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fix: search newline character in utf-8 bytes sequence (#299)

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Myriad-Dreamin 2024-05-18 12:12:06 +08:00 • committed by GitHub
parent caaeb8efe8
commit 937f6f042f
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1 changed files with 4 additions and 2 deletions
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6
crates/tinymist-query/src/syntax/matcher.rs
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@ -138,7 +138,7 @@ pub fn get_deref_target(node: LinkedNode, cursor: usize) -> Option<DerefTarget<'
} }
// Get the trivia text before the cursor. // Get the trivia text before the cursor.
let pref = node.text(); let pref = node.text().as_bytes();
let pref = if node.range().contains(&cursor) { let pref = if node.range().contains(&cursor) {
&pref[..cursor - node.offset()] &pref[..cursor - node.offset()]
} else { } else {
@ -146,8 +146,10 @@ pub fn get_deref_target(node: LinkedNode, cursor: usize) -> Option<DerefTarget<'
}; };
// The deref target should be on the same line as the cursor. // The deref target should be on the same line as the cursor.
// Assuming the underlying text is utf-8 encoded, we can check for newlines by
// looking for b'\n'.
// todo: if we are in markup mode, we should check if we are at start of node // todo: if we are in markup mode, we should check if we are at start of node
!pref.contains('\n') !pref.contains(&b'\n')
} }
// Move to the first non-trivia node before the cursor. // Move to the first non-trivia node before the cursor.