Method parse

www/js/_hyperscript.esm.js:6655–6687

(parser)

    this.args = { root: rootExpr, prop: this.prop, value };
  }
  static parse(parser) {
    if (!parser.matchToken("put")) return;
    var value = parser.requireElement("expression");
    var operationToken = parser.matchAnyToken("into", "before", "after");
    if (operationToken == null && parser.matchToken("at")) {
      parser.matchToken("the");
      operationToken = parser.matchAnyToken("start", "end");
      parser.requireToken("of");
    }
    if (operationToken == null) {
      parser.raiseExpected("into", "before", "at start of", "at end of", "after");
    }
    var target = parser.requireElement("expression");
    while (target.type === "parenthesized") target = target.expr;
    var operation = operationToken.value;
    var rootExpr;
    if (target.type === "arrayIndex" && operation === "into") {
      rootExpr = target.root;
    } else if (target.prop && target.root && operation === "into") {
      rootExpr = target.root;
    } else if (target.type === "symbol" && operation === "into") {
      rootExpr = null;
    } else if (target.type === "attributeRef" && operation === "into") {
      rootExpr = parser.requireElement("implicitMeTarget");
    } else if (target.type === "styleRef" && operation === "into") {
      rootExpr = parser.requireElement("implicitMeTarget");
    } else if (target.attribute && operation === "into") {
      rootExpr = target.root;
    } else {
      rootExpr = target;
    }
    return new _PutCommand(target, operation, value, rootExpr);
  }
  putInto(context, root, prop, valueToPut) {
    if (root == null) {
      var value = context.meta.runtime.resolveSymbol(prop, context);