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044c99df78
Use the same error as other invalid types for `concat_bytes!`, rather than using `ConcatCStrLit` from `concat!`. Also add more information with a note about why this doesn't work, and a suggestion to use a null-terminated byte string instead.
223 lines
6.1 KiB
Plaintext
223 lines
6.1 KiB
Plaintext
error: expected a byte literal
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--> $DIR/concat-bytes-error.rs:8:19
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LL | concat_bytes!(pie);
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| ^^^
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= note: only byte literals (like `b"foo"`, `b's'` and `[3, 4, 5]`) can be passed to `concat_bytes!()`
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error: expected a byte literal
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--> $DIR/concat-bytes-error.rs:9:19
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LL | concat_bytes!(pie, pie);
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| ^^^ ^^^
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= note: only byte literals (like `b"foo"`, `b's'` and `[3, 4, 5]`) can be passed to `concat_bytes!()`
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error: cannot concatenate string literals
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--> $DIR/concat-bytes-error.rs:12:19
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LL | concat_bytes!("tnrsi", "tnri");
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| ^^^^^^^ help: try using a byte string: `b"tnrsi"`
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error: cannot concatenate string literals
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--> $DIR/concat-bytes-error.rs:14:19
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LL | concat_bytes!(r"tnrsi", r"tnri");
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| ^^^^^^^^ help: try using a byte string: `br"tnrsi"`
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error: cannot concatenate string literals
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--> $DIR/concat-bytes-error.rs:16:19
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LL | concat_bytes!(r#"tnrsi"#, r###"tnri"###);
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| ^^^^^^^^^^ help: try using a byte string: `br#"tnrsi"#`
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error: cannot concatenate C string literals
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--> $DIR/concat-bytes-error.rs:18:19
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LL | concat_bytes!(c"tnrsi", c"tnri");
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| ^^^^^^^^ help: try using a null-terminated byte string: `b"tnrsi\0"`
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note: concatenating C strings is ambiguous about including the '\0'
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--> $DIR/concat-bytes-error.rs:18:19
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LL | concat_bytes!(c"tnrsi", c"tnri");
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| ^^^^^^^^
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= note: concatenating C strings is ambiguous about including the '\0'
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error: cannot concatenate C string literals
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--> $DIR/concat-bytes-error.rs:20:19
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LL | concat_bytes!(cr"tnrsi", cr"tnri");
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| ^^^^^^^^^
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= note: concatenating C strings is ambiguous about including the '\0'
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error: cannot concatenate C string literals
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--> $DIR/concat-bytes-error.rs:21:19
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LL | concat_bytes!(cr#"tnrsi"#, cr###"tnri"###);
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| ^^^^^^^^^^^
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= note: concatenating C strings is ambiguous about including the '\0'
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error: cannot concatenate float literals
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--> $DIR/concat-bytes-error.rs:24:19
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LL | concat_bytes!(2.8);
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| ^^^
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error: cannot concatenate numeric literals
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--> $DIR/concat-bytes-error.rs:25:19
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LL | concat_bytes!(300);
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| ^^^ help: try wrapping the number in an array: `[300]`
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error: cannot concatenate character literals
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--> $DIR/concat-bytes-error.rs:27:19
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LL | concat_bytes!('a');
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| ^^^ help: try using a byte character: `b'a'`
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error: cannot concatenate boolean literals
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--> $DIR/concat-bytes-error.rs:29:19
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LL | concat_bytes!(true, false);
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| ^^^^
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error: cannot concatenate numeric literals
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--> $DIR/concat-bytes-error.rs:30:19
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LL | concat_bytes!(42, b"va", b'l');
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| ^^ help: try wrapping the number in an array: `[42]`
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error: cannot concatenate numeric literals
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--> $DIR/concat-bytes-error.rs:32:19
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LL | concat_bytes!(42, b"va", b'l', [1, 2]);
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| ^^ help: try wrapping the number in an array: `[42]`
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error: cannot concatenate string literals
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--> $DIR/concat-bytes-error.rs:37:9
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LL | "hi",
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| ^^^^
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error: cannot concatenate character literals
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--> $DIR/concat-bytes-error.rs:40:9
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LL | 'a',
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| ^^^ help: try using a byte character: `b'a'`
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error: cannot concatenate boolean literals
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--> $DIR/concat-bytes-error.rs:44:9
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LL | true,
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| ^^^^
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error: cannot concatenate boolean literals
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--> $DIR/concat-bytes-error.rs:47:9
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LL | false,
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| ^^^^^
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error: cannot concatenate float literals
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--> $DIR/concat-bytes-error.rs:50:9
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LL | 2.6,
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| ^^^
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error: numeric literal is out of bounds
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--> $DIR/concat-bytes-error.rs:53:9
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LL | 265,
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| ^^^
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error: expected a byte literal
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--> $DIR/concat-bytes-error.rs:56:9
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LL | -33,
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| ^^^
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= note: only byte literals (like `b"foo"`, `b's'` and `[3, 4, 5]`) can be passed to `concat_bytes!()`
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error: cannot concatenate doubly nested array
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--> $DIR/concat-bytes-error.rs:59:9
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LL | b"hi!",
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| ^^^^^^
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= note: byte strings are treated as arrays of bytes
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= help: try flattening the array
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error: cannot concatenate doubly nested array
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--> $DIR/concat-bytes-error.rs:62:9
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LL | [5, 6, 7],
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| ^^^^^^^^^
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error: cannot concatenate numeric literals
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--> $DIR/concat-bytes-error.rs:64:19
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LL | concat_bytes!(5u16);
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| ^^^^ help: try wrapping the number in an array: `[5u16]`
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error: numeric literal is not a `u8`
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--> $DIR/concat-bytes-error.rs:66:20
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LL | concat_bytes!([5u16]);
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| ^^^^
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error: repeat count is not a positive number
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--> $DIR/concat-bytes-error.rs:67:23
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LL | concat_bytes!([3; ()]);
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| ^^
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error: repeat count is not a positive number
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--> $DIR/concat-bytes-error.rs:68:23
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LL | concat_bytes!([3; -2]);
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| ^^
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error: repeat count is not a positive number
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--> $DIR/concat-bytes-error.rs:69:25
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LL | concat_bytes!([pie; -2]);
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| ^^
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error: expected a byte literal
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--> $DIR/concat-bytes-error.rs:70:20
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LL | concat_bytes!([pie; 2]);
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| ^^^
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= note: only byte literals (like `b"foo"`, `b's'` and `[3, 4, 5]`) can be passed to `concat_bytes!()`
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error: cannot concatenate float literals
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--> $DIR/concat-bytes-error.rs:71:20
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LL | concat_bytes!([2.2; 0]);
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| ^^^
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error: repeat count is not a positive number
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--> $DIR/concat-bytes-error.rs:72:25
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LL | concat_bytes!([5.5; ()]);
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| ^^
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error: cannot concatenate doubly nested array
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--> $DIR/concat-bytes-error.rs:73:20
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LL | concat_bytes!([[1, 2, 3]; 3]);
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| ^^^^^^^^^
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error: cannot concatenate doubly nested array
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--> $DIR/concat-bytes-error.rs:74:20
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LL | concat_bytes!([[42; 2]; 3]);
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| ^^^^^^^
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error: aborting due to 33 previous errors
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