Markdoc - Shiki (#7187)

* chore: remove unused util

* chore: changeset

* deps: shiki

* wip: first stab at shiki markdoc config

* feat: get shiki working!

* refactor: return HTML string directly from transform

* chore: move shiki to markdoc dev dep

* refactor: use async cache with clear docs on why

* test: transform units with Shiki config options

* refactor: switch to `extends` model

* refactor: nodes/ -> extensions/

* feat: raise friendly error for Promise extensions

* docs: README

* chore: lint

* chore: dead file

* chore: lowercase for fuzzy find please

* fix: bad ctx spread

* chore: clean up cache, add shiki imp error

* chore: add shiki to optional peer deps

* chore: hoist those consts

* docs: more explicit "install shiki now please"

Co-authored-by: Sarah Rainsberger <sarah@rainsberger.ca>

* oops bad find and replace

* chore: update changeset

* nit: period haunts me

---------

Co-authored-by: Sarah Rainsberger <sarah@rainsberger.ca>

1 files changed, 12 insertions, 3 deletions

diff --git a/packages/integrations/markdoc/src/config.ts b/packages/integrations/markdoc/src/config.ts
index f8943ba1a..a8f202424 100644
--- a/packages/integrations/markdoc/src/config.ts
+++ b/packages/integrations/markdoc/src/config.ts
@@ -1,10 +1,19 @@
 import type { ConfigType as MarkdocConfig } from '@markdoc/markdoc';
 import _Markdoc from '@markdoc/markdoc';
-import { nodes as astroNodes } from './nodes/index.js';
+import { heading } from './heading-ids.js';
+
+export type AstroMarkdocConfig<C extends Record<string, any> = Record<string, any>> =
+	MarkdocConfig & {
+		ctx?: C;
+		extends?: ResolvedAstroMarkdocConfig[];
+	};
+
+export type ResolvedAstroMarkdocConfig = Omit<AstroMarkdocConfig, 'extends'>;
 
 export const Markdoc = _Markdoc;
-export const nodes = { ...Markdoc.nodes, ...astroNodes };
+export const nodes = { ...Markdoc.nodes, heading };
+export { shiki } from './extensions/shiki.js';
 
-export function defineMarkdocConfig(config: MarkdocConfig): MarkdocConfig {
+export function defineMarkdocConfig(config: AstroMarkdocConfig): AstroMarkdocConfig {
 	return config;
 }