Downgrade unreadable_literal to pedantic

clippy_lints/src/lib.rs

@@ -1098,6 +1098,7 @@ pub fn register_plugins(store: &mut rustc_lint::LintStore, sess: &Session, conf:
         LintId::of(&items_after_statements::ITEMS_AFTER_STATEMENTS),
         LintId::of(&large_stack_arrays::LARGE_STACK_ARRAYS),
         LintId::of(&literal_representation::LARGE_DIGIT_GROUPS),
+        LintId::of(&literal_representation::UNREADABLE_LITERAL),
         LintId::of(&loops::EXPLICIT_INTO_ITER_LOOP),
         LintId::of(&loops::EXPLICIT_ITER_LOOP),
         LintId::of(&macro_use::MACRO_USE_IMPORTS),
@@ -1219,7 +1220,6 @@ pub fn register_plugins(store: &mut rustc_lint::LintStore, sess: &Session, conf:
         LintId::of(&lifetimes::NEEDLESS_LIFETIMES),
         LintId::of(&literal_representation::INCONSISTENT_DIGIT_GROUPING),
         LintId::of(&literal_representation::MISTYPED_LITERAL_SUFFIXES),
-        LintId::of(&literal_representation::UNREADABLE_LITERAL),
         LintId::of(&loops::EMPTY_LOOP),
         LintId::of(&loops::EXPLICIT_COUNTER_LOOP),
         LintId::of(&loops::FOR_KV_MAP),
@@ -1428,7 +1428,6 @@ pub fn register_plugins(store: &mut rustc_lint::LintStore, sess: &Session, conf:
         LintId::of(&len_zero::LEN_ZERO),
         LintId::of(&let_if_seq::USELESS_LET_IF_SEQ),
         LintId::of(&literal_representation::INCONSISTENT_DIGIT_GROUPING),
-        LintId::of(&literal_representation::UNREADABLE_LITERAL),
         LintId::of(&loops::EMPTY_LOOP),
         LintId::of(&loops::FOR_KV_MAP),
         LintId::of(&loops::NEEDLESS_RANGE_LOOP),

clippy_lints/src/literal_representation.rs

@@ -27,7 +27,7 @@ declare_clippy_lint! {
     /// let x: u64 = 61864918973511;
     /// ```
     pub UNREADABLE_LITERAL,
-    style,
+    pedantic,
     "long integer literal without underscores"
 }
 

src/lintlist/mod.rs

@@ -2294,7 +2294,7 @@ pub static ref ALL_LINTS: Vec<Lint> = vec![
     },
     Lint {
         name: "unreadable_literal",
-        group: "style",
+        group: "pedantic",
         desc: "long integer literal without underscores",
         deprecation: None,
         module: "literal_representation",

tests/ui/approx_const.rs

@@ -1,5 +1,5 @@
 #[warn(clippy::approx_constant)]
-#[allow(unused, clippy::shadow_unrelated, clippy::similar_names, clippy::unreadable_literal)]
+#[allow(unused, clippy::shadow_unrelated, clippy::similar_names)]
 fn main() {
     let my_e = 2.7182;
     let almost_e = 2.718;

tests/ui/inconsistent_digit_grouping.fixed

@@ -1,5 +1,6 @@
 // run-rustfix
 #[warn(clippy::inconsistent_digit_grouping)]
+#[deny(clippy::unreadable_literal)]
 #[allow(unused_variables, clippy::excessive_precision)]
 fn main() {
     macro_rules! mac1 {

tests/ui/inconsistent_digit_grouping.rs

@@ -1,5 +1,6 @@
 // run-rustfix
 #[warn(clippy::inconsistent_digit_grouping)]
+#[deny(clippy::unreadable_literal)]
 #[allow(unused_variables, clippy::excessive_precision)]
 fn main() {
     macro_rules! mac1 {

tests/ui/inconsistent_digit_grouping.stderr

@@ -1,5 +1,5 @@
 error: digits grouped inconsistently by underscores
-  --> $DIR/inconsistent_digit_grouping.rs:25:16
+  --> $DIR/inconsistent_digit_grouping.rs:26:16
    |
 LL |     let bad = (1_23_456, 1_234_5678, 1234_567, 1_234.5678_f32, 1.234_5678_f32);
    |                ^^^^^^^^ help: consider: `123_456`
@@ -7,57 +7,61 @@ LL |     let bad = (1_23_456, 1_234_5678, 1234_567, 1_234.5678_f32, 1.234_5678_f
    = note: `-D clippy::inconsistent-digit-grouping` implied by `-D warnings`
 
 error: digits grouped inconsistently by underscores
-  --> $DIR/inconsistent_digit_grouping.rs:25:26
+  --> $DIR/inconsistent_digit_grouping.rs:26:26
    |
 LL |     let bad = (1_23_456, 1_234_5678, 1234_567, 1_234.5678_f32, 1.234_5678_f32);
    |                          ^^^^^^^^^^ help: consider: `12_345_678`
 
 error: digits grouped inconsistently by underscores
-  --> $DIR/inconsistent_digit_grouping.rs:25:38
+  --> $DIR/inconsistent_digit_grouping.rs:26:38
    |
 LL |     let bad = (1_23_456, 1_234_5678, 1234_567, 1_234.5678_f32, 1.234_5678_f32);
    |                                      ^^^^^^^^ help: consider: `1_234_567`
 
 error: digits grouped inconsistently by underscores
-  --> $DIR/inconsistent_digit_grouping.rs:25:48
+  --> $DIR/inconsistent_digit_grouping.rs:26:48
    |
 LL |     let bad = (1_23_456, 1_234_5678, 1234_567, 1_234.5678_f32, 1.234_5678_f32);
    |                                                ^^^^^^^^^^^^^^ help: consider: `1_234.567_8_f32`
 
 error: digits grouped inconsistently by underscores
-  --> $DIR/inconsistent_digit_grouping.rs:25:64
+  --> $DIR/inconsistent_digit_grouping.rs:26:64
    |
 LL |     let bad = (1_23_456, 1_234_5678, 1234_567, 1_234.5678_f32, 1.234_5678_f32);
    |                                                                ^^^^^^^^^^^^^^ help: consider: `1.234_567_8_f32`
 
 error: long literal lacking separators
-  --> $DIR/inconsistent_digit_grouping.rs:28:13
+  --> $DIR/inconsistent_digit_grouping.rs:29:13
    |
 LL |     let _ = 0x100000;
    |             ^^^^^^^^ help: consider: `0x0010_0000`
    |
-   = note: `-D clippy::unreadable-literal` implied by `-D warnings`
+note: the lint level is defined here
+  --> $DIR/inconsistent_digit_grouping.rs:3:8
+   |
+LL | #[deny(clippy::unreadable_literal)]
+   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: long literal lacking separators
-  --> $DIR/inconsistent_digit_grouping.rs:29:13
+  --> $DIR/inconsistent_digit_grouping.rs:30:13
    |
 LL |     let _ = 0x1000000;
    |             ^^^^^^^^^ help: consider: `0x0100_0000`
 
 error: long literal lacking separators
-  --> $DIR/inconsistent_digit_grouping.rs:30:13
+  --> $DIR/inconsistent_digit_grouping.rs:31:13
    |
 LL |     let _ = 0x10000000;
    |             ^^^^^^^^^^ help: consider: `0x1000_0000`
 
 error: long literal lacking separators
-  --> $DIR/inconsistent_digit_grouping.rs:31:13
+  --> $DIR/inconsistent_digit_grouping.rs:32:13
    |
 LL |     let _ = 0x100000000_u64;
    |             ^^^^^^^^^^^^^^^ help: consider: `0x0001_0000_0000_u64`
 
 error: digits grouped inconsistently by underscores
-  --> $DIR/inconsistent_digit_grouping.rs:34:18
+  --> $DIR/inconsistent_digit_grouping.rs:35:18
    |
 LL |     let _: f32 = 1_23_456.;
    |                  ^^^^^^^^^ help: consider: `123_456.`