP, Complexity, DRY, SRP, Coupling, Test Quality, Architecture
Documentation 
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//! Operator -> token-string lookup tables for the normalizer.

/// Convert a binary operator to its string representation.
/// Operation: pure lookup table.
pub(super) fn bin_op_str(op: &syn::BinOp) -> &'static str {
    match op {
        syn::BinOp::Add(_) => "+",
        syn::BinOp::Sub(_) => "-",
        syn::BinOp::Mul(_) => "*",
        syn::BinOp::Div(_) => "/",
        syn::BinOp::Rem(_) => "%",
        syn::BinOp::And(_) => "&&",
        syn::BinOp::Or(_) => "||",
        syn::BinOp::BitXor(_) => "^",
        syn::BinOp::BitAnd(_) => "&",
        syn::BinOp::BitOr(_) => "|",
        syn::BinOp::Shl(_) => "<<",
        syn::BinOp::Shr(_) => ">>",
        syn::BinOp::Eq(_) => "==",
        syn::BinOp::Lt(_) => "<",
        syn::BinOp::Le(_) => "<=",
        syn::BinOp::Ne(_) => "!=",
        syn::BinOp::Ge(_) => ">=",
        syn::BinOp::Gt(_) => ">",
        syn::BinOp::AddAssign(_) => "+=",
        syn::BinOp::SubAssign(_) => "-=",
        syn::BinOp::MulAssign(_) => "*=",
        syn::BinOp::DivAssign(_) => "/=",
        syn::BinOp::RemAssign(_) => "%=",
        syn::BinOp::BitXorAssign(_) => "^=",
        syn::BinOp::BitAndAssign(_) => "&=",
        syn::BinOp::BitOrAssign(_) => "|=",
        syn::BinOp::ShlAssign(_) => "<<=",
        syn::BinOp::ShrAssign(_) => ">>=",
        _ => "?op",
    }
}

/// Convert a unary operator to its string representation.
/// Operation: pure lookup table.
pub(super) fn un_op_str(op: &syn::UnOp) -> &'static str {
    match op {
        syn::UnOp::Deref(_) => "*",
        syn::UnOp::Not(_) => "!",
        syn::UnOp::Neg(_) => "-",
        _ => "?un",
    }
}