From d6e73f221c3e52ce6591cbd01621530e5f6fd703 Mon Sep 17 00:00:00 2001
From: Jacky Zhao <j.zhao2k19@gmail.com>
Date: Sun, 13 Aug 2023 04:16:43 +0000
Subject: [PATCH] fix relative path resolution logic, add more path tests
---
quartz/plugins/transformers/links.ts | 40 ++-------
quartz/styles/base.scss | 3
quartz/path.test.ts | 105 +++++++++++++++++++++++++
quartz/path.ts | 40 +++++++++
4 files changed, 152 insertions(+), 36 deletions(-)
diff --git a/quartz/path.test.ts b/quartz/path.test.ts
index 480493e..d86bca5 100644
--- a/quartz/path.test.ts
+++ b/quartz/path.test.ts
@@ -1,6 +1,7 @@
import test, { describe } from "node:test"
import * as path from "./path"
import assert from "node:assert"
+import { CanonicalSlug, ServerSlug, TransformOptions } from "./path"
describe("typeguards", () => {
test("isClientSlug", () => {
@@ -137,7 +138,7 @@
)
})
- describe("slugifyFilePath", () => {
+ test("slugifyFilePath", () => {
asserts(
[
["content/index.md", "content/index"],
@@ -154,7 +155,7 @@
)
})
- describe("transformInternalLink", () => {
+ test("transformInternalLink", () => {
asserts(
[
["", "."],
@@ -178,7 +179,7 @@
)
})
- describe("pathToRoot", () => {
+ test("pathToRoot", () => {
asserts(
[
["", "."],
@@ -191,3 +192,101 @@
)
})
})
+
+describe("link strategies", () => {
+ const allSlugs = ["a/b/c", "a/b/d", "a/b/index", "e/f", "e/g/h", "index"] as ServerSlug[]
+
+ describe("absolute", () => {
+ const opts: TransformOptions = {
+ strategy: "absolute",
+ allSlugs,
+ }
+
+ test("from a/b/c", () => {
+ const cur = "a/b/c" as CanonicalSlug
+ assert.strictEqual(path.transformLink(cur, "a/b/d", opts), "../../../a/b/d")
+ assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "../../../a/b")
+ assert.strictEqual(path.transformLink(cur, "e/f", opts), "../../../e/f")
+ assert.strictEqual(path.transformLink(cur, "e/g/h", opts), "../../../e/g/h")
+ assert.strictEqual(path.transformLink(cur, "index", opts), "../../..")
+ assert.strictEqual(path.transformLink(cur, "index#abc", opts), "../../../#abc")
+ assert.strictEqual(path.transformLink(cur, "tag/test", opts), "../../../tag/test")
+ assert.strictEqual(path.transformLink(cur, "a/b/c#test", opts), "../../../a/b/c#test")
+ })
+
+ test("from a/b/index", () => {
+ const cur = "a/b" as CanonicalSlug
+ assert.strictEqual(path.transformLink(cur, "a/b/d", opts), "../../a/b/d")
+ assert.strictEqual(path.transformLink(cur, "a/b", opts), "../../a/b")
+ assert.strictEqual(path.transformLink(cur, "index", opts), "../..")
+ })
+
+ test("from index", () => {
+ const cur = "" as CanonicalSlug
+ assert.strictEqual(path.transformLink(cur, "index", opts), ".")
+ assert.strictEqual(path.transformLink(cur, "a/b/c", opts), "./a/b/c")
+ assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "./a/b")
+ })
+ })
+
+ describe("shortest", () => {
+ const opts: TransformOptions = {
+ strategy: "shortest",
+ allSlugs,
+ }
+
+ test("from a/b/c", () => {
+ const cur = "a/b/c" as CanonicalSlug
+ assert.strictEqual(path.transformLink(cur, "d", opts), "../../../a/b/d")
+ assert.strictEqual(path.transformLink(cur, "h", opts), "../../../e/g/h")
+ assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "../../../a/b")
+ assert.strictEqual(path.transformLink(cur, "index", opts), "../../..")
+ })
+
+ test("from a/b/index", () => {
+ const cur = "a/b" as CanonicalSlug
+ assert.strictEqual(path.transformLink(cur, "d", opts), "../../a/b/d")
+ assert.strictEqual(path.transformLink(cur, "h", opts), "../../e/g/h")
+ assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "../../a/b")
+ assert.strictEqual(path.transformLink(cur, "index", opts), "../..")
+ })
+
+ test("from index", () => {
+ const cur = "" as CanonicalSlug
+ assert.strictEqual(path.transformLink(cur, "d", opts), "./a/b/d")
+ assert.strictEqual(path.transformLink(cur, "h", opts), "./e/g/h")
+ assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "./a/b")
+ assert.strictEqual(path.transformLink(cur, "index", opts), ".")
+ })
+ })
+
+ describe("relative", () => {
+ const opts: TransformOptions = {
+ strategy: "relative",
+ allSlugs,
+ }
+
+ test("from a/b/c", () => {
+ const cur = "a/b/c" as CanonicalSlug
+ assert.strictEqual(path.transformLink(cur, "d", opts), "./d")
+ assert.strictEqual(path.transformLink(cur, "index", opts), ".")
+ assert.strictEqual(path.transformLink(cur, "../../index", opts), "../..")
+ assert.strictEqual(path.transformLink(cur, "../../", opts), "../..")
+ assert.strictEqual(path.transformLink(cur, "../../e/g/h", opts), "../../e/g/h")
+ })
+
+ test("from a/b/index", () => {
+ const cur = "a/b" as CanonicalSlug
+ assert.strictEqual(path.transformLink(cur, "../../index", opts), "../..")
+ assert.strictEqual(path.transformLink(cur, "../../", opts), "../..")
+ assert.strictEqual(path.transformLink(cur, "../../e/g/h", opts), "../../e/g/h")
+ assert.strictEqual(path.transformLink(cur, "c", opts), "./c")
+ })
+
+ test("from index", () => {
+ const cur = "" as CanonicalSlug
+ assert.strictEqual(path.transformLink(cur, "e/g/h", opts), "./e/g/h")
+ assert.strictEqual(path.transformLink(cur, "a/b/index", opts), "./a/b")
+ })
+ })
+})
diff --git a/quartz/path.ts b/quartz/path.ts
index e410771..e5bd0d6 100644
--- a/quartz/path.ts
+++ b/quartz/path.ts
@@ -42,6 +42,8 @@
// └────────────┤ MD File ├─────┴─────────────────┘
// └─────────┘
+export const QUARTZ = "quartz"
+
/// Utility type to simulate nominal types in TypeScript
type SlugLike<T> = string & { __brand: T }
@@ -194,7 +196,43 @@
return results
}
-export const QUARTZ = "quartz"
+export interface TransformOptions {
+ strategy: "absolute" | "relative" | "shortest"
+ allSlugs: ServerSlug[]
+}
+
+export function transformLink(
+ src: CanonicalSlug,
+ target: string,
+ opts: TransformOptions,
+): RelativeURL {
+ let targetSlug: string = transformInternalLink(target)
+
+ if (opts.strategy === "relative") {
+ return _addRelativeToStart(targetSlug) as RelativeURL
+ } else {
+ targetSlug = _stripSlashes(targetSlug.slice(".".length))
+ let [targetCanonical, targetAnchor] = splitAnchor(targetSlug)
+
+ if (opts.strategy === "shortest") {
+ // if the file name is unique, then it's just the filename
+ const matchingFileNames = opts.allSlugs.filter((slug) => {
+ const parts = slug.split("/")
+ const fileName = parts.at(-1)
+ return targetCanonical === fileName
+ })
+
+ // only match, just use it
+ if (matchingFileNames.length === 1) {
+ const targetSlug = canonicalizeServer(matchingFileNames[0])
+ return (resolveRelative(src, targetSlug) + targetAnchor) as RelativeURL
+ }
+ }
+
+ // if it's not unique, then it's the absolute path from the vault root
+ return joinSegments(pathToRoot(src), targetSlug) as RelativeURL
+ }
+}
function _canonicalize(fp: string): string {
fp = _trimSuffix(fp, "index")
diff --git a/quartz/plugins/transformers/links.ts b/quartz/plugins/transformers/links.ts
index 5b15725..10b527c 100644
--- a/quartz/plugins/transformers/links.ts
+++ b/quartz/plugins/transformers/links.ts
@@ -2,13 +2,12 @@
import {
CanonicalSlug,
RelativeURL,
+ TransformOptions,
_stripSlashes,
canonicalizeServer,
joinSegments,
- pathToRoot,
- resolveRelative,
splitAnchor,
- transformInternalLink,
+ transformLink,
} from "../../path"
import path from "path"
import { visit } from "unist-util-visit"
@@ -16,7 +15,7 @@
interface Options {
/** How to resolve Markdown paths */
- markdownLinkResolution: "absolute" | "relative" | "shortest"
+ markdownLinkResolution: TransformOptions["strategy"]
/** Strips folders from a link so that it looks nice */
prettyLinks: boolean
}
@@ -35,34 +34,13 @@
() => {
return (tree, file) => {
const curSlug = canonicalizeServer(file.data.slug!)
- const transformLink = (target: string): RelativeURL => {
- const targetSlug = _stripSlashes(transformInternalLink(target).slice(".".length))
- let [targetCanonical, targetAnchor] = splitAnchor(targetSlug)
- if (opts.markdownLinkResolution === "relative") {
- return targetSlug as RelativeURL
- } else if (opts.markdownLinkResolution === "shortest") {
- // if the file name is unique, then it's just the filename
- const matchingFileNames = ctx.allSlugs.filter((slug) => {
- const parts = slug.split(path.posix.sep)
- const fileName = parts.at(-1)
- return targetCanonical === fileName
- })
+ const outgoing: Set<CanonicalSlug> = new Set()
- // only match, just use it
- if (matchingFileNames.length === 1) {
- const targetSlug = canonicalizeServer(matchingFileNames[0])
- return (resolveRelative(curSlug, targetSlug) + targetAnchor) as RelativeURL
- }
-
- // if it's not unique, then it's the absolute path from the vault root
- // (fall-through case)
- }
-
- // treat as absolute
- return joinSegments(pathToRoot(curSlug), targetSlug) as RelativeURL
+ const transformOptions: TransformOptions = {
+ strategy: opts.markdownLinkResolution,
+ allSlugs: ctx.allSlugs,
}
- const outgoing: Set<CanonicalSlug> = new Set()
visit(tree, "element", (node, _index, _parent) => {
// rewrite all links
if (
@@ -76,7 +54,7 @@
// don't process external links or intra-document anchors
if (!(isAbsoluteUrl(dest) || dest.startsWith("#"))) {
- dest = node.properties.href = transformLink(dest)
+ dest = node.properties.href = transformLink(curSlug, dest, transformOptions)
const canonicalDest = path.posix.normalize(joinSegments(curSlug, dest))
const [destCanonical, _destAnchor] = splitAnchor(canonicalDest)
outgoing.add(destCanonical as CanonicalSlug)
@@ -102,7 +80,7 @@
if (!isAbsoluteUrl(node.properties.src)) {
let dest = node.properties.src as RelativeURL
const ext = path.extname(node.properties.src)
- dest = node.properties.src = transformLink(dest)
+ dest = node.properties.src = transformLink(curSlug, dest, transformOptions)
node.properties.src = dest + ext
}
}
diff --git a/quartz/styles/base.scss b/quartz/styles/base.scss
index fc23b3a..b5e6b27 100644
--- a/quartz/styles/base.scss
+++ b/quartz/styles/base.scss
@@ -11,7 +11,8 @@
width: 100vw;
}
-body, section {
+body,
+section {
margin: 0;
max-width: 100%;
box-sizing: border-box;
--
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