use conjure_object::serde::{ser, de};
use std::fmt;
use std::str;
#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub enum LogLevel {
Fatal,
Error,
Warn,
Info,
Debug,
Trace,
}
impl LogLevel {
#[inline]
pub fn as_str(&self) -> &str {
match self {
LogLevel::Fatal => "FATAL",
LogLevel::Error => "ERROR",
LogLevel::Warn => "WARN",
LogLevel::Info => "INFO",
LogLevel::Debug => "DEBUG",
LogLevel::Trace => "TRACE",
}
}
}
impl fmt::Display for LogLevel {
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
fmt::Display::fmt(self.as_str(), fmt)
}
}
impl conjure_object::Plain for LogLevel {
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
conjure_object::Plain::fmt(self.as_str(), fmt)
}
}
impl str::FromStr for LogLevel {
type Err = conjure_object::plain::ParseEnumError;
#[inline]
fn from_str(v: &str) -> Result<LogLevel, conjure_object::plain::ParseEnumError> {
match v {
"FATAL" => Ok(LogLevel::Fatal),
"ERROR" => Ok(LogLevel::Error),
"WARN" => Ok(LogLevel::Warn),
"INFO" => Ok(LogLevel::Info),
"DEBUG" => Ok(LogLevel::Debug),
"TRACE" => Ok(LogLevel::Trace),
_ => Err(conjure_object::plain::ParseEnumError::new()),
}
}
}
impl conjure_object::FromPlain for LogLevel {
type Err = conjure_object::plain::ParseEnumError;
#[inline]
fn from_plain(v: &str) -> Result<LogLevel, conjure_object::plain::ParseEnumError> {
v.parse()
}
}
impl ser::Serialize for LogLevel {
fn serialize<S>(&self, s: S) -> Result<S::Ok, S::Error>
where
S: ser::Serializer,
{
s.serialize_str(self.as_str())
}
}
impl<'de> de::Deserialize<'de> for LogLevel {
fn deserialize<D>(d: D) -> Result<LogLevel, D::Error>
where
D: de::Deserializer<'de>,
{
d.deserialize_str(Visitor_)
}
}
struct Visitor_;
impl<'de> de::Visitor<'de> for Visitor_ {
type Value = LogLevel;
fn expecting(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
fmt.write_str("a string")
}
fn visit_str<E>(self, v: &str) -> Result<LogLevel, E>
where
E: de::Error,
{
match v.parse() {
Ok(e) => Ok(e),
Err(_) => {
Err(
de::Error::unknown_variant(
v,
&["FATAL", "ERROR", "WARN", "INFO", "DEBUG", "TRACE"],
),
)
}
}
}
}