Module discord 

Discord message link expansion.

This module provides functionality for parsing Discord message links and generating embed previews of the linked messages.

Migrated from preview.rs with support for multiple link expansion.

Structs

DiscordExpander

Discord message link expander.

MessageLinkIDs

Parsed IDs from a Discord message link.

Preview

A preview containing the message and its channel.

Enums

PreviewError

Errors that can occur when generating a Discord message preview.

Constants

PREVIEW_EMBED_COLOUR 🔒

Accent colour of a message preview embed.

Statics

MESSAGE_LINK_REGEX

Regex pattern for matching Discord message links.

Functions

check_visibility 🔒

Validates that everyone who can view source_channel could also view channel.

has_member_view_allow 🔒

Returns true if any per-member overwrite grants VIEW_CHANNEL.

has_member_view_deny 🔒

Returns true if any per-member overwrite denies VIEW_CHANNEL.

is_cross_guild 🔒

Returns true when a link crosses a guild boundary.

is_thread 🔒

Returns true for thread channel types.

member_granted_source_is_safe 🔒

Returns true when a source channel that grants access through per-member overwrites may still be expanded into the target described by dest_roles.

permission_channel 🔒

Resolves the channel that carries the properties a thread inherits — its permission overwrites and its NSFW flag.

preview_embed 🔒

Renders a fetched message as the embed posted in the requester’s channel.

requires_visibility_check 🔒

Returns true when the link’s visibility must be validated against the request’s source channel.

viewing_roles 🔒

Computes the set of roles that can effectively VIEW_CHANNEL a channel.