---
source: crates/laburnum-syntax-macro/src/tests/ast_tests.rs
expression: "use laburnum_syntax_macro::tests::ast_tests::test_ast_error_node"
snapshot_kind: text
---
Input: >
#[laburnum_syntax(AST, error)]
pub struct ErrorNode {
message: String,
span: Span,
}
Output: >
#[derive(Clone, PartialEq)]
pub struct ErrorNode {
/// The unique identifier for this node.
pub(crate) id: crate::NodeId,
/// The syntax node id that this node is based on.
pub(crate) syntax: crate::SyntaxId,
/// Any meta information that is associated with this node.
pub(crate) meta: Option<crate::NodeId>,
pub(crate) message: laburnum::Span,
pub(crate) span: laburnum::Span,
}
impl ErrorNode {
pub fn get_id(&self) -> crate::NodeId {
self.id
}
pub fn get_syntax(&self) -> crate::SyntaxId {
self.syntax
}
pub fn get_meta(&self) -> Option<crate::NodeId> {
self.meta
}
}
pub mod error_node_field {}
#[allow(unused)]
impl ErrorNode {
///Returns the `laburnum::Span` for the `message` field
pub fn get_message_spur<'ast>(&self, ast: &'ast crate::AST) -> laburnum::Span {
self.message
}
///Returns the `message` field
pub fn get_message<'ast>(&self, ast: &'ast crate::AST) -> std::string::String {
{
let message = &self.message;
ast.intern.resolve(message).to_string()
}
}
///Returns the `span` field
pub fn get_span<'ast>(&self, ast: &'ast crate::AST) -> laburnum::Span {
{
let span = &self.span;
*span
}
}
}
#[allow(unused)]
impl<'ast> ErrorNode {
pub fn validate(&self, ast: &'ast crate::AST) -> crate::Result<()> {
Ok(())
}
}
#[allow(unused)]
impl std::fmt::Display for ErrorNode {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.debug_struct(
&format!(
"{}::{}", { let __mp = module_path!(); __mp.find("::").map(| i | &
__mp[i + 2..]).unwrap_or(__mp) }, "ErrorNode"
),
)
.finish()
}
}
#[allow(unused)]
impl std::fmt::Debug for ErrorNode {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.debug_struct(
&format!(
"{}::{}", { let __mp = module_path!(); __mp.find("::").map(| i | &
__mp[i + 2..]).unwrap_or(__mp) }, "ErrorNode"
),
)
.finish()
}
}
#[allow(unused)]
impl bluegum::Bluegum for ErrorNode {
fn node(&self, b: &mut bluegum::Builder) {
b.name(
&crate::style_title(
{
let __mp = module_path!();
__mp.find("::").map(|i| &__mp[i + 2..]).unwrap_or(__mp)
},
&"ErrorNode",
),
);
}
}
#[allow(unused)]
impl<'tokens, 'src> bluegum::BluegumWithState<crate::Printer<'tokens>> for ErrorNode {
fn node_with_state(
&self,
b: &mut bluegum::Builder,
state: &crate::Printer<'tokens>,
) {
use owo_colors::OwoColorize;
use unicode_width::UnicodeWidthStr;
b.name(
&crate::style_title(
{
let __mp = module_path!();
__mp.find("::").map(|i| &__mp[i + 2..]).unwrap_or(__mp)
},
&"ErrorNode",
),
);
if let Some(cst_node) = state.get_syntax(self.syntax) {
let span = cst_node.span();
if let Some(span_data) = span.data(state.get_span_cache()) {
b.debug(
"span",
format!("{}..{}", span_data.start, span_data.start + span_data.len),
);
}
}
if let Some(meta) = self.meta {
b.add_node_with_state(state, &"meta".blue().italic().to_string(), &meta);
}
{
{
let message = &self.message;
use {owo_colors::OwoColorize, unicode_width::UnicodeWidthStr};
b.debug(stringify!(message), format!("{:?}", message));
let val = state.get_interned(message).to_string();
if val.width() > 80 {
b.alt(format!("{:.80}...", val).bright_white());
} else {
b.alt(format!("{:.80}", val).bright_white());
};
};
{
let span = &self.span;
use {owo_colors::OwoColorize, unicode_width::UnicodeWidthStr};
let val = span
.text(state.get_span_cache(), state.get_source())
.unwrap_or("");
b.field(stringify!(span), "Span".cyan().to_string());
if val.width() > 80 {
b.alt(format!("{:.80}...", val).bright_white());
} else {
b.alt(format!("{:.80}", val).bright_white());
};
};
};
}
}