Method parse

www/js/_hyperscript.js:7621–7666

(parser)

      }
    }
    static parse(parser) {
      if (!parser.matchToken("add")) return;
      var classRef = parser.parseElement("classRef");
      var attributeRef = null;
      var cssDeclaration = null;
      var valueExpr = null;
      if (classRef == null) {
        attributeRef = parser.parseElement("attributeRef");
        if (attributeRef == null) {
          cssDeclaration = parser.parseElement("styleLiteral");
          if (cssDeclaration == null) {
            parser.pushFollow("to");
            try {
              valueExpr = parser.parseElement("expression");
            } finally {
              parser.popFollow();
            }
            if (valueExpr == null || !parser.currentToken() || parser.currentToken().value !== "to") {
              parser.raiseError("Expected either a class reference or attribute expression");
            }
          }
        }
      } else {
        var classRefs = [classRef];
        while (classRef = parser.parseElement("classRef")) {
          classRefs.push(classRef);
        }
      }
      if (parser.matchToken("to")) {
        var toExpr = parser.requireElement("expression");
      } else {
        var toExpr = parser.requireElement("implicitMeTarget");
      }
      if (parser.matchToken("when")) {
        var when = parser.requireElement("expression");
      }
      if (classRefs) {
        return new _AddCommand("class", classRefs, null, null, toExpr, when);
      } else if (attributeRef) {
        return new _AddCommand("attribute", null, attributeRef, null, toExpr, when);
      } else if (cssDeclaration) {
        return new _AddCommand("css", null, null, cssDeclaration, toExpr, null);
      } else {
        return new _AddCommand("collection", null, null, null, toExpr, null, valueExpr);
      }
    }
    resolve(context, { to, classRefs, css, value }) {
      var runtime2 = context.meta.runtime;
      var cmd = this;