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author | Alex Crichton <alex@alexcrichton.com> | 2017-02-08 21:23:29 -0800 |
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committer | GitHub <noreply@github.com> | 2017-02-08 21:23:29 -0800 |
commit | beff7f992d738db3565d899a72542baae57f835d (patch) | |
tree | 76498b837fc5f1f6ba0a5f53e1b2d85c6638da4d /src/encoder/serde.rs | |
parent | 473908c9722eeedeec1777237a135f582faa78d8 (diff) | |
parent | f66d8bcf33530c858a502bfa170f2383a8cbc204 (diff) | |
download | milf-rs-beff7f992d738db3565d899a72542baae57f835d.tar.gz milf-rs-beff7f992d738db3565d899a72542baae57f835d.zip |
Merge pull request #137 from alexcrichton/serde-upgrade
Rewrite crate with serde support from ground up
Diffstat (limited to 'src/encoder/serde.rs')
-rw-r--r-- | src/encoder/serde.rs | 339 |
1 files changed, 0 insertions, 339 deletions
diff --git a/src/encoder/serde.rs b/src/encoder/serde.rs deleted file mode 100644 index 997bc37..0000000 --- a/src/encoder/serde.rs +++ /dev/null @@ -1,339 +0,0 @@ -use std::mem; - -use serde::ser; -use Value; -use super::{Encoder, Error, EncoderState, State}; - -impl Encoder { - fn table_begin(&mut self) -> Result<Self, Error> { - match self.state { - State::NextMapKey => Err(Error::InvalidMapKeyLocation), - _ => Ok(mem::replace(self, Encoder::new())) - } - } - - fn table_end(&mut self, mut state: Self) -> Result<(), Error> { - match state.state { - State::NextKey(key) => { - mem::swap(&mut self.toml, &mut state.toml); - self.toml.insert(key, Value::Table(state.toml)); - }, - State::NextArray(mut arr) => { - mem::swap(&mut self.toml, &mut state.toml); - arr.push(Value::Table(state.toml)); - self.state = State::NextArray(arr); - }, - State::Start => {}, - State::NextMapKey => unreachable!(), - } - Ok(()) - } -} - -impl ser::Serializer for Encoder { - type Error = Error; - type MapState = Self; - type StructState = Self; - type StructVariantState = Self; - type SeqState = EncoderState; - type TupleState = EncoderState; - type TupleStructState = EncoderState; - type TupleVariantState = EncoderState; - - fn serialize_bool(&mut self, v: bool) -> Result<(), Error> { - self.emit_value(Value::Boolean(v)) - } - - fn serialize_i64(&mut self, v: i64) -> Result<(), Error> { - self.emit_value(Value::Integer(v)) - } - - // TODO: checked casts - - fn serialize_u64(&mut self, v: u64) -> Result<(), Error> { - self.serialize_i64(v as i64) - } - - fn serialize_isize(&mut self, v: isize) -> Result<(), Error> { - self.serialize_i64(v as i64) - } - - fn serialize_usize(&mut self, v: usize) -> Result<(), Error> { - self.serialize_i64(v as i64) - } - - fn serialize_i8(&mut self, v: i8) -> Result<(), Error> { - self.serialize_i64(v as i64) - } - - fn serialize_u8(&mut self, v: u8) -> Result<(), Error> { - self.serialize_i64(v as i64) - } - - fn serialize_i16(&mut self, v: i16) -> Result<(), Error> { - self.serialize_i64(v as i64) - } - - fn serialize_u16(&mut self, v: u16) -> Result<(), Error> { - self.serialize_i64(v as i64) - } - - fn serialize_i32(&mut self, v: i32) -> Result<(), Error> { - self.serialize_i64(v as i64) - } - - fn serialize_u32(&mut self, v: u32) -> Result<(), Error> { - self.serialize_i64(v as i64) - } - - fn serialize_f32(&mut self, v: f32) -> Result<(), Error> { - self.serialize_f64(v as f64) - } - - fn serialize_f64(&mut self, v: f64) -> Result<(), Error> { - self.emit_value(Value::Float(v)) - } - - fn serialize_str(&mut self, value: &str) -> Result<(), Error> { - self.emit_value(Value::String(value.to_string())) - } - - fn serialize_unit_struct(&mut self, _name: &'static str) -> Result<(), Error> { - Ok(()) - } - - fn serialize_unit(&mut self) -> Result<(), Error> { - Ok(()) - } - - fn serialize_none(&mut self) -> Result<(), Error> { - self.emit_none() - } - - fn serialize_char(&mut self, c: char) -> Result<(), Error> { - self.serialize_str(&c.to_string()) - } - - fn serialize_some<V>(&mut self, value: V) -> Result<(), Error> - where V: ser::Serialize - { - value.serialize(self) - } - - fn serialize_bytes(&mut self, v: &[u8]) -> Result<(), Error> { - let mut state = try!(self.serialize_seq(Some(v.len()))); - for c in v { - try!(self.serialize_seq_elt(&mut state, c)); - } - self.serialize_seq_end(state) - } - - fn serialize_seq_fixed_size(&mut self, len: usize) - -> Result<EncoderState, Error> { - self.serialize_seq(Some(len)) - } - - fn serialize_seq(&mut self, _len: Option<usize>) - -> Result<EncoderState, Error> { - self.seq_begin().map(|s| EncoderState { inner: s }) - } - - fn serialize_seq_elt<T>(&mut self, - _state: &mut EncoderState, - value: T) -> Result<(), Error> - where T: ser::Serialize - { - value.serialize(self) - } - - fn serialize_seq_end(&mut self, state: EncoderState) -> Result<(), Error> { - self.seq_end(state.inner) - } - - fn serialize_tuple(&mut self, len: usize) - -> Result<EncoderState, Error> { - self.serialize_seq(Some(len)) - } - - fn serialize_tuple_elt<T>(&mut self, - state: &mut EncoderState, - value: T) -> Result<(), Error> - where T: ser::Serialize - { - self.serialize_seq_elt(state, value) - } - - fn serialize_tuple_end(&mut self, state: EncoderState) -> Result<(), Error> { - self.serialize_seq_end(state) - } - - fn serialize_tuple_struct(&mut self, - _name: &'static str, - len: usize) -> Result<EncoderState, Error> { - self.serialize_seq(Some(len)) - } - - fn serialize_tuple_struct_elt<T>(&mut self, - state: &mut EncoderState, - value: T) -> Result<(), Error> - where T: ser::Serialize - { - self.serialize_seq_elt(state, value) - } - - fn serialize_tuple_struct_end(&mut self, state: EncoderState) - -> Result<(), Error> { - self.serialize_seq_end(state) - } - - fn serialize_tuple_variant(&mut self, - _name: &'static str, - _id: usize, - _variant: &'static str, - len: usize) -> Result<EncoderState, Error> { - self.serialize_seq(Some(len)) - } - - fn serialize_tuple_variant_elt<T>(&mut self, - state: &mut EncoderState, - value: T) -> Result<(), Error> - where T: ser::Serialize - { - self.serialize_seq_elt(state, value) - } - - fn serialize_tuple_variant_end(&mut self, state: EncoderState) - -> Result<(), Error> { - self.serialize_seq_end(state) - } - - fn serialize_map(&mut self, _len: Option<usize>) -> Result<Self, Error> { - self.table_begin() - } - - fn serialize_map_key<K>(&mut self, - _state: &mut Encoder, - key: K) -> Result<(), Error> - where K: ser::Serialize - { - self.table_key(|me| key.serialize(me)) - } - - fn serialize_map_value<V>(&mut self, - _state: &mut Encoder, - value: V) -> Result<(), Error> - where V: ser::Serialize - { - value.serialize(self) - } - - fn serialize_map_end(&mut self, state: Self) -> Result<(), Error> { - self.table_end(state) - } - - fn serialize_struct(&mut self, - _name: &'static str, - len: usize) -> Result<Self, Error> { - self.serialize_map(Some(len)) - } - - fn serialize_struct_elt<V>(&mut self, - state: &mut Encoder, - key: &'static str, - value: V) -> Result<(), Error> - where V: ser::Serialize - { - try!(self.serialize_map_key(state, key)); - self.serialize_map_value(state, value) - } - - fn serialize_struct_end(&mut self, state: Self) -> Result<(), Error> { - self.serialize_map_end(state) - } - - fn serialize_struct_variant(&mut self, - _name: &'static str, - _id: usize, - _variant: &'static str, - len: usize) -> Result<Self, Error> { - self.serialize_map(Some(len)) - } - - fn serialize_struct_variant_elt<V>(&mut self, - state: &mut Encoder, - key: &'static str, - value: V) -> Result<(), Error> - where V: ser::Serialize - { - try!(self.serialize_map_key(state, key)); - self.serialize_map_value(state, value) - } - - fn serialize_struct_variant_end(&mut self, state: Self) -> Result<(), Error> { - self.serialize_map_end(state) - } - - fn serialize_newtype_struct<T>(&mut self, - _name: &'static str, - value: T) -> Result<(), Self::Error> - where T: ser::Serialize, - { - // Don't serialize the newtype struct in a tuple. - value.serialize(self) - } - - fn serialize_newtype_variant<T>(&mut self, - _name: &'static str, - _variant_index: usize, - _variant: &'static str, - value: T) -> Result<(), Self::Error> - where T: ser::Serialize, - { - // Don't serialize the newtype struct variant in a tuple. - value.serialize(self) - } - - fn serialize_unit_variant(&mut self, - _name: &'static str, - _variant_index: usize, - _variant: &'static str, - ) -> Result<(), Self::Error> - { - Ok(()) - } -} - -impl ser::Serialize for Value { - fn serialize<E>(&self, e: &mut E) -> Result<(), E::Error> - where E: ser::Serializer - { - match *self { - Value::String(ref s) => e.serialize_str(s), - Value::Integer(i) => e.serialize_i64(i), - Value::Float(f) => e.serialize_f64(f), - Value::Boolean(b) => e.serialize_bool(b), - Value::Datetime(ref s) => e.serialize_str(s), - Value::Array(ref a) => { - let mut state = try!(e.serialize_seq(Some(a.len()))); - for el in a.iter() { - try!(e.serialize_seq_elt(&mut state, el)); - } - e.serialize_seq_end(state) - } - Value::Table(ref t) => { - let mut state = try!(e.serialize_map(Some(t.len()))); - for (k, v) in t.iter() { - try!(e.serialize_map_key(&mut state, k)); - try!(e.serialize_map_value(&mut state, v)); - } - e.serialize_map_end(state) - } - } - } -} - -impl ser::Error for Error { - fn custom<T: Into<String>>(msg: T) -> Error { - Error::Custom(msg.into()) - } -} |