syntax_data: {"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"`foo`"}]}
source_snippet:         `foo` matches all passes for functions whose name contains 'foo',
context_before:         `all` matches all passes and functions,
context_after:         `foo & ConstProp` only the 'ConstProp' pass for function names containing 'foo',