StringLiteral.ceylon
"A *string literal* consists of a series of characters and/or,
if it’s not [[verbatim|isVerbatim]], escape sequences."
shared class StringLiteral(text, isVerbatim = false) extends Literal(text) {
"The text of the string literal (without quotes)."
shared actual String text;
"If the string literal is verbatim or not. Verbatim string literals are
surrounded by three quotes instead of one, and do not contain escape sequences.
Note: While the default value is [[false]] because that’s the least surprising choice,
you should use [[true]] instead unless you really need escape sequences;
this makes your code more robust, especially if the [[text]] is coming from an external source."
shared Boolean isVerbatim;
shared actual Result transform<out Result>(Transformer<Result> transformer)
=> transformer.transformStringLiteral(this);
shared actual void visit(Visitor visitor)
=> visitor.visitStringLiteral(this);
shared actual Boolean equals(Object that) {
if (is StringLiteral that) {
return isVerbatim == that.isVerbatim && text == that.text;
} else {
return false;
}
}
hash => 31 * text.hash + isVerbatim.hash;
shared StringLiteral copy(String text = this.text, Boolean isVerbatim = this.isVerbatim) {
value ret = StringLiteral(text, isVerbatim);
copyExtraInfoTo(ret);
return ret;
}
}