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//! `Loc` implementation for Go.
#![allow(
clippy::enum_glob_use,
clippy::match_same_arms,
clippy::struct_field_names,
clippy::wildcard_imports
)]
#![allow(
clippy::cast_precision_loss,
clippy::cast_possible_truncation,
clippy::cast_sign_loss
)]
use super::*;
impl Loc for GoCode {
fn compute(node: &Node, stats: &mut Stats, is_func_space: bool, is_unit: bool) {
// Aliased because `Go::Go` (the `go` keyword variant) collides with
// the bare enum name in pattern position under `use Go::*;`.
use Go as G;
let (start, end) = init(node, stats, is_func_space, is_unit);
match node.kind_id().into() {
G::SourceFile | G::InterpretedStringLiteral => {}
// A Go raw string literal (`` `…` ``) can span several rows;
// credit every spanned row to PLOC to match Python's #415
// decision (#778).
G::RawStringLiteral => {
add_multiline_string_ploc(node, stats, start, end);
}
G::Comment => {
add_cloc_lines(stats, start, end);
}
G::FallthroughStatement
| G::BreakStatement
| G::ContinueStatement
| G::GotoStatement
| G::ReturnStatement
| G::GoStatement
| G::DeferStatement
| G::IfStatement
| G::ForStatement
| G::ExpressionSwitchStatement
| G::TypeSwitchStatement
| G::SelectStatement
| G::LabeledStatement => {
stats.lloc.logical_lines += 1;
}
G::ExpressionStatement
| G::SendStatement
| G::IncStatement
| G::DecStatement
| G::AssignmentStatement
| G::ShortVarDeclaration
| G::VarDeclaration
| G::ConstDeclaration => {
// Skip simple statements / declarations that appear inside a
// for-clause init or update slot (e.g. `for i := 0; i < n; i++`);
// the surrounding `for_statement` already counts as one
// logical line.
if node.count_specific_ancestors::<GoCode>(
|n| n.kind_id() == G::ForClause,
|n| n.kind_id() == G::Block,
) == 0
{
stats.lloc.logical_lines += 1;
}
}
_ => {
check_comment_ends_on_code_line(stats, start);
stats.ploc.lines.insert(start);
}
}
}
}