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Deserialize any integer from any buffered integer type

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This commit is contained in:
David Tolnay
2018-04-19 22:11:14 -07:00
parent 541f9180cf
commit 85ca12a8c3
1 changed files with 50 additions and 92 deletions
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serde/src/private/de.rs
+50 -92
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@@ -1021,6 +1021,23 @@ mod content {
fn invalid_type(self, exp: &Expected) -> E { fn invalid_type(self, exp: &Expected) -> E {
de::Error::invalid_type(self.content.unexpected(), exp) de::Error::invalid_type(self.content.unexpected(), exp)
} }
fn deserialize_integer<V>(self, visitor: V) -> Result<V::Value, E>
where
V: Visitor<'de>,
{
match self.content {
Content::U8(v) => visitor.visit_u8(v),
Content::U16(v) => visitor.visit_u16(v),
Content::U32(v) => visitor.visit_u32(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I8(v) => visitor.visit_i8(v),
Content::I16(v) => visitor.visit_i16(v),
Content::I32(v) => visitor.visit_i32(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
}
} }
fn visit_content_seq<'de, V, E>(content: Vec<Content<'de>>, visitor: V) -> Result<V::Value, E> fn visit_content_seq<'de, V, E>(content: Vec<Content<'de>>, visitor: V) -> Result<V::Value, E>
@@ -1104,94 +1121,56 @@ mod content {
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match self.content { self.deserialize_integer(visitor)
Content::I8(v) => visitor.visit_i8(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_i16<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_i16<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match self.content { self.deserialize_integer(visitor)
Content::I16(v) => visitor.visit_i16(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_i32<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_i32<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match self.content { self.deserialize_integer(visitor)
Content::I32(v) => visitor.visit_i32(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_i64<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_i64<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match self.content { self.deserialize_integer(visitor)
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_u8<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_u8<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match self.content { self.deserialize_integer(visitor)
Content::U8(v) => visitor.visit_u8(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_u16<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_u16<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match self.content { self.deserialize_integer(visitor)
Content::U16(v) => visitor.visit_u16(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_u32<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_u32<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match self.content { self.deserialize_integer(visitor)
Content::U32(v) => visitor.visit_u32(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_u64<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_u64<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match self.content { self.deserialize_integer(visitor)
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_f32<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_f32<V>(self, visitor: V) -> Result<V::Value, Self::Error>
@@ -1746,6 +1725,23 @@ mod content {
fn invalid_type(self, exp: &Expected) -> E { fn invalid_type(self, exp: &Expected) -> E {
de::Error::invalid_type(self.content.unexpected(), exp) de::Error::invalid_type(self.content.unexpected(), exp)
} }
fn deserialize_integer<V>(self, visitor: V) -> Result<V::Value, E>
where
V: Visitor<'de>,
{
match *self.content {
Content::U8(v) => visitor.visit_u8(v),
Content::U16(v) => visitor.visit_u16(v),
Content::U32(v) => visitor.visit_u32(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I8(v) => visitor.visit_i8(v),
Content::I16(v) => visitor.visit_i16(v),
Content::I32(v) => visitor.visit_i32(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
}
} }
fn visit_content_seq_ref<'a, 'de, V, E>( fn visit_content_seq_ref<'a, 'de, V, E>(
@@ -1837,94 +1833,56 @@ mod content {
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match *self.content { self.deserialize_integer(visitor)
Content::I8(v) => visitor.visit_i8(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_i16<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_i16<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match *self.content { self.deserialize_integer(visitor)
Content::I16(v) => visitor.visit_i16(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_i32<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_i32<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match *self.content { self.deserialize_integer(visitor)
Content::I32(v) => visitor.visit_i32(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_i64<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_i64<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match *self.content { self.deserialize_integer(visitor)
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_u8<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_u8<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match *self.content { self.deserialize_integer(visitor)
Content::U8(v) => visitor.visit_u8(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_u16<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_u16<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match *self.content { self.deserialize_integer(visitor)
Content::U16(v) => visitor.visit_u16(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_u32<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_u32<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match *self.content { self.deserialize_integer(visitor)
Content::U32(v) => visitor.visit_u32(v),
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_u64<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_u64<V>(self, visitor: V) -> Result<V::Value, Self::Error>
where where
V: Visitor<'de>, V: Visitor<'de>,
{ {
match *self.content { self.deserialize_integer(visitor)
Content::U64(v) => visitor.visit_u64(v),
Content::I64(v) => visitor.visit_i64(v),
_ => Err(self.invalid_type(&visitor)),
}
} }
fn deserialize_f32<V>(self, visitor: V) -> Result<V::Value, Self::Error> fn deserialize_f32<V>(self, visitor: V) -> Result<V::Value, Self::Error>