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//! obj/src/lib.rs --- Objective type library |
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mod err; |
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pub use err::{Error,Result}; |
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pub use ron; |
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use ron::extensions::Extensions; |
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use serde::{de::DeserializeOwned, Deserialize, Serialize}; |
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use std::io; |
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/// common trait for all config modules. This trait provides functions |
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/// for de/serializing to/from RON, updating fields, and formatting. |
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pub trait Configure: Objective { |
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fn update(&self) -> Result<()> { |
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Ok(()) |
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} |
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} |
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/// Objective trait |
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/// Define Object behaviors, implemented by Objects |
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pub trait Objective { |
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fn encode(&self) -> Result<Vec<u8>> |
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where |
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Self: Serialize, |
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{ |
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Ok(bincode::serialize(self)?) |
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} |
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fn encode_into<W>(&self, writer: W) -> Result<()> |
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where |
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W: io::Write, |
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Self: Serialize, |
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{ |
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Ok(bincode::serialize_into(writer, self)?) |
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} |
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fn decode<'a>(&self, bytes: &'a [u8]) -> Result<Self> |
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where |
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Self: Deserialize<'a>, |
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{ |
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Ok(bincode::deserialize(bytes)?) |
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} |
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fn decode_from<R>(&self, rdr: R) -> Result<Self> |
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where |
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R: io::Read, |
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Self: DeserializeOwned, |
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{ |
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Ok(bincode::deserialize_from(rdr)?) |
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} |
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fn to_ron_writer<W>(&self, writer: W) -> Result<()> |
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where |
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W: io::Write, |
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Self: Serialize, |
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{ |
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Ok(ron::ser::to_writer_pretty( |
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writer, |
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&self, |
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ron::ser::PrettyConfig::new() |
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.indentor(" ".to_owned()) |
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.extensions(Extensions::all()), |
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)?) |
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} |
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fn to_ron_string(&self) -> Result<String> |
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where |
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Self: Serialize, |
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{ |
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Ok(ron::ser::to_string_pretty( |
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&self, |
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ron::ser::PrettyConfig::new().indentor(" ".to_owned()), |
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)?) |
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} |
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fn from_ron_reader<R>(&self, mut rdr: R) -> Result<Self> |
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where |
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R: io::Read, |
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Self: DeserializeOwned, |
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{ |
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let mut bytes = Vec::new(); |
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rdr.read_to_end(&mut bytes)?; |
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Ok(ron::de::from_bytes(&bytes)?) |
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} |
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fn from_ron_str<'a>(s: &'a str) -> Result<Self> |
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where |
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Self: Deserialize<'a>, |
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{ |
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Ok(ron::de::from_bytes(s.as_bytes())?) |
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} |
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fn to_json_writer<W>(&self, writer: W) -> Result<()> |
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where |
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W: io::Write, |
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Self: Serialize, |
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{ |
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// let formatter = serde_json::ser::PrettyFormatter::with_indent(b" "); |
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Ok(serde_json::ser::to_writer_pretty(writer, &self)?) |
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} |
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fn to_json_string(&self) -> Result<String> |
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where |
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Self: Serialize, |
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{ |
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Ok(serde_json::ser::to_string_pretty(&self)?) |
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} |
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fn from_json_reader<R>(&self, mut rdr: R) -> Result<Self> |
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where |
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R: io::Read, |
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Self: DeserializeOwned, |
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{ |
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let mut bytes = Vec::new(); |
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rdr.read_to_end(&mut bytes)?; |
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Ok(serde_json::de::from_slice(&bytes)?) |
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} |
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fn from_json_str<'a>(s: &'a str) -> Result<Self> |
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where |
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Self: Deserialize<'a>, |
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{ |
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Ok(serde_json::de::from_slice(s.as_bytes())?) |
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} |
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} |