This commit is contained in:
Andre Bogus 2015-08-12 21:17:21 +02:00 committed by llogiq
parent 9e786d3956
commit a00270c5b1

View file

@ -13,14 +13,14 @@ use utils::{match_def_path, span_lint, walk_ptrs_ty, get_parent_expr};
declare_lint! {
pub STRING_ADD_ASSIGN,
Warn,
"Warn on `x = x + ..` where x is a `String`"
Allow,
"expressions of the form `x = x + ..` where x is a `String`"
}
declare_lint! {
pub STRING_ADD,
Allow,
"Warn on `x + ..` where x is a `String`"
"expressions of the form on `x + ..` where x is a `String`"
}
#[derive(Copy, Clone)]
@ -47,14 +47,14 @@ impl LintPass for StringAdd {
}
//TODO check for duplicates
span_lint(cx, STRING_ADD, e.span,
"you add something to a string. \
"you added something to a string. \
Consider using `String::push_str()` instead.")
}
} else if let &ExprAssign(ref target, ref src) = &e.node {
if is_string(cx, target) && is_add(src, target) {
span_lint(cx, STRING_ADD_ASSIGN, e.span,
"you assign the result of adding something to this string. \
Consider using `String::push_str()` instead")
"you assigned the result of adding something to this string. \
Consider using `String::push_str()` instead.")
}
}
}