Method parse

www/js/_hyperscript.esm.js:7025–7048

(parser)

    this.args = { value: expr };
  }
  static parse(parser) {
    if (!parser.matchToken("if")) return;
    var expr = parser.requireElement("expression");
    parser.matchToken("then");
    var trueBranch = parser.parseElement("commandList");
    var nestedIfStmt = false;
    let elseToken = parser.matchToken("else") || parser.matchToken("otherwise");
    if (elseToken) {
      let elseIfIfToken = parser.peekToken("if");
      nestedIfStmt = elseIfIfToken != null && elseIfIfToken.line === elseToken.line;
      if (nestedIfStmt) {
        var falseBranch = parser.parseElement("command");
      } else {
        var falseBranch = parser.parseElement("commandList");
      }
    }
    if (parser.hasMore() && !nestedIfStmt) {
      parser.requireToken("end");
    }
    var ifCmd = new _IfCommand(expr, trueBranch, falseBranch);
    parser.setParent(trueBranch, ifCmd);
    parser.setParent(falseBranch, ifCmd);
    return ifCmd;
  }
  resolve(context, { value: exprValue }) {
    if (exprValue) {
      return this.trueBranch;