Function parseNamespace

src/parser/syntaxes/toplevel.ts:64–124

(s: ITokenStream)

 * ```
*/
export function parseNamespace(s: ITokenStream): Ast.Namespace {
	const startPos = s.getPos();

	s.expect(TokenKind.Colon2);
	s.next();

	s.expect(TokenKind.Identifier);
	const name = s.getTokenValue();
	s.next();

	const members: (Ast.Namespace | Ast.Definition)[] = [];
	s.expect(TokenKind.OpenBrace);
	s.next();

	while (s.is(TokenKind.NewLine)) {
		s.next();
	}

	while (!s.is(TokenKind.CloseBrace)) {
		switch (s.getTokenKind()) {
			case TokenKind.VarKeyword:
			case TokenKind.LetKeyword:
			case TokenKind.At: {
				members.push(parseDefStatement(s));
				break;
			}
			case TokenKind.Colon2: {
				members.push(parseNamespace(s));
				break;
			}
			case TokenKind.OpenSharpBracket: {
				members.push(parseStatementWithAttr(s));
				break;
			}
		}

		// terminator
		switch (s.getTokenKind()) {
			case TokenKind.NewLine:
			case TokenKind.SemiColon: {
				while (s.is(TokenKind.NewLine) || s.is(TokenKind.SemiColon)) {
					s.next();
				}
				break;
			}
			case TokenKind.CloseBrace: {
				break;
			}
			case TokenKind.EOF: {
				throw new AiScriptUnexpectedEOFError(s.getPos());
			}
			default: {
				throw new AiScriptSyntaxError('Multiple statements cannot be placed on a single line.', s.getPos());
			}
		}
	}
	s.expect(TokenKind.CloseBrace);
	s.next();