//! calculate cognitive complexity and warn about overly complex functions
use rustc::hir::map::Map;
-use rustc::impl_lint_pass;
-use rustc::lint::{LateContext, LateLintPass, LintArray, LintContext, LintPass};
+use rustc_ast::ast::Attribute;
use rustc_hir::intravisit::{walk_expr, FnKind, NestedVisitorMap, Visitor};
-use rustc_hir::*;
-use rustc_session::declare_tool_lint;
+use rustc_hir::{Body, Expr, ExprKind, FnDecl, HirId};
+use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_session::{declare_tool_lint, impl_lint_pass};
use rustc_span::source_map::Span;
use rustc_span::BytePos;
-use syntax::ast::Attribute;
-use crate::utils::{match_type, paths, snippet_opt, span_help_and_lint, LimitStack};
+use crate::utils::{match_type, paths, snippet_opt, span_lint_and_help, LimitStack};
declare_clippy_lint! {
/// **What it does:** Checks for methods with high cognitive complexity.
},
};
- span_help_and_lint(
+ span_lint_and_help(
cx,
COGNITIVE_COMPLEXITY,
fn_span,
_ => {},
}
}
- fn nested_visit_map(&mut self) -> NestedVisitorMap<'_, Self::Map> {
+ fn nested_visit_map(&mut self) -> NestedVisitorMap<Self::Map> {
NestedVisitorMap::None
}
}