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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
"use strict";
/**
* Find Placeholders in the template and save them along with their
* paths.
*/
function findPlaceholders(template, constructor, path = [], placeholders = []) {
if (!template || typeof template != "object") {
return placeholders;
}
if (template instanceof constructor) {
placeholders.push({ placeholder: template, path: [...path] });
return placeholders;
}
for (const name in template) {
path.push(name);
findPlaceholders(template[name], constructor, path, placeholders);
path.pop();
}
return placeholders;
}
exports.findPlaceholders = findPlaceholders;
/**
* Get the value at a given path, or undefined if not found.
*/
function getPath(obj, path) {
for (const name of path) {
if (!(name in obj)) {
return undefined;
}
obj = obj[name];
}
return obj;
}
exports.getPath = getPath;