Function AddComma

tensorflow/core/framework/op_def_util.cc:496–502

Add a comma to *s every call but the first (*add_comma should be initialized to false).

// Add a comma to *s every call but the first (*add_comma should be
// initialized to false).
void AddComma(string* s, bool* add_comma) {
  if (*add_comma) {
    strings::StrAppend(s, ", ");
  } else {
    *add_comma = true;
  }
}

// Will add the `name` from arg if name is true.
void AddName(string* s, bool name, const OpDef::ArgDef& arg) {