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https://github.com/rust-lang/rust-analyzer
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21 lines
687 B
Rust
21 lines
687 B
Rust
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use libsyntax2::{File, TextUnit};
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pub use _test_utils::*;
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use ActionResult;
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pub fn check_action<F: Fn(&File, TextUnit) -> Option<ActionResult>> (
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before: &str,
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after: &str,
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f: F,
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) {
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let (before_cursor_pos, before) = extract_offset(before);
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let file = File::parse(&before);
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let result = f(&file, before_cursor_pos).expect("code action is not applicable");
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let actual = result.edit.apply(&before);
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let actual_cursor_pos = match result.cursor_position {
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None => result.edit.apply_to_offset(before_cursor_pos).unwrap(),
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Some(off) => off,
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};
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let actual = add_cursor(&actual, actual_cursor_pos);
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assert_eq_text!(after, &actual);
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}
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