Method parse

www/js/_hyperscript.js:8842–8865

(parser)

      this.args = { from, to, using: usingExpr, over };
    }
    static parse(parser) {
      if (!parser.matchToken("transition")) return;
      var propExprs = [];
      var from = [];
      var to = [];
      do {
        var follows = parser.pushFollows("from", "to");
        try {
          propExprs.push(parser.requireElement("expression"));
        } finally {
          parser.popFollows(follows);
        }
        from.push(parser.matchToken("from") ? parser.requireElement("expression") : null);
        parser.requireToken("to");
        to.push(parser.matchToken("initial") ? "initial" : parser.requireElement("expression"));
      } while (!parser.commandBoundary(parser.currentToken()) && parser.currentToken().value !== "over" && parser.currentToken().value !== "using");
      var over, usingExpr;
      if (parser.matchToken("over")) {
        over = parser.requireElement("expression");
      } else if (parser.matchToken("using")) {
        usingExpr = parser.requireElement("expression");
      }
      return new _TransitionCommand(propExprs, from, to, usingExpr, over);
    }
    resolve(context, { from, to, using, over }) {
      var cmd = this;
      var runtime2 = context.meta.runtime;