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feat: add syntax.count_error_nodes function

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This commit is contained in:
CJ van den Berg 2025-04-24 18:08:31 +02:00
parent 5db2ec10b6
commit 4b84e35b9f
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
1 changed files with 15 additions and 0 deletions
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15
src/syntax/src/syntax.zig
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@ -24,11 +24,13 @@ lang: *const Language,
file_type: *const FileType,
parser: *Parser,
query: *Query,
errors_query: *Query,
injections: ?*Query,
tree: ?*treez.Tree = null,
pub fn create(file_type: *const FileType, allocator: std.mem.Allocator, query_cache: *QueryCache) !*Self {
const query = try query_cache.get(file_type, .highlights);
const errors_query = try query_cache.get(file_type, .errors);
const injections = try query_cache.get(file_type, .injections);
const self = try allocator.create(Self);
self.* = .{
@ -37,6 +39,7 @@ pub fn create(file_type: *const FileType, allocator: std.mem.Allocator, query_ca
.file_type = file_type,
.parser = try Parser.create(),
.query = query,
.errors_query = errors_query,
.injections = injections,
};
errdefer self.destroy(query_cache);
@ -194,3 +197,15 @@ pub fn node_at_point_range(self: *const Self, range: Range) error{Stop}!treez.No
const root_node = tree.getRootNode();
return treez.Node.externs.ts_node_descendant_for_point_range(root_node, range.start_point, range.end_point);
}
pub fn count_error_nodes(self: *const Self) usize {
const cursor = Query.Cursor.create() catch return std.math.maxInt(usize);
defer cursor.destroy();
const tree = self.tree orelse return 0;
cursor.execute(self.errors_query, tree.getRootNode());
var error_count: usize = 0;
while (cursor.nextMatch()) |match| for (match.captures()) |_| {
error_count += 1;
};
return error_count;
}