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improve error message

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This commit is contained in:
freestrings
2019-06-19 15:09:42 +09:00
parent 6a270c9456
commit fff0e869cb
8 changed files with 21 additions and 11 deletions
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19
src/select/mod.rs
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@ -1,4 +1,5 @@
use std::collections::HashSet;
use std::fmt;
use array_tool::vec::{Intersect, Union};
use indexmap::IndexMap;
@ -514,7 +515,6 @@ enum FilterKey {
All,
}
#[derive(Debug)]
pub enum JsonPathError {
EmptyPath,
EmptyValue,
@ -522,6 +522,23 @@ pub enum JsonPathError {
Serde(String),
}
impl fmt::Debug for JsonPathError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}", self)
}
}
impl fmt::Display for JsonPathError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
JsonPathError::EmptyPath => f.write_str("path not set"),
JsonPathError::EmptyValue => f.write_str("json value not set"),
JsonPathError::Path(msg) => f.write_str(&format!("path error: \n{}\n", msg)),
JsonPathError::Serde(msg) => f.write_str(&format!("serde error: \n{}\n", msg)),
}
}
}
#[derive(Debug)]
pub struct Selector<'a, 'b> {
node: Option<Node>,