132 lines
3.3 KiB
Rust
132 lines
3.3 KiB
Rust
#![warn(clippy::format_push_string)]
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fn main() {
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use std::fmt::Write;
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let mut string = String::new();
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string += &format!("{:?}", 1234);
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//~^ format_push_string
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string.push_str(&format!("{:?}", 5678));
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//~^ format_push_string
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macro_rules! string {
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() => {
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String::new()
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};
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}
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string!().push_str(&format!("{:?}", 5678));
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//~^ format_push_string
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}
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// TODO: recognize the already imported `fmt::Write`, and don't add a note suggesting to import it
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// again
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mod import_write {
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mod push_str {
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mod imported_anonymously {
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fn main(string: &mut String) {
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use std::fmt::Write as _;
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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mod imported {
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fn main(string: &mut String) {
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use std::fmt::Write;
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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mod imported_anonymously_in_module {
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use std::fmt::Write as _;
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fn main(string: &mut String) {
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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mod imported_in_module {
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use std::fmt::Write;
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fn main(string: &mut String) {
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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mod imported_and_imported {
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fn foo(string: &mut String) {
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use std::fmt::Write;
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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fn bar(string: &mut String) {
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use std::fmt::Write;
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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}
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mod add_assign {
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mod imported_anonymously {
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fn main(string: &mut String) {
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use std::fmt::Write as _;
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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mod imported {
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fn main(string: &mut String) {
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use std::fmt::Write;
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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mod imported_anonymously_in_module {
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use std::fmt::Write as _;
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fn main(string: &mut String) {
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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mod imported_in_module {
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use std::fmt::Write;
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fn main(string: &mut String) {
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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mod imported_and_imported {
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fn foo(string: &mut String) {
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use std::fmt::Write;
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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fn bar(string: &mut String) {
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use std::fmt::Write;
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string.push_str(&format!("{:?}", 1234));
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//~^ format_push_string
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}
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}
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}
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}
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