Replace cargo-cranky with workspace lints (#4413)

Replace `cargo-cranky` (which has served us well) with workspace lints

.github/pull_request_template.md

@@ -6,7 +6,7 @@ Please read the "Making a PR" section of [`CONTRIBUTING.md`](https://github.com/
 * If applicable, add a screenshot or gif.
 * If it is a non-trivial addition, consider adding a demo for it to `egui_demo_lib`, or a new example.
 * Do NOT open PR:s from your `master` branch, as that makes it hard for maintainers to add commits to your PR.
-* Remember to run `cargo fmt` and `cargo cranky`.
+* Remember to run `cargo fmt` and `cargo clippy`.
 * Open the PR as a draft until you have self-reviewed it and run `./scripts/check.sh`.
 * When you have addressed a PR comment, mark it as resolved.
 

.github/workflows/rust.yml

@@ -40,11 +40,6 @@ jobs:
       - name: Lint vertical spacing
         run: ./scripts/lint.py
 
-      - name: Install cargo-cranky
-        uses: baptiste0928/cargo-install@v1
-        with:
-          crate: cargo-cranky
-
       - name: check --all-features
         run: cargo check --locked --all-features --all-targets
 
@@ -78,11 +73,11 @@ jobs:
       - name: Test
         run: cargo test --all-features
 
-      - name: Cranky
-        run: cargo cranky --all-targets --all-features -- -D warnings
+      - name: clippy
+        run: cargo clippy --all-targets --all-features -- -D warnings
 
-      - name: Cranky release
-        run: cargo cranky --all-targets --all-features --release -- -D warnings
+      - name: clippy release
+        run: cargo clippy --all-targets --all-features --release -- -D warnings
 
   # ---------------------------------------------------------------------------
 
@@ -101,11 +96,6 @@ jobs:
       - name: Set up cargo cache
         uses: Swatinem/rust-cache@v2
 
-      - name: Install cargo-cranky
-        uses: baptiste0928/cargo-install@v1
-        with:
-          crate: cargo-cranky
-
       - name: Check wasm32 egui_demo_app
         run: cargo check -p egui_demo_app --lib --target wasm32-unknown-unknown
 
@@ -122,7 +112,7 @@ jobs:
 
       - run: ./scripts/wasm_bindgen_check.sh --skip-setup
 
-      - name: Cranky wasm32
+      - name: clippy wasm32
         run: ./scripts/clippy_wasm.sh
 
   # ---------------------------------------------------------------------------

Cargo.toml

@@ -84,3 +84,169 @@ wgpu = { version = "0.19.1", default-features = false, features = [
     "fragile-send-sync-non-atomic-wasm",
 ] }
 winit = { version = "0.29.4", default-features = false }
+
+
+[workspace.lints.rust]
+unsafe_code = "deny"
+
+elided_lifetimes_in_paths = "warn"
+future_incompatible = "warn"
+nonstandard_style = "warn"
+rust_2018_idioms = "warn"
+rust_2021_prelude_collisions = "warn"
+semicolon_in_expressions_from_macros = "warn"
+trivial_numeric_casts = "warn"
+unsafe_op_in_unsafe_fn = "warn"               # `unsafe_op_in_unsafe_fn` may become the default in future Rust versions: https://github.com/rust-lang/rust/issues/71668
+unused_extern_crates = "warn"
+unused_import_braces = "warn"
+unused_lifetimes = "warn"
+
+trivial_casts = "allow"
+unused_qualifications = "allow"
+
+[workspace.lints.rustdoc]
+all = "warn"
+missing_crate_level_docs = "warn"
+
+# See also clippy.toml
+[workspace.lints.clippy]
+as_ptr_cast_mut = "warn"
+await_holding_lock = "warn"
+bool_to_int_with_if = "warn"
+char_lit_as_u8 = "warn"
+checked_conversions = "warn"
+clear_with_drain = "warn"
+cloned_instead_of_copied = "warn"
+dbg_macro = "warn"
+debug_assert_with_mut_call = "warn"
+derive_partial_eq_without_eq = "warn"
+disallowed_macros = "warn"                  # See clippy.toml
+disallowed_methods = "warn"                 # See clippy.toml
+disallowed_names = "warn"                   # See clippy.toml
+disallowed_script_idents = "warn"           # See clippy.toml
+disallowed_types = "warn"                   # See clippy.toml
+doc_link_with_quotes = "warn"
+doc_markdown = "warn"
+empty_enum = "warn"
+enum_glob_use = "warn"
+equatable_if_let = "warn"
+exit = "warn"
+expl_impl_clone_on_copy = "warn"
+explicit_deref_methods = "warn"
+explicit_into_iter_loop = "warn"
+explicit_iter_loop = "warn"
+fallible_impl_from = "warn"
+filter_map_next = "warn"
+flat_map_option = "warn"
+float_cmp_const = "warn"
+fn_params_excessive_bools = "warn"
+fn_to_numeric_cast_any = "warn"
+from_iter_instead_of_collect = "warn"
+get_unwrap = "warn"
+if_let_mutex = "warn"
+implicit_clone = "warn"
+implied_bounds_in_impls = "warn"
+imprecise_flops = "warn"
+index_refutable_slice = "warn"
+inefficient_to_string = "warn"
+infinite_loop = "warn"
+into_iter_without_iter = "warn"
+invalid_upcast_comparisons = "warn"
+iter_not_returning_iterator = "warn"
+iter_on_empty_collections = "warn"
+iter_on_single_items = "warn"
+iter_without_into_iter = "warn"
+large_digit_groups = "warn"
+large_include_file = "warn"
+large_stack_arrays = "warn"
+large_stack_frames = "warn"
+large_types_passed_by_value = "warn"
+let_unit_value = "warn"
+linkedlist = "warn"
+lossy_float_literal = "warn"
+macro_use_imports = "warn"
+manual_assert = "warn"
+manual_clamp = "warn"
+manual_instant_elapsed = "warn"
+manual_let_else = "warn"
+manual_ok_or = "warn"
+manual_string_new = "warn"
+map_err_ignore = "warn"
+map_flatten = "warn"
+map_unwrap_or = "warn"
+match_on_vec_items = "warn"
+match_same_arms = "warn"
+match_wild_err_arm = "warn"
+match_wildcard_for_single_variants = "warn"
+mem_forget = "warn"
+mismatched_target_os = "warn"
+mismatching_type_param_order = "warn"
+missing_enforced_import_renames = "warn"
+missing_errors_doc = "warn"
+missing_safety_doc = "warn"
+mut_mut = "warn"
+mutex_integer = "warn"
+needless_borrow = "warn"
+needless_continue = "warn"
+needless_for_each = "warn"
+needless_pass_by_ref_mut = "warn"
+needless_pass_by_value = "warn"
+negative_feature_names = "warn"
+nonstandard_macro_braces = "warn"
+option_option = "warn"
+path_buf_push_overwrite = "warn"
+ptr_as_ptr = "warn"
+ptr_cast_constness = "warn"
+pub_without_shorthand = "warn"
+rc_mutex = "warn"
+readonly_write_lock = "warn"
+redundant_type_annotations = "warn"
+ref_option_ref = "warn"
+ref_patterns = "warn"
+rest_pat_in_fully_bound_structs = "warn"
+same_functions_in_if_condition = "warn"
+semicolon_if_nothing_returned = "warn"
+single_match_else = "warn"
+str_to_string = "warn"
+string_add = "warn"
+string_add_assign = "warn"
+string_lit_as_bytes = "warn"
+string_lit_chars_any = "warn"
+string_to_string = "warn"
+suspicious_command_arg_space = "warn"
+suspicious_xor_used_as_pow = "warn"
+todo = "warn"
+trailing_empty_array = "warn"
+trait_duplication_in_bounds = "warn"
+tuple_array_conversions = "warn"
+unchecked_duration_subtraction = "warn"
+undocumented_unsafe_blocks = "warn"
+unimplemented = "warn"
+uninhabited_references = "warn"
+uninlined_format_args = "warn"
+unnecessary_box_returns = "warn"
+unnecessary_safety_doc = "warn"
+unnecessary_struct_initialization = "warn"
+unnecessary_wraps = "warn"
+unnested_or_patterns = "warn"
+unused_peekable = "warn"
+unused_rounding = "warn"
+unused_self = "warn"
+useless_transmute = "warn"
+verbose_file_reads = "warn"
+wildcard_dependencies = "warn"
+zero_sized_map_values = "warn"
+
+# TODO(emilk): enable more of these linits:
+iter_over_hash_type = "allow"
+let_underscore_untyped = "allow"
+missing_assert_message = "allow"
+print_stderr = "allow"                # TODO(emilk): use `log` crate insteaditer_over_hash_type = "allow"
+should_panic_without_expect = "allow"
+too_many_lines = "allow"
+unwrap_used = "allow"                 # TODO(emilk): We really wanna warn on this one
+
+manual_range_contains = "allow"       # this one is just worse imho
+self_named_module_files = "allow"     # Disabled waiting on https://github.com/rust-lang/rust-clippy/issues/9602
+significant_drop_tightening = "allow" # Too many false positives
+wildcard_imports = "allow"            # we do this a lot in egui