syntax_data: {"ast_node_type":"other","tokens":[{"end":47,"kind":"keyword","start":0,"text":"check(\"hello\\nworld\","}]}
source_snippet:     check("hello\nworld", "hello\nworld", &[]);
context_before:     check("hello world", "hello world", &[]);
context_after:     check("hello\r\nworld", "hello\nworld", &[6]);