diff options
| -rw-r--r-- | src/ser.rs | 18 |
1 files changed, 11 insertions, 7 deletions
@@ -25,6 +25,8 @@ //! # fn main() {} //! ``` +#![allow(unused_must_use)] + use std::cell::Cell; use std::error; use std::fmt::{self, Write}; @@ -422,7 +424,7 @@ impl<'a> Serializer<'a> { fn display<T: fmt::Display>(&mut self, t: T, type_: &'static str) -> Result<(), Error> { self.emit_key(type_)?; - drop(write!(self.dst, "{}", t)); + write!(self.dst, "{}", t); if let State::Table { .. } = self.state { self.dst.push_str("\n"); } @@ -515,7 +517,7 @@ impl<'a> Serializer<'a> { _ => false, }); if ok { - drop(write!(self.dst, "{}", key)); + write!(self.dst, "{}", key); } else { self.emit_str(key, true)?; } @@ -647,7 +649,9 @@ impl<'a> Serializer<'a> { '\u{d}' => self.dst.push_str("\\r"), '\u{22}' => self.dst.push_str("\\\""), '\u{5c}' => self.dst.push_str("\\\\"), - c if c < '\u{1f}' => drop(write!(self.dst, "\\u{:04X}", ch as u32)), + c if c < '\u{1f}' => { + write!(self.dst, "\\u{:04X}", ch as u32); + } ch => self.dst.push(ch), } } @@ -750,15 +754,15 @@ macro_rules! serialize_float { ($this:expr, $v:expr) => {{ $this.emit_key("float")?; if ($v.is_nan() || $v == 0.0) && $v.is_sign_negative() { - drop(write!($this.dst, "-")); + write!($this.dst, "-"); } if $v.is_nan() { - drop(write!($this.dst, "nan")); + write!($this.dst, "nan"); } else { - drop(write!($this.dst, "{}", $v)); + write!($this.dst, "{}", $v); } if $v % 1.0 == 0.0 { - drop(write!($this.dst, ".0")); + write!($this.dst, ".0"); } if let State::Table { .. } = $this.state { $this.dst.push_str("\n"); |