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|
{
"message": "unused variable: `foo`",
"code": {
"code": "unused_variables",
"explanation": null
},
"level": "warning",
"spans": [
{
"file_name": "driver/subcommand/repl.rs",
"byte_start": 9228,
"byte_end": 9231,
"line_start": 291,
"line_end": 291,
"column_start": 9,
"column_end": 12,
"is_primary": true,
"text": [
{
"text": " let foo = 42;",
"highlight_start": 9,
"highlight_end": 12
}
],
"label": null,
"suggested_replacement": null,
"suggestion_applicability": null,
"expansion": null
}
],
"children": [
{
"message": "#[warn(unused_variables)] on by default",
"code": null,
"level": "note",
"spans": [],
"children": [],
"rendered": null
},
{
"message": "consider prefixing with an underscore",
"code": null,
"level": "help",
"spans": [
{
"file_name": "driver/subcommand/repl.rs",
"byte_start": 9228,
"byte_end": 9231,
"line_start": 291,
"line_end": 291,
"column_start": 9,
"column_end": 12,
"is_primary": true,
"text": [
{
"text": " let foo = 42;",
"highlight_start": 9,
"highlight_end": 12
}
],
"label": null,
"suggested_replacement": "_foo",
"suggestion_applicability": "MachineApplicable",
"expansion": null
}
],
"children": [],
"rendered": null
}
],
"rendered": "warning: unused variable: `foo`\n --> driver/subcommand/repl.rs:291:9\n |\n291 | let foo = 42;\n | ^^^ help: consider prefixing with an underscore: `_foo`\n |\n = note: #[warn(unused_variables)] on by default\n\n"
}
|
