Use when working with Go slices, maps, or arrays — choosing between new and make, using append, declaring empty slices (nil vs literal for JSON), implementing sets with maps, and copying data at boundaries. Also use when building or manipulating collections, even if the user doesn't ask about allocation idioms. Does not cover concurrent data structure safety (see go-concurrency).
$npx -y skills add cxuu/golang-skills --skill go-data-structuresInstalls into the current project.
Run `npx skills use "https://github.com/cxuu/golang-skills" --skill "cxuu/golang-skills/go-data-structures"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/cxuu/golang-skills" that are relevant to the current task. Run `npx skills add "https://github.com/cxuu/golang-skills"` and select the relevant skills, then follow their instructions.