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Merge pull request #77 from notoria/match_brackets

74e4ac8Blaž Hrastnik5 years ago

helix-core/src/match_brackets.rs+12−6

@@ -1,6 +1,6 @@

1use crate::{Range, Rope, Selection, Syntax};

3−// const PAIRS: &[(char, char)] = &[('(', ')'), ('{', '}'), ('[', ']')];

3+const PAIRS: &[(char, char)] = &[('(', ')'), ('{', '}'), ('[', ']'), ('<', '>')];

4// limit matching pairs to only ( ) { } [ ] < >

6#[must_use]

@@ -20,15 +20,21 @@ pub fn find(syntax: &Syntax, doc: &Rope, pos: usize) -> Option<usize> {

20 None => return None,

21 };

23+ if node.is_error() {

24+ return None;

25+ }

26+

23 let start_byte = node.start_byte();

27 let start_byte = node.start_byte();

24 let end_byte = node.end_byte() - 1; // it's end exclusive

28 let end_byte = node.end_byte() - 1; // it's end exclusive

30+ if PAIRS.contains(&(doc.char(start_byte), doc.char(end_byte))) {

26− if start_byte == byte_pos {

31+ if start_byte == byte_pos {

27− return Some(doc.byte_to_char(end_byte));

32+ return Some(doc.byte_to_char(end_byte));

28− }

33+ }

30− if end_byte == byte_pos {

35+ if end_byte == byte_pos {

31− return Some(doc.byte_to_char(start_byte));

36+ return Some(doc.byte_to_char(start_byte));

37+ }

32 }

38 }

34 None

40 None