45 bool Evaluate(State* state, const std::unique_ptr<Expr>& expr, std::string* result) {  in Evaluate()  argument
46     if (result == nullptr) {  in Evaluate()
59     *result = v->data;  in Evaluate()
82     std::string result;  in ConcatFn()  local
88         result += str;  in ConcatFn()
91     return StringValue(result);  in ConcatFn()
126         std::string result;  in AssertFn()  local
127         if (!Evaluate(state, argv[i], &result)) {  in AssertFn()
130         if (result.empty()) {  in AssertFn()
213     std::string result = (haystack.find(needle) != std::string::npos) ? "t" : "";  in SubstringFn()  local
214     return StringValue(result);  in SubstringFn()
227     const char* result = (left == right) ? "t" : "";  in EqualityFn()  local
228     return StringValue(result);  in EqualityFn()
242     const char* result = (left != right) ? "t" : "";  in InequalityFn()  local
243     return StringValue(result);  in InequalityFn()