tools

Documentation

Overview

Package tools provides various methods for various things

Index

• Variables
• func ArgsParser(s string) []string
• func CleanTag(s string) string
• func CreateSnippet(text, html string) string
• func GetHTMLAttributeVal(e *html.Node, key string) (string, error)
• func InArray(k string, arr []string) bool
• func ListUnsubscribeParser(v string) ([]string, error)
• func Normalize(s string) string
• func Plural(total int, singular, plural string) string
• func RemoveMessageHeaders(msg []byte, headers []string) ([]byte, error)
• func SetTagCasing(s []string) []string
• func UpdateMessageHeader(msg []byte, header, value string) ([]byte, error)

Variables

var (

	// TagsTitleCase enforces TitleCase on all tags
	TagsTitleCase bool
)

Functions

func ArgsParser

func ArgsParser(s string) []string

ArgsParser will split a string by new words and quotes phrases

func CleanTag

func CleanTag(s string) string

CleanTag returns a clean tag, trimming whitespace and replacing invalid characters

func CreateSnippet

func CreateSnippet(text, html string) string

CreateSnippet returns a message snippet. It will use the HTML version (if it exists) otherwise the text version.

func GetHTMLAttributeVal

func GetHTMLAttributeVal(e *html.Node, key string) (string, error)

GetHTMLAttributeVal returns the value of an HTML Attribute, else an error. Returns a blank value if the attribute is set but empty.

func InArray

func InArray(k string, arr []string) bool

InArray tests if a string is within an array. It is not case sensitive.

func ListUnsubscribeParser

func ListUnsubscribeParser(v string) ([]string, error)

ListUnsubscribeParser will attempt to parse a `List-Unsubscribe` header and return a slide of addresses (mail & URLs)

func Normalize

func Normalize(s string) string

Normalize will remove any extra spaces, remove newlines, and trim leading and trailing spaces

func Plural

func Plural(total int, singular, plural string) string

Plural returns a singular or plural of a word together with the total

func RemoveMessageHeaders

func RemoveMessageHeaders(msg []byte, headers []string) ([]byte, error)

RemoveMessageHeaders scans a message for headers, if found them removes them. It will only remove a single instance of any given message header.

func SetTagCasing

func SetTagCasing(s []string) []string

SetTagCasing returns the slice of tags, title-casing if set

func UpdateMessageHeader

func UpdateMessageHeader(msg []byte, header, value string) ([]byte, error)

UpdateMessageHeader scans a message for a header and updates its value if found.