mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-12 14:22:45 +00:00
55 lines
1.3 KiB
Rust
55 lines
1.3 KiB
Rust
#![warn(clippy::single_char_add_str)]
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#![allow(clippy::needless_raw_strings, clippy::needless_raw_string_hashes)]
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macro_rules! get_string {
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() => {
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String::from("Hello world!")
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};
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}
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fn main() {
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// `push_str` tests
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let mut string = String::new();
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string.push_str("R");
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string.push_str("'");
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string.push('u');
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string.push_str("st");
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string.push_str("");
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string.push_str("\x52");
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string.push_str("\u{0052}");
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string.push_str(r##"a"##);
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let c_ref = &'a';
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string.push_str(&c_ref.to_string());
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let c = 'a';
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string.push_str(&c.to_string());
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string.push_str(&'a'.to_string());
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get_string!().push_str("ö");
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// `insert_str` tests
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let mut string = String::new();
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string.insert_str(0, "R");
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string.insert_str(1, "'");
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string.insert(0, 'u');
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string.insert_str(2, "st");
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string.insert_str(0, "");
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string.insert_str(0, "\x52");
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string.insert_str(0, "\u{0052}");
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let x: usize = 2;
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string.insert_str(x, r##"a"##);
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const Y: usize = 1;
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string.insert_str(Y, r##"a"##);
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string.insert_str(Y, r##"""##);
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string.insert_str(Y, r##"'"##);
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string.insert_str(0, &c_ref.to_string());
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string.insert_str(0, &c.to_string());
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string.insert_str(0, &'a'.to_string());
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get_string!().insert_str(1, "?");
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}
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