pub fn parse_pattern(
scope: ScopeId,
parser: &mut Parser,
action: ParsePatternAction,
syntax: &ParsePatternSyntax
) -> SyntaxResult<NodeId>
pub fn parse_pattern(
scope: ScopeId,
parser: &mut Parser,
action: ParsePatternAction,
syntax: &ParsePatternSyntax
) -> SyntaxResult<NodeId>