Empty(in Document) ➜ string;

Expands to the empty string.

LongText(string) ➜ Instruction;

Expands to the given string trimmed of all leading and trailing whitespace.

Text(string) ➜ Instruction;

Expands to the given string.

Str(object) ➜ Instruction;

Expands to the result of calling ToString on the object.