22 lines
715 B
Rust
22 lines
715 B
Rust
//! FIXME: write short doc here
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use ra_syntax::{SourceFile, TextUnit};
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use ra_text_edit::TextEdit;
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pub use test_utils::*;
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pub fn check_action<F: Fn(&SourceFile, TextUnit) -> Option<TextEdit>>(
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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 = SourceFile::parse(&before).ok().unwrap();
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let result = f(&file, before_cursor_pos).expect("code action is not applicable");
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let actual = result.apply(&before);
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let actual_cursor_pos =
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result.apply_to_offset(before_cursor_pos).expect("cursor position is affected by the edit");
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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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