diff options
Diffstat (limited to 'src/tools/rustfmt/tests/target/expr-block.rs')
| -rw-r--r-- | src/tools/rustfmt/tests/target/expr-block.rs | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/src/tools/rustfmt/tests/target/expr-block.rs b/src/tools/rustfmt/tests/target/expr-block.rs new file mode 100644 index 00000000000..c5770065087 --- /dev/null +++ b/src/tools/rustfmt/tests/target/expr-block.rs @@ -0,0 +1,305 @@ +// Test expressions with block formatting. + +fn arrays() { + []; + let empty = []; + + let foo = [a_long_name, a_very_lng_name, a_long_name]; + + let foo = [ + a_long_name, + a_very_lng_name, + a_long_name, + a_very_lng_name, + a_long_name, + a_very_lng_name, + a_long_name, + a_very_lng_name, + ]; + + vec![ + a_long_name, + a_very_lng_name, + a_long_name, + a_very_lng_name, + a_long_name, + a_very_lng_name, + a_very_lng_name, + ]; + + [ + a_long_name, + a_very_lng_name, + a_long_name, + a_very_lng_name, + a_long_name, + a_very_lng_name, + a_very_lng_name, + ] +} + +fn arrays() { + let x = [ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 7, 8, 9, 0, 1, 2, 3, 4, 5, + 6, 7, 8, 9, 0, + ]; + + let y = [/* comment */ 1, 2 /* post comment */, 3]; + + let xy = [ + strukt { + test123: value_one_two_three_four, + turbo: coolio(), + }, + /* comment */ 1, + ]; + + let a = WeightedChoice::new(&mut [ + Weighted { weight: x, item: 0 }, + Weighted { weight: 1, item: 1 }, + Weighted { weight: x, item: 2 }, + Weighted { weight: 1, item: 3 }, + ]); + + let z = [ + xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx, + yyyyyyyyyyyyyyyyyyyyyyyyyyy, + zzzzzzzzzzzzzzzzz, + q, + ]; + + [1 + 3, 4, 5, 6, 7, 7, fncall::<Vec<_>>(3 - 1)] +} + +fn function_calls() { + let items = itemize_list( + context.source_map, + args.iter(), + ")", + |item| item.span.lo(), + |item| item.span.hi(), + |item| { + item.rewrite( + context, + Shape { + width: remaining_width, + ..nested_shape + }, + ) + }, + span.lo(), + span.hi(), + ); + + itemize_list( + context.source_map, + args.iter(), + ")", + |item| item.span.lo(), + |item| item.span.hi(), + |item| { + item.rewrite( + context, + Shape { + width: remaining_width, + ..nested_shape + }, + ) + }, + span.lo(), + span.hi(), + ) +} + +fn macros() { + baz!( + do_not, add, trailing, commas, inside, of, function, like, macros, even, if_they, are, long + ); + + baz!(one_item_macro_which_is_also_loooooooooooooooooooooooooooooooooooooooooooooooong); + + let _ = match option { + None => baz!( + function, + like, + macro_as, + expression, + which, + is, + loooooooooooooooong + ), + Some(p) => baz!(one_item_macro_as_expression_which_is_also_loooooooooooooooong), + }; +} + +fn issue_1450() { + if selfstate + .compare_exchandsfasdsdfgsdgsdfgsdfgsdfgsdfgsdfgfsfdsage_weak( + STATE_PARKED, + STATE_UNPARKED, + Release, + Relaxed, + Release, + Relaxed, + ) + .is_ok() + { + return; + } +} + +fn foo() { + if real_total <= limit + && !pre_line_comments + && !items.into_iter().any(|item| item.as_ref().is_multiline()) + { + DefinitiveListTactic::Horizontal + } +} + +fn combine_block() { + foo(Bar { + x: value, + y: value2, + }); + + foo((Bar { + x: value, + y: value2, + },)); + + foo(( + 1, + 2, + 3, + Bar { + x: value, + y: value2, + }, + )); + + foo((1, 2, 3, |x| { + let y = x + 1; + let z = y + 1; + z + })); + + let opt = Some(Struct( + long_argument_one, + long_argument_two, + long_argggggggg, + )); + + do_thing(|param| { + action(); + foo(param) + }); + + do_thing(x, |param| { + action(); + foo(param) + }); + + do_thing( + x, + (1, 2, 3, |param| { + action(); + foo(param) + }), + ); + + Ok(some_function( + lllllllllong_argument_one, + lllllllllong_argument_two, + lllllllllllllllllllllllllllllong_argument_three, + )); + + foo( + thing, + bar( + param2, + pparam1param1param1param1param1param1param1param1param1param1aram1, + param3, + ), + ); + + foo.map_or(|| { + Ok(SomeStruct { + f1: 0, + f2: 0, + f3: 0, + }) + }); + + match opt { + Some(x) => somefunc(anotherfunc( + long_argument_one, + long_argument_two, + long_argument_three, + )), + Some(x) => |x| { + let y = x + 1; + let z = y + 1; + z + }, + Some(x) => (1, 2, |x| { + let y = x + 1; + let z = y + 1; + z + }), + Some(x) => SomeStruct { + f1: long_argument_one, + f2: long_argument_two, + f3: long_argument_three, + }, + None => Ok(SomeStruct { + f1: long_argument_one, + f2: long_argument_two, + f3: long_argument_three, + }), + }; + + match x { + y => func(xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx), + _ => func( + x, + yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy, + zzz, + ), + } +} + +fn issue_1862() { + foo( + /* bar = */ None, + something_something, + /* baz = */ None, + /* This comment waaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaay too long to be kept on the same line */ + None, + /* com */ + this_last_arg_is_tooooooooooooooooooooooooooooooooo_long_to_be_kept_with_the_pre_comment, + ) +} + +fn issue_3025() { + foo( + // This describes the argument below. + /* bar = */ None, + // This describes the argument below. + something_something, + // This describes the argument below. */ + None, + // This describes the argument below. + /* This comment waaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaay too long to be kept on the same line */ + None, + // This describes the argument below. + /* com */ + this_last_arg_is_tooooooooooooooooooooooooooooooooo_long_to_be_kept_with_the_pre_comment, + ) +} + +fn issue_1878() { + let channel: &str = seq + .next_element()? + .ok_or_else(|| de::Error::invalid_length(2, &self))?; +} |