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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
const {
enumEntries,
enumIndexedProperties,
enumNonIndexedProperties,
enumPrivateProperties,
enumSymbols,
getPrototype,
getFullText,
getPromiseState,
getProxySlots,
} = require("resource://devtools/client/shared/components/object-inspector/utils/client.js");
const {
getClosestGripNode,
getClosestNonBucketNode,
getFront,
getValue,
nodeHasAccessors,
nodeHasProperties,
nodeIsBucket,
nodeIsDefaultProperties,
nodeIsEntries,
nodeIsMapEntry,
nodeIsPrimitive,
nodeIsPromise,
nodeIsProxy,
nodeNeedsNumericalBuckets,
nodeIsLongString,
} = require("resource://devtools/client/shared/components/object-inspector/utils/node.js");
function loadItemProperties(item, client, loadedProperties, threadActorID) {
const gripItem = getClosestGripNode(item);
const value = getValue(gripItem);
let front = getFront(gripItem);
if (!front && value && client && client.getFrontByID) {
front = client.getFrontByID(value.actor);
}
const getObjectFront = function() {
if (!front) {
front = client.createObjectFront(
value,
client.getFrontByID(threadActorID)
);
}
return front;
};
const [start, end] = item.meta
? [item.meta.startIndex, item.meta.endIndex]
: [];
const promises = [];
if (shouldLoadItemIndexedProperties(item, loadedProperties)) {
promises.push(enumIndexedProperties(getObjectFront(), start, end));
}
if (shouldLoadItemNonIndexedProperties(item, loadedProperties)) {
promises.push(enumNonIndexedProperties(getObjectFront(), start, end));
}
if (shouldLoadItemEntries(item, loadedProperties)) {
promises.push(enumEntries(getObjectFront(), start, end));
}
if (shouldLoadItemPrototype(item, loadedProperties)) {
promises.push(getPrototype(getObjectFront()));
}
if (shouldLoadItemPrivateProperties(item, loadedProperties)) {
promises.push(enumPrivateProperties(getObjectFront(), start, end));
}
if (shouldLoadItemSymbols(item, loadedProperties)) {
promises.push(enumSymbols(getObjectFront(), start, end));
}
if (shouldLoadItemFullText(item, loadedProperties)) {
const longStringFront = front || client.createLongStringFront(value);
promises.push(getFullText(longStringFront, item));
}
if (shouldLoadItemPromiseState(item, loadedProperties)) {
promises.push(getPromiseState(getObjectFront()));
}
if (shouldLoadItemProxySlots(item, loadedProperties)) {
promises.push(getProxySlots(getObjectFront()));
}
return Promise.all(promises).then(mergeResponses);
}
function mergeResponses(responses) {
const data = {};
for (const response of responses) {
if (response.hasOwnProperty("ownProperties")) {
data.ownProperties = { ...data.ownProperties, ...response.ownProperties };
}
if (response.privateProperties && response.privateProperties.length > 0) {
data.privateProperties = response.privateProperties;
}
if (response.ownSymbols && response.ownSymbols.length > 0) {
data.ownSymbols = response.ownSymbols;
}
if (response.prototype) {
data.prototype = response.prototype;
}
if (response.fullText) {
data.fullText = response.fullText;
}
if (response.promiseState) {
data.promiseState = response.promiseState;
}
if (response.proxyTarget && response.proxyHandler) {
data.proxyTarget = response.proxyTarget;
data.proxyHandler = response.proxyHandler;
}
}
return data;
}
function shouldLoadItemIndexedProperties(item, loadedProperties = new Map()) {
const gripItem = getClosestGripNode(item);
const value = getValue(gripItem);
return (
value &&
nodeHasProperties(gripItem) &&
!loadedProperties.has(item.path) &&
!nodeIsProxy(item) &&
!nodeNeedsNumericalBuckets(item) &&
!nodeIsEntries(getClosestNonBucketNode(item)) &&
// The data is loaded when expanding the window node.
!nodeIsDefaultProperties(item)
);
}
function shouldLoadItemNonIndexedProperties(
item,
loadedProperties = new Map()
) {
const gripItem = getClosestGripNode(item);
const value = getValue(gripItem);
return (
value &&
nodeHasProperties(gripItem) &&
!loadedProperties.has(item.path) &&
!nodeIsProxy(item) &&
!nodeIsEntries(getClosestNonBucketNode(item)) &&
!nodeIsBucket(item) &&
// The data is loaded when expanding the window node.
!nodeIsDefaultProperties(item)
);
}
function shouldLoadItemEntries(item, loadedProperties = new Map()) {
const gripItem = getClosestGripNode(item);
const value = getValue(gripItem);
return (
value &&
nodeIsEntries(getClosestNonBucketNode(item)) &&
!loadedProperties.has(item.path) &&
!nodeNeedsNumericalBuckets(item)
);
}
function shouldLoadItemPrototype(item, loadedProperties = new Map()) {
const value = getValue(item);
return (
value &&
!loadedProperties.has(item.path) &&
!nodeIsBucket(item) &&
!nodeIsMapEntry(item) &&
!nodeIsEntries(item) &&
!nodeIsDefaultProperties(item) &&
!nodeHasAccessors(item) &&
!nodeIsPrimitive(item) &&
!nodeIsLongString(item) &&
!nodeIsProxy(item)
);
}
function shouldLoadItemSymbols(item, loadedProperties = new Map()) {
const value = getValue(item);
return (
value &&
!loadedProperties.has(item.path) &&
!nodeIsBucket(item) &&
!nodeIsMapEntry(item) &&
!nodeIsEntries(item) &&
!nodeIsDefaultProperties(item) &&
!nodeHasAccessors(item) &&
!nodeIsPrimitive(item) &&
!nodeIsLongString(item) &&
!nodeIsProxy(item)
);
}
function shouldLoadItemPrivateProperties(item, loadedProperties = new Map()) {
const value = getValue(item);
return (
value &&
value?.preview?.privatePropertiesLength &&
!loadedProperties.has(item.path) &&
!nodeIsBucket(item) &&
!nodeIsMapEntry(item) &&
!nodeIsEntries(item) &&
!nodeIsDefaultProperties(item) &&
!nodeHasAccessors(item) &&
!nodeIsPrimitive(item) &&
!nodeIsLongString(item) &&
!nodeIsProxy(item)
);
}
function shouldLoadItemFullText(item, loadedProperties = new Map()) {
return !loadedProperties.has(item.path) && nodeIsLongString(item);
}
function shouldLoadItemPromiseState(item, loadedProperties = new Map()) {
return !loadedProperties.has(item.path) && nodeIsPromise(item);
}
function shouldLoadItemProxySlots(item, loadedProperties = new Map()) {
return !loadedProperties.has(item.path) && nodeIsProxy(item);
}
module.exports = {
loadItemProperties,
mergeResponses,
shouldLoadItemEntries,
shouldLoadItemIndexedProperties,
shouldLoadItemNonIndexedProperties,
shouldLoadItemPrototype,
shouldLoadItemSymbols,
shouldLoadItemFullText,
shouldLoadItemPromiseState,
shouldLoadItemProxySlots,
};