a8b5e706b7
it is non-trivial to reproduce this bug through rustdoc, which uses this function less than clippy, so the regression test was added as a unit test instead of an integration test.
51 lines
1.5 KiB
Rust
51 lines
1.5 KiB
Rust
use std::path::PathBuf;
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use rustc_span::source_map::{FilePathMapping, SourceMap};
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use rustc_span::symbol::sym;
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use rustc_span::{BytePos, Span};
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use super::{DocFragment, DocFragmentKind, source_span_for_markdown_range_inner};
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#[test]
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fn single_backtick() {
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let sm = SourceMap::new(FilePathMapping::empty());
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sm.new_source_file(PathBuf::from("foo.rs").into(), r#"#[doc = "`"] fn foo() {}"#.to_string());
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let span = source_span_for_markdown_range_inner(
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&sm,
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"`",
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&(0..1),
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&[DocFragment {
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span: Span::with_root_ctxt(BytePos(8), BytePos(11)),
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item_id: None,
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kind: DocFragmentKind::RawDoc,
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doc: sym::empty, // unused placeholder
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indent: 0,
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}],
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)
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.unwrap();
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assert_eq!(span.lo(), BytePos(9));
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assert_eq!(span.hi(), BytePos(10));
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}
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#[test]
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fn utf8() {
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// regression test for https://github.com/rust-lang/rust/issues/141665
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let sm = SourceMap::new(FilePathMapping::empty());
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sm.new_source_file(PathBuf::from("foo.rs").into(), r#"#[doc = "⚠"] fn foo() {}"#.to_string());
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let span = source_span_for_markdown_range_inner(
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&sm,
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"⚠",
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&(0..3),
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&[DocFragment {
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span: Span::with_root_ctxt(BytePos(8), BytePos(14)),
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item_id: None,
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kind: DocFragmentKind::RawDoc,
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doc: sym::empty, // unused placeholder
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indent: 0,
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}],
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)
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.unwrap();
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assert_eq!(span.lo(), BytePos(9));
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assert_eq!(span.hi(), BytePos(12));
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}
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