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-rw-r--r--vendor/number_prefix/examples/conversions.rs61
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diff --git a/vendor/number_prefix/examples/conversions.rs b/vendor/number_prefix/examples/conversions.rs
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+/// This example prints out the conversions for increasingly-large numbers, to
+/// showcase how the numbers change as the input gets bigger.
+/// It results in this:
+///
+/// ```text
+/// 1000 bytes is 1.000 kB and 1000 bytes
+/// 1000000 bytes is 1.000 MB and 976.562 KiB
+/// 1000000000 bytes is 1.000 GB and 953.674 MiB
+/// 1000000000000 bytes is 1.000 TB and 931.323 GiB
+/// 1000000000000000 bytes is 1.000 PB and 909.495 TiB
+/// 1000000000000000000 bytes is 1.000 EB and 888.178 PiB
+/// 1000000000000000000000 bytes is 1.000 ZB and 867.362 EiB
+/// 1000000000000000000000000 bytes is 1.000 YB and 847.033 ZiB
+///
+/// 1024 bytes is 1.000 KiB and 1.024 kB
+/// 1048576 bytes is 1.000 MiB and 1.049 MB
+/// 1073741824 bytes is 1.000 GiB and 1.074 GB
+/// 1099511627776 bytes is 1.000 TiB and 1.100 TB
+/// 1125899906842624 bytes is 1.000 PiB and 1.126 PB
+/// 1152921504606847000 bytes is 1.000 EiB and 1.153 EB
+/// 1180591620717411300000 bytes is 1.000 ZiB and 1.181 ZB
+/// 1208925819614629200000000 bytes is 1.000 YiB and 1.209 YB
+/// ```
+
+extern crate number_prefix;
+use number_prefix::NumberPrefix;
+use std::fmt::Display;
+
+
+fn main() {
+
+ // part one, decimal prefixes
+ let mut n = 1_f64;
+ for _ in 0 .. 8 {
+ n *= 1000_f64;
+
+ let decimal = format_prefix(NumberPrefix::decimal(n));
+ let binary = format_prefix(NumberPrefix::binary(n));
+ println!("{:26} bytes is {} and {:10}", n, decimal, binary);
+ }
+
+ println!();
+
+ // part two, binary prefixes
+ let mut n = 1_f64;
+ for _ in 0 .. 8 {
+ n *= 1024_f64;
+
+ let decimal = format_prefix(NumberPrefix::decimal(n));
+ let binary = format_prefix(NumberPrefix::binary(n));
+ println!("{:26} bytes is {} and {:10}", n, binary, decimal);
+ }
+}
+
+
+fn format_prefix<T: Display>(np: NumberPrefix<T>) -> String {
+ match np {
+ NumberPrefix::Prefixed(prefix, n) => format!("{:.3} {}B", n, prefix),
+ NumberPrefix::Standalone(bytes) => format!("{} bytes", bytes),
+ }
+}