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markdown link smart pasting (#188437)

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* making markdown link pasting feature smarter

* update validateLink
This commit is contained in:
Meghan Kulkarni
2023-07-24 16:25:19 -07:00
committed by GitHub
parent f991a1ad7b
commit 87afa166d0
7 changed files with 225 additions and 101 deletions
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79
extensions/markdown-language-features/src/languageFeatures/copyFiles/shared.ts
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@@ -21,7 +21,6 @@ export const externalUriSchemes = [
'http',
'https',
'mailto',
'ftp',
];
export const mediaFileExtensions = new Map<string, MediaKind>([
@@ -64,14 +63,21 @@ export const mediaMimes = new Set([
]);
const smartPasteRegexes = [
{ regex: /\[.*\]\(.*\)/g, is_markdown_link: true }, // Is a Markdown Link
{ regex: /!\[.*\]\(.*\)/g, is_markdown_link: true }, // Is a Markdown Image Link
{ regex: /\[([^\]]*)\]\(([^)]*)\)/g, is_markdown_link: false }, // In a Markdown link
{ regex: /^```[\s\S]*?```$/gm, is_markdown_link: false }, // In a fenced code block
{ regex: /^\$\$[\s\S]*?\$\$$/gm, is_markdown_link: false }, // In a fenced math block
{ regex: /`[^`]*`/g, is_markdown_link: false }, // In inline code
{ regex: /\$[^$]*\$/g, is_markdown_link: false }, // In inline math
{ regex: /\[.*\]\(.*\)/g, isMarkdownLink: true, isInline: true }, // Is a Markdown Link
{ regex: /!\[.*\]\(.*\)/g, isMarkdownLink: true, isInline: true }, // Is a Markdown Image Link
{ regex: /\[([^\]]*)\]\(([^)]*)\)/g, isMarkdownLink: false, isInline: true }, // In a Markdown link
{ regex: /^```[\s\S]*?```$/gm, isMarkdownLink: false, isInline: false }, // In a fenced code block
{ regex: /^\$\$[\s\S]*?\$\$$/gm, isMarkdownLink: false, isInline: false }, // In a fenced math block
{ regex: /`[^`]*`/g, isMarkdownLink: false, isInline: true }, // In inline code
{ regex: /\$[^$]*\$/g, isMarkdownLink: false, isInline: true }, // In inline math
];
export interface SkinnyTextDocument {
offsetAt(position: vscode.Position): number;
getText(range?: vscode.Range): string;
readonly uri: vscode.Uri;
}
export interface SmartPaste {
/**
@@ -86,22 +92,43 @@ export interface SmartPaste {
}
export async function createEditAddingLinksForUriList(document: vscode.TextDocument, ranges: readonly vscode.Range[], urlList: string, token: vscode.CancellationToken, isExternalLink: boolean): Promise<{ additionalEdits: vscode.WorkspaceEdit; label: string } | undefined> {
export enum PasteUrlAsFormattedLink {
Always = 'always',
Smart = 'smart',
Never = 'never'
}
export async function getPasteUrlAsFormattedLinkSetting(document: vscode.TextDocument): Promise<PasteUrlAsFormattedLink> {
return vscode.workspace.getConfiguration('markdown', document).get<PasteUrlAsFormattedLink>('editor.pasteUrlAsFormattedLink.enabled', PasteUrlAsFormattedLink.Smart);
}
export async function createEditAddingLinksForUriList(
document: SkinnyTextDocument,
ranges: readonly vscode.Range[],
urlList: string,
isExternalLink: boolean,
useSmartPaste: boolean,
token: vscode.CancellationToken,
): Promise<{ additionalEdits: vscode.WorkspaceEdit; label: string } | undefined> {
if (ranges.length === 0) {
return;
}
const enabled = vscode.workspace.getConfiguration('markdown', document).get<'always' | 'smart' | 'never'>('editor.pasteUrlAsFormattedLink.enabled', 'always');
const edits: vscode.SnippetTextEdit[] = [];
let placeHolderValue: number = ranges.length;
let label: string = '';
let smartPaste = { pasteAsMarkdownLink: true, updateTitle: false };
for (let i = 0; i < ranges.length; i++) {
for (const range of ranges) {
let title = document.getText(range);
const selectedRange: vscode.Range = new vscode.Range(
new vscode.Position(range.start.line, document.offsetAt(range.start)),
new vscode.Position(range.end.line, document.offsetAt(range.end))
);
let title = document.getText(ranges[i]);
if (enabled === 'smart') {
smartPaste = checkSmartPaste(document.getText(), document.offsetAt(ranges[i].start), document.offsetAt(ranges[i].end));
title = smartPaste.updateTitle ? '' : document.getText(ranges[i]);
if (useSmartPaste) {
smartPaste = checkSmartPaste(document, selectedRange);
title = smartPaste.updateTitle ? '' : document.getText(range);
}
const snippet = await tryGetUriListSnippet(document, urlList, token, title, placeHolderValue, smartPaste.pasteAsMarkdownLink, isExternalLink);
@@ -111,7 +138,7 @@ export async function createEditAddingLinksForUriList(document: vscode.TextDocum
smartPaste.pasteAsMarkdownLink = true;
placeHolderValue--;
edits.push(new vscode.SnippetTextEdit(ranges[i], snippet.snippet));
edits.push(new vscode.SnippetTextEdit(range, snippet.snippet));
label = snippet.label;
}
@@ -121,15 +148,15 @@ export async function createEditAddingLinksForUriList(document: vscode.TextDocum
return { additionalEdits, label };
}
export function checkSmartPaste(documentText: string, start: number, end: number): SmartPaste {
export function checkSmartPaste(document: SkinnyTextDocument, selectedRange: vscode.Range): SmartPaste {
const SmartPaste: SmartPaste = { pasteAsMarkdownLink: true, updateTitle: false };
for (const regex of smartPasteRegexes) {
const matches = [...documentText.matchAll(regex.regex)];
const matches = [...document.getText().matchAll(regex.regex)];
for (const match of matches) {
if (match.index !== undefined) {
const useDefaultPaste = start > match.index && end < match.index + match[0].length;
const useDefaultPaste = selectedRange.start.character > match.index && selectedRange.end.character < match.index + match[0].length;
SmartPaste.pasteAsMarkdownLink = !useDefaultPaste;
SmartPaste.updateTitle = regex.is_markdown_link && start === match.index && end === match.index + match[0].length;
SmartPaste.updateTitle = regex.isMarkdownLink && selectedRange.start.character === match.index && selectedRange.end.character === match.index + match[0].length;
if (!SmartPaste.pasteAsMarkdownLink || SmartPaste.updateTitle) {
return SmartPaste;
}
@@ -139,7 +166,7 @@ export function checkSmartPaste(documentText: string, start: number, end: number
return SmartPaste;
}
export async function tryGetUriListSnippet(document: vscode.TextDocument, urlList: String, token: vscode.CancellationToken, title = '', placeHolderValue = 0, pasteAsMarkdownLink = true, isExternalLink = false): Promise<{ snippet: vscode.SnippetString; label: string } | undefined> {
export async function tryGetUriListSnippet(document: SkinnyTextDocument, urlList: String, token: vscode.CancellationToken, title = '', placeHolderValue = 0, pasteAsMarkdownLink = true, isExternalLink = false): Promise<{ snippet: vscode.SnippetString; label: string } | undefined> {
if (token.isCancellationRequested) {
return undefined;
}
@@ -171,7 +198,8 @@ interface UriListSnippetOptions {
readonly separator?: string;
}
export function createLinkSnippet(
export function appendToLinkSnippet(
snippet: vscode.SnippetString,
pasteAsMarkdownLink: boolean,
mdPath: string,
title: string,
@@ -180,7 +208,6 @@ export function createLinkSnippet(
isExternalLink: boolean,
): vscode.SnippetString {
const uriString = uri.toString(true);
const snippet = new vscode.SnippetString();
if (pasteAsMarkdownLink) {
snippet.appendText('[');
snippet.appendPlaceholder(escapeBrackets(title) || 'Title', placeholderValue);
@@ -192,7 +219,7 @@ export function createLinkSnippet(
}
export function createUriListSnippet(
document: vscode.TextDocument,
document: SkinnyTextDocument,
uris: readonly vscode.Uri[],
title = '',
placeholderValue = 0,
@@ -204,7 +231,7 @@ export function createUriListSnippet(
return;
}
const documentDir = getDocumentDir(document);
const documentDir = getDocumentDir(document.uri);
let snippet = new vscode.SnippetString();
let insertedLinkCount = 0;
@@ -244,7 +271,7 @@ export function createUriListSnippet(
}
} else {
insertedLinkCount++;
snippet = createLinkSnippet(pasteAsMarkdownLink, mdPath, title, uri, placeholderValue, isExternalLink);
snippet = appendToLinkSnippet(snippet, pasteAsMarkdownLink, mdPath, title, uri, placeholderValue, isExternalLink);
}
if (i < uris.length - 1 && uris.length > 1) {