1 use std::fmt::{self, Write as FmtWrite};
2 use std::io::{self, Write as IoWrite};
6 fn write_vec_value(bh: &mut Bencher) {
8 let mut mem = Vec::new();
10 mem.write_all("abc".as_bytes()).unwrap();
16 fn write_vec_ref(bh: &mut Bencher) {
18 let mut mem = Vec::new();
19 let wr = &mut mem as &mut dyn io::Write;
21 wr.write_all("abc".as_bytes()).unwrap();
27 fn write_vec_macro1(bh: &mut Bencher) {
29 let mut mem = Vec::new();
30 let wr = &mut mem as &mut dyn io::Write;
32 write!(wr, "abc").unwrap();
38 fn write_vec_macro2(bh: &mut Bencher) {
40 let mut mem = Vec::new();
41 let wr = &mut mem as &mut dyn io::Write;
43 write!(wr, "{}", "abc").unwrap();
49 fn write_vec_macro_debug(bh: &mut Bencher) {
51 let mut mem = Vec::new();
52 let wr = &mut mem as &mut dyn io::Write;
54 write!(wr, "{:?}", "☃").unwrap();
60 fn write_str_value(bh: &mut Bencher) {
62 let mut mem = String::new();
64 mem.write_str("abc").unwrap();
70 fn write_str_ref(bh: &mut Bencher) {
72 let mut mem = String::new();
73 let wr = &mut mem as &mut dyn fmt::Write;
75 wr.write_str("abc").unwrap();
81 fn write_str_macro1(bh: &mut Bencher) {
83 let mut mem = String::new();
85 write!(mem, "abc").unwrap();
91 fn write_str_macro2(bh: &mut Bencher) {
93 let mut mem = String::new();
94 let wr = &mut mem as &mut dyn fmt::Write;
96 write!(wr, "{}", "abc").unwrap();
102 fn write_str_macro_debug(bh: &mut Bencher) {
104 let mut mem = String::new();
105 let wr = &mut mem as &mut dyn fmt::Write;
107 write!(wr, "{:?}", "☃").unwrap();
113 fn write_u128_max(bh: &mut Bencher) {
115 test::black_box(format!("{}", u128::MAX));
120 fn write_u128_min(bh: &mut Bencher) {
122 let s = format!("{}", 0u128);
128 fn write_u64_max(bh: &mut Bencher) {
130 test::black_box(format!("{}", u64::MAX));
135 fn write_u64_min(bh: &mut Bencher) {
137 test::black_box(format!("{}", 0u64));