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use serde::ser::Error;
use super::ToTomlString;
pub trait ToTomlWriter {
/// Convert to toml writer.
///
/// ```should_panic
/// use std::fs::File;
/// use serde::Serialize;
/// use serde_valid::toml::ToTomlWriter;
/// use serde_valid::Validate;
///
/// #[derive(Debug, Validate, Serialize)]
/// struct TestStruct {
/// #[validate(maximum = 100)]
/// val: i32,
/// }
/// let s = TestStruct { val: 10 };
///
/// assert!(s.to_toml_writer(File::open("foo.txt").unwrap()).is_ok());
/// ```
fn to_toml_writer<W>(&self, writer: W) -> Result<(), serde_toml::ser::Error>
where
W: std::io::Write;
/// Convert to pretty toml writer.
///
/// ```should_panic
/// use std::fs::File;
/// use serde::Serialize;
/// use serde_valid::toml::ToTomlWriter;
/// use serde_valid::Validate;
///
/// #[derive(Debug, Validate, Serialize)]
/// struct TestStruct {
/// #[validate(maximum = 100)]
/// val: i32,
/// }
/// let s = TestStruct { val: 10 };
///
/// assert!(s.to_toml_writer_pretty(File::open("foo.txt").unwrap()).is_ok());
/// ```
fn to_toml_writer_pretty<W>(&self, writer: W) -> Result<(), serde_toml::ser::Error>
where
W: std::io::Write;
}
impl<T> ToTomlWriter for T
where
T: serde::Serialize + crate::Validate,
{
fn to_toml_writer<W>(&self, writer: W) -> Result<(), serde_toml::ser::Error>
where
W: std::io::Write,
{
let mut writer = writer;
match writer.write_all(&self.to_toml_string()?.into_bytes()) {
Ok(_) => Ok(()),
Err(err) => Err(serde_toml::ser::Error::custom(err.to_string())),
}
}
fn to_toml_writer_pretty<W>(&self, writer: W) -> Result<(), serde_toml::ser::Error>
where
W: std::io::Write,
{
let mut writer = writer;
match writer.write_all(&self.to_toml_string_pretty()?.into_bytes()) {
Ok(_) => Ok(()),
Err(err) => Err(serde_toml::ser::Error::custom(err.to_string())),
}
}
}
impl ToTomlWriter for serde_toml::Value {
fn to_toml_writer<W>(&self, writer: W) -> Result<(), serde_toml::ser::Error>
where
W: std::io::Write,
{
let mut writer = writer;
match writer.write_all(&self.to_toml_string()?.into_bytes()) {
Ok(_) => Ok(()),
Err(err) => Err(serde_toml::ser::Error::custom(err.to_string())),
}
}
fn to_toml_writer_pretty<W>(&self, writer: W) -> Result<(), serde_toml::ser::Error>
where
W: std::io::Write,
{
let mut writer = writer;
match writer.write_all(&self.to_toml_string_pretty()?.into_bytes()) {
Ok(_) => Ok(()),
Err(err) => Err(serde_toml::ser::Error::custom(err.to_string())),
}
}
}