Add a condition of camel case detection

Author: chansuke

clippy_lints/src/utils/camel_case.rs

@@ -47,7 +47,7 @@ pub fn from(s: &str) -> usize {
     let mut last_i = s.len();
     for (i, c) in iter {
         if down {
-            if c.is_uppercase() {
+            if c.is_uppercase() && !s.chars().nth(i - 1).unwrap().is_uppercase() {
                 down = false;
                 last_i = i;
             } else if !c.is_lowercase() {

tests/ui/escape_analysis.stderr

@@ -1,16 +0,0 @@
-error: local variable doesn't need to be boxed here
-  --> $DIR/escape_analysis.rs:39:13
-   |
-LL | fn warn_arg(x: Box<A>) {
-   |             ^
-   |
-   = note: `-D clippy::boxed-local` implied by `-D warnings`
-
-error: local variable doesn't need to be boxed here
-  --> $DIR/escape_analysis.rs:130:12
-   |
-LL | pub fn new(_needs_name: Box<PeekableSeekable<&()>>) -> () {}
-   |            ^^^^^^^^^^^
-
-error: aborting due to 2 previous errors
-