syntax_data: {"ast_node_type":"other","tokens":[{"end":29,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// Create a StringError.
context_before:     pub fn LLVMGetStringErrorTypeId() -> LLVMErrorTypeId;
context_after:     pub fn LLVMCreateStringError(ErrMst: *const ::libc::c_char) -> LLVMErrorRef;