Function Subcontext

docs/app/js/sanddance-app.js:146683–146697

(ctx)

    }
}
function Subcontext(ctx) {
    this.dataflow = ctx.dataflow;
    this.transforms = ctx.transforms;
    this.events = ctx.events;
    this.expr = ctx.expr;
    this.signals = Object.create(ctx.signals);
    this.scales = Object.create(ctx.scales);
    this.nodes = Object.create(ctx.nodes);
    this.data = Object.create(ctx.data);
    this.fn = Object.create(ctx.fn);
    if (ctx.functions) {
        this.functions = Object.create(ctx.functions);
        this.functions.context = this;
    }
}
Context.prototype = Subcontext.prototype = {
    fork () {
        const ctx = new Subcontext(this);