86 lines
3.1 KiB
Rust
86 lines
3.1 KiB
Rust
// Match expressions.
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fn foo() {
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// A match expression.
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match x {
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// Some comment.
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a => foo(),
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b if 0 < 42 => foo(),
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c => { // Another comment.
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// Comment.
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an_expression;
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foo()
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}
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// Perhaps this should introduce braces?
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Foo(ref bar) =>
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aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa,
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Pattern1 | Pattern2 | Pattern3 => false,
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Paternnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn |
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Paternnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn => {
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blah
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}
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Patternnnnnnnnnnnnnnnnnnn |
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Patternnnnnnnnnnnnnnnnnnn |
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Patternnnnnnnnnnnnnnnnnnn |
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Patternnnnnnnnnnnnnnnnnnn => meh,
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Patternnnnnnnnnnnnnnnnnnn |
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Patternnnnnnnnnnnnnnnnnnn if looooooooooooooooooong_guard => meh,
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Patternnnnnnnnnnnnnnnnnnnnnnnnn |
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Patternnnnnnnnnnnnnnnnnnnnnnnnn if looooooooooooooooooooooooooooooooooooooooong_guard =>
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meh,
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// Test that earlier patterns can take the guard space
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(aaaa, bbbbb, ccccccc, aaaaa, bbbbbbbb, cccccc, aaaa, bbbbbbbb, cccccc, dddddd) |
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Patternnnnnnnnnnnnnnnnnnnnnnnnn if loooooooooooooooooooooooooooooooooooooooooong_guard => {}
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_ => {}
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ast::PathParameters::AngleBracketedParameters(ref data) if data.lifetimes.len() > 0 ||
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data.types.len() > 0 ||
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data.bindings.len() > 0 => {}
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}
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let whatever = match something {
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/// DOC COMMENT!
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Some(_) => 42,
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// Comment on an attribute.
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#[an_attribute]
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// Comment after an attribute.
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None => 0,
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#[rustfmt_skip]
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Blurb => { }
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};
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}
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// Test that a match on an overflow line is laid out properly.
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fn main() {
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let sub_span =
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match xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx {
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Some(sub_span) => Some(sub_span),
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None => sub_span,
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};
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}
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// Test that one-line bodies align.
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fn main() {
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match r {
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Variableeeeeeeeeeeeeeeeee => ("variable",
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vec!("id", "name", "qualname", "value", "type", "scopeid"),
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true,
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true),
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Enummmmmmmmmmmmmmmmmmmmm => ("enum",
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vec!("id", "qualname", "scopeid", "value"),
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true,
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true),
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Variantttttttttttttttttttttttt => ("variant",
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vec!("id",
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"name",
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"qualname",
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"type",
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"value",
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"scopeid"),
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true,
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true),
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}
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}
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