From a7e20804f5fe68dff7b71f3065f60e2147d633ba Mon Sep 17 00:00:00 2001
From: Sam Stokes <me@samstokes.co.uk>
Date: Tue, 05 Dec 2023 02:18:47 +0000
Subject: [PATCH] feat: Support space-delimited tags in `FrontMatter` transformer (#620)

---
 quartz/plugins/transformers/ofm.ts |   10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/quartz/plugins/transformers/ofm.ts b/quartz/plugins/transformers/ofm.ts
index a8399d0..4c6a6db 100644
--- a/quartz/plugins/transformers/ofm.ts
+++ b/quartz/plugins/transformers/ofm.ts
@@ -110,7 +110,10 @@
 // ([^\[\]\|\#]+)   -> one or more non-special characters ([,],|, or #) (name)
 // (#[^\[\]\|\#]+)? -> # then one or more non-special characters (heading link)
 // (|[^\[\]\|\#]+)? -> | then one or more non-special characters (alias)
-const wikilinkRegex = new RegExp(/!?\[\[([^\[\]\|\#]+)?(#[^\[\]\|\#]+)?(\|[^\[\]\|\#]+)?\]\]/, "g")
+export const wikilinkRegex = new RegExp(
+  /!?\[\[([^\[\]\|\#]+)?(#+[^\[\]\|\#]+)?(\|[^\[\]\|\#]+)?\]\]/,
+  "g",
+)
 const highlightRegex = new RegExp(/==([^=]+)==/, "g")
 const commentRegex = new RegExp(/%%(.+)%%/, "g")
 // from https://github.com/escwxyz/remark-obsidian-callout/blob/main/src/index.ts
@@ -178,8 +181,9 @@
         src = src.replaceAll(wikilinkRegex, (value, ...capture) => {
           const [rawFp, rawHeader, rawAlias] = capture
           const fp = rawFp ?? ""
-          const anchor = rawHeader?.trim().slice(1)
-          const displayAnchor = anchor ? `#${slugAnchor(anchor)}` : ""
+          const anchor = rawHeader?.trim().replace(/^#+/, "")
+          const blockRef = Boolean(anchor?.startsWith("^")) ? "^" : ""
+          const displayAnchor = anchor ? `#${blockRef}${slugAnchor(anchor)}` : ""
           const displayAlias = rawAlias ?? rawHeader?.replace("#", "|") ?? ""
           const embedDisplay = value.startsWith("!") ? "!" : ""
           return `${embedDisplay}[[${fp}${displayAnchor}${displayAlias}]]`

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