45 lines
1.0 KiB
Rust
45 lines
1.0 KiB
Rust
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use rustc_ast::{ptr::P, Expr, Path};
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use rustc_expand::base::ExtCtxt;
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use rustc_span::Span;
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pub(super) struct Context<'cx, 'a> {
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cx: &'cx ExtCtxt<'a>,
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span: Span,
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}
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impl<'cx, 'a> Context<'cx, 'a> {
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pub(super) fn new(cx: &'cx ExtCtxt<'a>, span: Span) -> Self {
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Self { cx, span }
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}
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/// Builds the whole `assert!` expression.
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///
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/// {
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/// use ::core::asserting::{ ... };
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///
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/// let mut __capture0 = Capture::new();
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/// ...
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/// ...
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/// ...
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///
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/// if !{
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/// ...
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/// ...
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/// ...
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/// } {
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/// panic!(
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/// "Assertion failed: ... \n With expansion: ...",
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/// __capture0,
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/// ...
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/// ...
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/// ...
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/// );
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/// }
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/// }
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pub(super) fn build(self, _cond_expr: P<Expr>, _panic_path: Path) -> P<Expr> {
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let Self { cx, span, .. } = self;
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let stmts = Vec::new();
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cx.expr_block(cx.block(span, stmts))
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}
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}
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