Function rewrite

debug-plugin/content-script.js:160–184

(command, newCode)

        };

        const rewrite = function (command, newCode) {
            const parent = command.cmd.parent;
            let prev;
            for (prev of parent.children) {
                if (prev.next === command.cmd) break;
            }
            const next = command.next;

            const tok = _hyperscript.internals.tokenizer.tokenize(newCode);
            const parser = _hyperscript.internals.createParser(tok);
            const newcmd = parser.requireElement("command");

            newcmd.startToken = command.startToken;
            newcmd.endToken = command.endToken;
            newcmd.programSource = command.programSource;
            newcmd.sourceFor = function () {
                return newCode;
            };

            prev.next = newcmd;
            newcmd.next = next;
            newcmd.parent = parent;

            bus.dispatchEvent(new Event("step"));
        };

        const logCommand = function () {
            const hasSource = cmd.sourceFor instanceof Function;