syntax = "proto3";

option (custom.description) = "One" "Two" "Three";

option (custom.long_description) =
  "First line of a long description. " // A
  "Second line continues here. " /*B*/
  "Third and final line."; // C

option (custom.single) = "Just one string";

// Line comment on last part must become block comment so `;` isn't eaten.
option (custom.trailing) =
  "One"
  "Two"
  "Three" // Trailing
;

message Foo {
  optional string name = 1;
}
