tags.go
No OneTemporary
Actions

Size

642 B

Subscribers

None

tags.go
View Options

	// Package tags supports operations around hashtags in plain text content
	package tags

	import (
	"github.com/kylemcc/twitter-text-go/extract"
	)

	// Extract finds all hashtags in the given string and returns a de-duplicated
	// list of them.
	func Extract(body string) []string {
	matches := extract.ExtractHashtags(body)
	tags := map[string]bool{}
	for i := range matches {
	// Second value (whether or not there's a hashtag) ignored here, since
	// we're only extracting hashtags.
	ht, _ := matches[i].Hashtag()
	tags[ht] = true
	}

	resTags := make([]string, 0)
	for k := range tags {
	resTags = append(resTags, k)
	}
	return resTags
	}