Function FindMultiline

tensorflow/core/framework/op_gen_lib.cc:186–196

Given a single line of text `line` with first : at `colon`, determine if there is an "<<END" expression after the colon and if so return true and set `*end` to everything after the "<<".

// there is an "<<END" expression after the colon and if so return true and set
// `*end` to everything after the "<<".
static bool FindMultiline(StringPiece line, size_t colon, string* end) {
  if (colon == StringPiece::npos) return false;
  line.remove_prefix(colon + 1);
  while (absl::ConsumePrefix(&line, " ")) {
  }
  if (absl::ConsumePrefix(&line, "<<")) {
    *end = string(line);
    return true;
  }
  return false;
}

string PBTxtFromMultiline(StringPiece multiline_pbtxt) {
  string pbtxt;