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|
use serde::{Deserialize, Deserializer, Serialize};
use annotate_snippets::{
display_list::FormatOptions,
snippet::{Annotation, AnnotationType, Slice, Snippet, SourceAnnotation},
};
#[derive(Deserialize)]
pub struct SnippetDef<'a> {
#[serde(deserialize_with = "deserialize_annotation")]
#[serde(default)]
#[serde(borrow)]
pub title: Option<Annotation<'a>>,
#[serde(deserialize_with = "deserialize_annotations")]
#[serde(default)]
#[serde(borrow)]
pub footer: Vec<Annotation<'a>>,
#[serde(deserialize_with = "deserialize_opt")]
#[serde(default)]
pub opt: FormatOptions,
#[serde(deserialize_with = "deserialize_slices")]
#[serde(borrow)]
pub slices: Vec<Slice<'a>>,
}
impl<'a> Into<Snippet<'a>> for SnippetDef<'a> {
fn into(self) -> Snippet<'a> {
let SnippetDef {
title,
footer,
opt,
slices,
} = self;
Snippet {
title,
footer,
slices,
opt,
}
}
}
fn deserialize_opt<'de, D>(deserializer: D) -> Result<FormatOptions, D::Error>
where
D: Deserializer<'de>,
{
#[derive(Deserialize)]
struct Wrapper(#[serde(with = "FormatOptionsDef")] FormatOptions);
Wrapper::deserialize(deserializer).map(|w| w.0)
}
#[derive(Deserialize)]
#[serde(remote = "FormatOptions")]
pub struct FormatOptionsDef {
pub color: bool,
pub anonymized_line_numbers: bool,
}
fn deserialize_slices<'de, D>(deserializer: D) -> Result<Vec<Slice<'de>>, D::Error>
where
D: Deserializer<'de>,
{
#[derive(Deserialize)]
struct Wrapper<'a>(
#[serde(with = "SliceDef")]
#[serde(borrow)]
Slice<'a>,
);
let v = Vec::deserialize(deserializer)?;
Ok(v.into_iter().map(|Wrapper(a)| a).collect())
}
fn deserialize_annotation<'de, D>(deserializer: D) -> Result<Option<Annotation<'de>>, D::Error>
where
D: Deserializer<'de>,
{
#[derive(Deserialize)]
struct Wrapper<'a>(
#[serde(with = "AnnotationDef")]
#[serde(borrow)]
Annotation<'a>,
);
Option::<Wrapper>::deserialize(deserializer)
.map(|opt_wrapped: Option<Wrapper>| opt_wrapped.map(|wrapped: Wrapper| wrapped.0))
}
fn deserialize_annotations<'de, D>(deserializer: D) -> Result<Vec<Annotation<'de>>, D::Error>
where
D: Deserializer<'de>,
{
#[derive(Deserialize)]
struct Wrapper<'a>(
#[serde(with = "AnnotationDef")]
#[serde(borrow)]
Annotation<'a>,
);
let v = Vec::deserialize(deserializer)?;
Ok(v.into_iter().map(|Wrapper(a)| a).collect())
}
#[derive(Deserialize)]
#[serde(remote = "Slice")]
pub struct SliceDef<'a> {
#[serde(borrow)]
pub source: &'a str,
pub line_start: usize,
#[serde(borrow)]
pub origin: Option<&'a str>,
#[serde(deserialize_with = "deserialize_source_annotations")]
#[serde(borrow)]
pub annotations: Vec<SourceAnnotation<'a>>,
#[serde(default)]
pub fold: bool,
}
fn deserialize_source_annotations<'de, D>(
deserializer: D,
) -> Result<Vec<SourceAnnotation<'de>>, D::Error>
where
D: Deserializer<'de>,
{
#[derive(Deserialize)]
struct Wrapper<'a>(
#[serde(with = "SourceAnnotationDef")]
#[serde(borrow)]
SourceAnnotation<'a>,
);
let v = Vec::deserialize(deserializer)?;
Ok(v.into_iter().map(|Wrapper(a)| a).collect())
}
#[derive(Serialize, Deserialize)]
#[serde(remote = "SourceAnnotation")]
pub struct SourceAnnotationDef<'a> {
pub range: (usize, usize),
#[serde(borrow)]
pub label: &'a str,
#[serde(with = "AnnotationTypeDef")]
pub annotation_type: AnnotationType,
}
#[derive(Serialize, Deserialize)]
#[serde(remote = "Annotation")]
pub struct AnnotationDef<'a> {
#[serde(borrow)]
pub id: Option<&'a str>,
#[serde(borrow)]
pub label: Option<&'a str>,
#[serde(with = "AnnotationTypeDef")]
pub annotation_type: AnnotationType,
}
#[allow(dead_code)]
#[derive(Serialize, Deserialize)]
#[serde(remote = "AnnotationType")]
enum AnnotationTypeDef {
Error,
Warning,
Info,
Note,
Help,
}
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