Function HDB

debug-plugin/content-script.js:73–333

(ctx, runtime, breakpoint, _hyperscript)

    let hdbCounter = 0;

    function HDB(ctx, runtime, breakpoint, _hyperscript) {
        let cmd = breakpoint;
        let cmdMap = [];
        const bus = new EventTarget();
        let renderedCode = "";

        const consoleHistory = [];
        let renderedConsole = "";

        const brk = function (_ctx) {
            console.log("=== HDB///_hyperscript/debugger ===");

            // Print initial context at startup
            for (const v of Object.keys(ctx)) {
                if (v == "meta") continue;
                consoleHistory.push(v);
                renderedConsole += makeConsoleHistoryEntry(v, ctx[v]);
            }

            hdbCounter++;

            ui();
            return new Promise((resolve, reject) => {
                bus.addEventListener(
                    "continue",
                    () => {
                        resolve(runtime.findNext(cmd, ctx));
                        cmd = null;
                    },
                    { once: true },
                );
            });
        };

        const continueExec = function () {
            bus.dispatchEvent(new Event("continue"));
            ui();
        };

        const stepOver = function () {
            if (!cmd) return continueExec();
            const result =
                cmd && cmd.type === "breakpointCommand"
                    ? runtime.findNext(cmd, ctx)
                    : runtime.unifiedEval(cmd, ctx);
            if (result.type === "implicitReturn") return stepOut();
            if (result && result.then instanceof Function) {
                return result.then((next) => {
                    cmd = next;
                    bus.dispatchEvent(new Event("step"));
                    logCommand();
                });
            } else if (result === runtime.HALT) {
                bus.dispatchEvent(new Event("continue"));
            } else {
                cmd = result;
                bus.dispatchEvent(new Event("step"));
                logCommand();