rust/tests/target/match.rs
2015-09-02 14:45:56 +12:00

80 lines
2.8 KiB
Rust

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