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Diffstat (limited to 'src/tools/clippy/src/docs/string_add_assign.txt')
-rw-r--r-- | src/tools/clippy/src/docs/string_add_assign.txt | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/tools/clippy/src/docs/string_add_assign.txt b/src/tools/clippy/src/docs/string_add_assign.txt new file mode 100644 index 000000000..7438be855 --- /dev/null +++ b/src/tools/clippy/src/docs/string_add_assign.txt @@ -0,0 +1,17 @@ +### What it does +Checks for string appends of the form `x = x + y` (without +`let`!). + +### Why is this bad? +It's not really bad, but some people think that the +`.push_str(_)` method is more readable. + +### Example +``` +let mut x = "Hello".to_owned(); +x = x + ", World"; + +// More readable +x += ", World"; +x.push_str(", World"); +```
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