separate.json

{
    "$message_type": "diagnostic",
    "message": "octal-looking escape in string literal",
    "code": {
        "code": "clippy::octal_escapes",
        "explanation": null
    },
    "level": "warning",
    "spans": [
        {
            "file_name": "./tests/separate/separate.rs",
            "byte_start": 24,
            "byte_end": 33,
            "line_start": 2,
            "line_end": 2,
            "column_start": 13,
            "column_end": 22,
            "is_primary": true,
            "text": [
                {
                    "text": "    let _ = \"\\033[0m\";",
                    "highlight_start": 13,
                    "highlight_end": 22
                }
            ],
            "label": null,
            "suggested_replacement": null,
            "suggestion_applicability": null,
            "expansion": null
        }
    ],
    "children": [
        {
            "message": "octal escapes are not supported, `\\0` is always a null character",
            "code": null,
            "level": "help",
            "spans": [],
            "children": [],
            "rendered": null
        },
        {
            "message": "`#[warn(clippy::octal_escapes)]` on by default",
            "code": null,
            "level": "note",
            "spans": [],
            "children": [],
            "rendered": null
        },
        {
            "message": "if an octal escape was intended, use the hexadecimal representation instead",
            "code": null,
            "level": "help",
            "spans": [
                {
                    "file_name": "./tests/separate/separate.rs",
                    "byte_start": 24,
                    "byte_end": 33,
                    "line_start": 2,
                    "line_end": 2,
                    "column_start": 13,
                    "column_end": 22,
                    "is_primary": true,
                    "text": [
                        {
                            "text": "    let _ = \"\\033[0m\";",
                            "highlight_start": 13,
                            "highlight_end": 22
                        }
                    ],
                    "label": null,
                    "suggested_replacement": "\"\\x1b[0m\"",
                    "suggestion_applicability": "MaybeIncorrect",
                    "expansion": null
                }
            ],
            "children": [],
            "rendered": null
        },
        {
            "message": "if the null character is intended, disambiguate using",
            "code": null,
            "level": "help",
            "spans": [
                {
                    "file_name": "./tests/separate/separate.rs",
                    "byte_start": 24,
                    "byte_end": 33,
                    "line_start": 2,
                    "line_end": 2,
                    "column_start": 13,
                    "column_end": 22,
                    "is_primary": true,
                    "text": [
                        {
                            "text": "    let _ = \"\\033[0m\";",
                            "highlight_start": 13,
                            "highlight_end": 22
                        }
                    ],
                    "label": null,
                    "suggested_replacement": "\"\\x0033[0m\"",
                    "suggestion_applicability": "MaybeIncorrect",
                    "expansion": null
                }
            ],
            "children": [],
            "rendered": null
        }
    ],
    "rendered": "warning: octal-looking escape in string literal\n --> ./tests/separate/separate.rs:2:13\n  |\n2 |     let _ = \"\\033[0m\";\n  |             ^^^^^^^^^\n  |\n  = help: octal escapes are not supported, `\\0` is always a null character\n  = note: `#[warn(clippy::octal_escapes)]` on by default\nhelp: if an octal escape was intended, use the hexadecimal representation instead\n  |\n2 |     let _ = \"\\x1b[0m\";\n  |             ~~~~~~~~~\nhelp: if the null character is intended, disambiguate using\n  |\n2 |     let _ = \"\\x0033[0m\";\n  |             ~~~~~~~~~~~\n\n"
}
{
    "$message_type": "diagnostic",
    "message": "1 warning emitted",
    "code": null,
    "level": "warning",
    "spans": [],
    "children": [],
    "rendered": "warning: 1 warning emitted\n\n"
}