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/*
Package emojilib is a port of the Emoji keyword library to Go
Installation
Just go get the package:
go get -u github.com/peterhellberg/emojilib
Usage
A small usage example
package main
import (
"fmt"
"github.com/peterhellberg/emojilib"
)
func main() {
fmt.Println(emojilib.ReplaceWithPadding("I :green_heart: You!"))
}
*/
package emojilib
import "errors"
//go:generate go run _generator/main.go
// Emojis contain emojis keyed on their name
type Emojis map[string]Emoji
// Emoji contains the keywords, char and category for an emoji
type Emoji struct {
Keywords []string `json:"keywords"`
Char string `json:"char"`
Category string `json:"category"`
}
// ErrUnknownEmoji is returned from Find if provided with a unknown emoji name
var ErrUnknownEmoji = errors.New("unknown emoji")
// ErrUnknownKeyword is returned from Keyword if provided with a unknown keyword
var ErrUnknownKeyword = errors.New("unknown keyword")
// Find returns an Emoji if provided with a known name
func Find(n string) (Emoji, error) {
if e, ok := emojis[n]; ok {
return e, nil
}
return Emoji{}, ErrUnknownEmoji
}
// Keyword returns Emojis for the given keyword
func Keyword(k string) ([]Emoji, error) {
if names, ok := keywordLookup[k]; ok {
es := []Emoji{}
for _, n := range names {
es = append(es, emojis[n])
}
return es, nil
}
return []Emoji{}, ErrUnknownKeyword
}
// All returns all the emojis
func All() Emojis {
return emojis
}
// Replace takes a string and replaces all emoji names with their emoji character
func Replace(s string) string {
return emojiReplacer.Replace(s)
}
// ReplaceWithPadding takes a string and replaces all emoji names with their
// emoji character and a space in order to display better in terminals
func ReplaceWithPadding(s string) string {
return emojiPaddedReplacer.Replace(s)
}
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