Function prepareHelpPageData

background_scripts/commands.js:370–406

()

  // Build the "commandToOptionsToKeys" data structure and place it in chrome's session storage.
  // This is used by the help page and commands listing.
  prepareHelpPageData() {
    /*
      Map of commands to option sets to keys to trigger that command option set.
      Commands with no options will have the empty string options set.
      Example:
      {
        "zoomReset": {
          "": ["z0", "zz"] // No options, with two key maps, ie: `map zz zoomReset`
        },
        "setZoom": {
          "1.1": ["z1"], // `map z1 setZoom 1.1`
          "1.2": ["z2"], // `map z2 setZoom 1.2`
        }
      }
    */
    const commandToOptionsToKeys = {};
    const formatOptionString = (options) => {
      return Object.entries(options)
        .map(([k, v]) => {
          // When the value of an option is true, then it was parsed as a flag.
          if (v === true) {
            return k;
          } else {
            return `${k}=${v}`;
          }
        })
        .join(" ");
    };
    for (const key of Object.keys(this.keyToRegistryEntry || {})) {
      const registryEntry = this.keyToRegistryEntry[key];
      const optionString = formatOptionString(registryEntry.options || {});
      commandToOptionsToKeys[registryEntry.command] ||= {};
      commandToOptionsToKeys[registryEntry.command][optionString] ||= [];
      commandToOptionsToKeys[registryEntry.command][optionString].push(key);
    }
    chrome.storage.session.set({ commandToOptionsToKeys });
  },
};

const defaultKeyMappings = {