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-rw-r--r--src/test/ui/lint/lint-attr-everywhere-early.rs176
1 files changed, 176 insertions, 0 deletions
diff --git a/src/test/ui/lint/lint-attr-everywhere-early.rs b/src/test/ui/lint/lint-attr-everywhere-early.rs
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+// Tests that lint levels can be set for early lints.
+#![allow(non_camel_case_types, unsafe_code, while_true, unused_parens)]
+
+// The following is a check of the lints used here to verify they do not warn
+// when allowed.
+fn verify_no_warnings() {
+ type non_camel_type = i32; // non_camel_case_types
+ struct NON_CAMEL_IS_ALLOWED; // non_camel_case_types
+ unsafe {} // unsafe_code
+ enum Enum {
+ VARIANT_CAMEL // non_camel_case_types
+ }
+ fn generics<foo>() {} // non_camel_case_types
+ while true {} // while_true
+ type T = (i32); // unused_parens
+}
+
+
+// ################## Types
+
+#[deny(non_camel_case_types)]
+type type_outer = i32; //~ ERROR type `type_outer` should have an upper camel case name
+
+type BareFnPtr = fn(#[deny(unused_parens)](i32)); //~ ERROR unnecessary parentheses around type
+// There aren't any early lints that currently apply to the variadic spot.
+// type BareFnPtrVariadic = extern "C" fn(i32, #[deny()]...);
+
+// ################## Items
+#[deny(non_camel_case_types)]
+struct ITEM_OUTER; //~ ERROR type `ITEM_OUTER` should have an upper camel case name
+
+mod module_inner {
+ #![deny(unsafe_code)]
+ fn f() {
+ unsafe {} //~ ERROR usage of an `unsafe` block
+ }
+}
+
+struct Associated;
+impl Associated {
+ #![deny(unsafe_code)]
+
+ fn inherent_denied_from_inner() { unsafe {} } //~ usage of an `unsafe` block
+
+ #[deny(while_true)]
+ fn inherent_fn() { while true {} } //~ ERROR denote infinite loops with
+
+ #[deny(while_true)]
+ const INHERENT_CONST: i32 = {while true {} 1}; //~ ERROR denote infinite loops with
+}
+
+trait trait_inner { //~ ERROR trait `trait_inner` should have an upper camel case name
+ #![deny(non_camel_case_types)]
+}
+
+trait AssociatedTrait {
+ #![deny(unsafe_code)]
+
+ fn denied_from_inner() { unsafe {} } //~ ERROR usage of an `unsafe` block
+
+ #[deny(while_true)]
+ fn assoc_fn() { while true {} } //~ ERROR denote infinite loops with
+
+ #[deny(while_true)]
+ const ASSOC_CONST: i32 = {while true {} 1}; //~ ERROR denote infinite loops with
+
+ #[deny(non_camel_case_types)]
+ type assoc_type; //~ ERROR associated type `assoc_type` should have an upper camel case name
+}
+
+impl AssociatedTrait for Associated {
+ #![deny(unsafe_code)]
+
+ fn denied_from_inner() { unsafe {} } //~ ERROR usage of an `unsafe` block
+
+ #[deny(while_true)]
+ fn assoc_fn() { while true {} } //~ ERROR denote infinite loops with
+
+ #[deny(while_true)]
+ const ASSOC_CONST: i32 = {while true {} 1}; //~ ERROR denote infinite loops with
+
+ #[deny(unused_parens)]
+ type assoc_type = (i32); //~ ERROR unnecessary parentheses around type
+}
+
+struct StructFields {
+ #[deny(unused_parens)]f1: (i32), //~ ERROR unnecessary parentheses around type
+}
+struct StructTuple(#[deny(unused_parens)](i32)); //~ ERROR unnecessary parentheses around type
+
+enum Enum {
+ #[deny(non_camel_case_types)]
+ VARIANT_CAMEL, //~ ERROR variant `VARIANT_CAMEL` should have an upper camel case name
+}
+
+extern "C" {
+ #![deny(unused_parens)]
+
+ fn foreign_denied_from_inner(x: (i32)); //~ ERROR unnecessary parentheses around type
+}
+
+extern "C" {
+ #[deny(unused_parens)]
+ fn foreign_denied_from_outer(x: (i32)); //~ ERROR unnecessary parentheses around type
+}
+
+fn function(#[deny(unused_parens)] param: (i32)) {} //~ ERROR unnecessary parentheses around type
+
+fn generics<#[deny(non_camel_case_types)]foo>() {} //~ ERROR type parameter `foo` should have an upper camel case name
+
+
+// ################## Statements
+fn statements() {
+ #[deny(unused_parens)]
+ let x = (1); //~ ERROR unnecessary parentheses around assigned value
+}
+
+
+// ################## Expressions
+fn expressions() {
+ let closure = |#[deny(unused_parens)] param: (i32)| {}; //~ ERROR unnecessary parentheses around type
+
+ struct Match{f1: i32}
+ // Strangely unused_parens doesn't fire with {f1: (123)}
+ let f = Match{#[deny(unused_parens)]f1: {(123)}}; //~ ERROR unnecessary parentheses around block return value
+
+ match f {
+ #![deny(unsafe_code)]
+
+ #[deny(while_true)]
+ Match{f1} => {
+ unsafe {} //~ ERROR usage of an `unsafe` block
+ while true {} //~ ERROR denote infinite loops with
+ }
+ }
+
+ // Statement Block
+ {
+ #![deny(unsafe_code)]
+ unsafe {} //~ ERROR usage of an `unsafe` block
+ }
+ let block_tail = {
+ #[deny(unsafe_code)]
+ unsafe {} //~ ERROR usage of an `unsafe` block
+ };
+
+ // Before expression as a statement.
+ #[deny(unsafe_code)]
+ unsafe {}; //~ ERROR usage of an `unsafe` block
+
+ [#[deny(unsafe_code)] unsafe {123}]; //~ ERROR usage of an `unsafe` block
+ (#[deny(unsafe_code)] unsafe {123},); //~ ERROR usage of an `unsafe` block
+ fn call(p: i32) {}
+ call(#[deny(unsafe_code)] unsafe {123}); //~ ERROR usage of an `unsafe` block
+ struct TupleStruct(i32);
+ TupleStruct(#[deny(unsafe_code)] unsafe {123}); //~ ERROR usage of an `unsafe` block
+}
+
+
+// ################## Patterns
+fn patterns() {
+ struct PatField{f1: i32, f2: i32};
+ let f = PatField{f1: 1, f2: 2};
+ match f {
+ PatField {
+ #[deny(ellipsis_inclusive_range_patterns)]
+ f1: 0...100,
+ //~^ ERROR range patterns are deprecated
+ //~| WARNING this is accepted in the current edition
+ ..
+ } => {}
+ _ => {}
+ }
+}
+
+fn main() {}