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Make rustc_parse_format compile on stable

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This allows it to be used by lightweight formatting systems and may
allow it to be used by rust-analyzer.
This commit is contained in:
bjorn3
2022-04-29 18:48:58 +02:00
parent 683c582c1e
commit d33140d2dc
9 changed files with 231 additions and 191 deletions
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172
compiler/rustc_parse_format/src/tests.rs
View File

@@ -144,93 +144,91 @@ fn format_align_fill() {
}
#[test]
fn format_counts() {
rustc_span::create_default_session_globals_then(|| {
same(
"{:10x}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(0),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountImplied,
width: CountIs(10),
precision_span: None,
width_span: None,
ty: "x",
ty_span: None,
},
})],
);
same(
"{:10$.10x}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(0),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountIs(10),
width: CountIsParam(10),
precision_span: None,
width_span: Some(InnerSpan::new(3, 6)),
ty: "x",
ty_span: None,
},
})],
);
same(
"{:.*x}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(1),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountIsParam(0),
width: CountImplied,
precision_span: Some(InnerSpan::new(3, 5)),
width_span: None,
ty: "x",
ty_span: None,
},
})],
);
same(
"{:.10$x}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(0),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountIsParam(10),
width: CountImplied,
precision_span: Some(InnerSpan::new(3, 7)),
width_span: None,
ty: "x",
ty_span: None,
},
})],
);
same(
"{:a$.b$?}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(0),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountIsName(Symbol::intern("b"), InnerSpan::new(6, 7)),
width: CountIsName(Symbol::intern("a"), InnerSpan::new(4, 4)),
precision_span: None,
width_span: None,
ty: "?",
ty_span: None,
},
})],
);
});
same(
"{:10x}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(0),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountImplied,
width: CountIs(10),
precision_span: None,
width_span: None,
ty: "x",
ty_span: None,
},
})],
);
same(
"{:10$.10x}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(0),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountIs(10),
width: CountIsParam(10),
precision_span: None,
width_span: Some(InnerSpan::new(3, 6)),
ty: "x",
ty_span: None,
},
})],
);
same(
"{:.*x}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(1),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountIsParam(0),
width: CountImplied,
precision_span: Some(InnerSpan::new(3, 5)),
width_span: None,
ty: "x",
ty_span: None,
},
})],
);
same(
"{:.10$x}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(0),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountIsParam(10),
width: CountImplied,
precision_span: Some(InnerSpan::new(3, 7)),
width_span: None,
ty: "x",
ty_span: None,
},
})],
);
same(
"{:a$.b$?}",
&[NextArgument(Argument {
position: ArgumentImplicitlyIs(0),
format: FormatSpec {
fill: None,
align: AlignUnknown,
flags: 0,
precision: CountIsName("b", InnerSpan::new(6, 7)),
width: CountIsName("a", InnerSpan::new(4, 4)),
precision_span: None,
width_span: None,
ty: "?",
ty_span: None,
},
})],
);
}
#[test]
fn format_flags() {