Christian Wansart <******@****.***> 1573139799 +0100

	for i, c := range src {
		if c == '<' || c == '>' || c == '&' {
			dst = append(dst, src[start:i]...)
			dst = append(dst, '\\', 'u', '0', '0', hex[c>>4], hex[c&0xF])
			start = i + 1
		}
		// Convert U+2028 and U+2029 (E2 80 A8 and E2 80 A9).
		if c == 0xE2 && i+2 < len(src) && src[i+1] == 0x80 && src[i+2]&^1 == 0xA8 {
			dst = append(dst, src[start:i]...)
			dst = append(dst, '\\', 'u', '2', '0', '2', hex[src[i+2]&0xF])
			start = i + len("\u2029")

          appendable.append(joiner.separator);
          Entry<?, ?> e = parts.next();
          appendable.append(joiner.toString(e.getKey()));
          appendable.append(keyValueSeparator);
          appendable.append(joiner.toString(e.getValue()));
        }
      }
      return appendable;
    }

    /**
     * Appends the string representation of each entry in {@code entries}, using the previously

            <child>child</child>
            <parent-only>parent</parent-only>
          </defaults>
          <appends combine.children="append">
            <parent-only>parent</parent-only>
            <parent>parent</parent>
            <parent>child</parent>
            <child>child</child>
          </appends>
          <overrides combine.self="override">
            <parent>child</parent>
            <child>child</child>

          appendable.append(joiner.separator);
          Entry<?, ?> e = parts.next();
          appendable.append(joiner.toString(e.getKey()));
          appendable.append(keyValueSeparator);
          appendable.append(joiner.toString(e.getValue()));
        }
      }
      return appendable;
    }

    /**
     * Appends the string representation of each entry in {@code entries}, using the previously

		return nil
	}
	return []error{err}
}

// AppendErr appends err to errors if it is not nil and returns the result.
// If err is nil, it is not appended.
func AppendErr(errors []error, err error) Errors {
	if err == nil {
		if len(errors) == 0 {
			return nil
		}
		return errors
	}
	return append(errors, err)
}

// AppendErrs appends newErrs to errors and returns the result.

Leonardo Sarra <******@****.***> 1718116194 +0200

        ["1"]       | _             | _             | "append missing, then add"                        | { it.append(notDefined()) ; it.add("1") }
        ["1"]       | ["0"]         | _             | "add missing to non-empty value, then append"     | { it.add(notDefined()) ; it.append("1") }

                append(value.toString());
            } else {
                appendValues((Object[]) value);
            }
        } else if (value instanceof String) {
            append("'");
            append(value.toString());
            append("'");
        } else {
            append(value.toString());
        }
        return this;
    }

    /**

			updated = true
			break
		}
	}
	if !updated {
		// Append to the end of tags list
		r.tags = append(r.tags, KeyVal{key, val})
	}
	return r
}

// GetTags - returns the user defined tags
func (r *ReqInfo) GetTags() []KeyVal {
	if r == nil {
		return nil
	}
	r.RLock()
	defer r.RUnlock()
	return append(make([]KeyVal, 0, len(r.tags)), r.tags...)
}