@glimmer/runtime/dist/commonjs/es2017/lib/compiled/opcodes/debugger.js

Minimal runtime needed to render Glimmer templates

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.setDebuggerCallback = setDebuggerCallback;
exports.resetDebuggerCallback = resetDebuggerCallback;

var _reference = require("@glimmer/reference");

var _util = require("@glimmer/util");

var _opcodes = require("../../opcodes");

var _symbols2 = require("../../symbols");

function debugCallback(context, get) {
  // eslint-disable-next-line no-console
  console.info('Use `context`, and `get(<path>)` to debug this template.'); // for example...
  // eslint-disable-next-line no-unused-expressions

  context === get('this'); // eslint-disable-next-line no-debugger

  debugger;
}

let callback = debugCallback; // For testing purposes

function setDebuggerCallback(cb) {
  callback = cb;
}

function resetDebuggerCallback() {
  callback = debugCallback;
}

class ScopeInspector {
  constructor(scope, symbols, evalInfo) {
    this.scope = scope;
    this.locals = (0, _util.dict)();

    for (let i = 0; i < evalInfo.length; i++) {
      let slot = evalInfo[i];
      let name = symbols[slot - 1];
      let ref = scope.getSymbol(slot);
      this.locals[name] = ref;
    }
  }

  get(path) {
    let {
      scope,
      locals
    } = this;
    let parts = path.split('.');
    let [head, ...tail] = path.split('.');
    let evalScope = scope.getEvalScope();
    let ref;

    if (head === 'this') {
      ref = scope.getSelf();
    } else if (locals[head]) {
      ref = locals[head];
    } else if (head.indexOf('@') === 0 && evalScope[head]) {
      ref = evalScope[head];
    } else {
      ref = this.scope.getSelf();
      tail = parts;
    }

    return tail.reduce((r, part) => (0, _reference.childRefFor)(r, part), ref);
  }

}

_opcodes.APPEND_OPCODES.add(103
/* Debugger */
, (vm, {
  op1: _symbols,
  op2: _evalInfo
}) => {
  let symbols = vm[_symbols2.CONSTANTS].getArray(_symbols);

  let evalInfo = vm[_symbols2.CONSTANTS].getArray((0, _util.decodeHandle)(_evalInfo));

  let inspector = new ScopeInspector(vm.scope(), symbols, evalInfo);
  callback((0, _reference.valueForRef)(vm.getSelf()), path => (0, _reference.valueForRef)(inspector.get(path)));
});
//# 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ICAgIHJlZiA9IHNjb3BlLmdldFNlbGYoKTtcbiAgICB9IGVsc2UgaWYgKGxvY2Fsc1toZWFkXSkge1xuICAgICAgcmVmID0gbG9jYWxzW2hlYWRdO1xuICAgIH0gZWxzZSBpZiAoaGVhZC5pbmRleE9mKCdAJykgPT09IDAgJiYgZXZhbFNjb3BlW2hlYWRdKSB7XG4gICAgICByZWYgPSBldmFsU2NvcGVbaGVhZF0gYXMgUmVmZXJlbmNlO1xuICAgIH0gZWxzZSB7XG4gICAgICByZWYgPSB0aGlzLnNjb3BlLmdldFNlbGYoKTtcbiAgICAgIHRhaWwgPSBwYXJ0cztcbiAgICB9XG5cbiAgICByZXR1cm4gdGFpbC5yZWR1Y2UoKHIsIHBhcnQpID0+IGNoaWxkUmVmRm9yKHIsIHBhcnQpLCByZWYpO1xuICB9XG59XG5cbkFQUEVORF9PUENPREVTLmFkZChPcC5EZWJ1Z2dlciwgKHZtLCB7IG9wMTogX3N5bWJvbHMsIG9wMjogX2V2YWxJbmZvIH0pID0+IHtcbiAgbGV0IHN5bWJvbHMgPSB2bVtDT05TVEFOVFNdLmdldEFycmF5PHN0cmluZz4oX3N5bWJvbHMpO1xuICBsZXQgZXZhbEluZm8gPSB2bVtDT05TVEFOVFNdLmdldEFycmF5PG51bWJlcj4oZGVjb2RlSGFuZGxlKF9ldmFsSW5mbykpO1xuICBsZXQgaW5zcGVjdG9yID0gbmV3IFNjb3BlSW5zcGVjdG9yKHZtLnNjb3BlKCksIHN5bWJvbHMsIGV2YWxJbmZvKTtcbiAgY2FsbGJhY2sodmFsdWVGb3JSZWYodm0uZ2V0U2VsZigpKSwgKHBhdGgpID0+IHZhbHVlRm9yUmVmKGluc3BlY3Rvci5nZXQocGF0aCkpKTtcbn0pO1xuIl0sInNvdXJjZVJvb3QiOiIifQ==