Include path to completion item for xref

part of asciidoctor#648

Signed-off-by: Aurélien Pupier <[email protected]>

src/providers/xref.provider.ts

@@ -1,3 +1,4 @@
+import * as path from 'path'
 import * as vscode from 'vscode'
 import { createContext, Context } from './createContext'
 
@@ -31,20 +32,12 @@ function shouldProvide (context: Context, keyword :string): boolean {
   return occurence === context.position.character - keyword.length
 }
 
-async function getLabelsFromAllWorkspaceFiles (): Promise<string[]> {
-  const files = await vscode.workspace.findFiles('**/*.adoc')
-  return await getLabelsFromFiles(files)
-}
-
-async function getLabelsFromFiles (files: vscode.Uri[]) {
-  let contentOfFilesConcatenated = ''
-  for (const uri of files) {
-    const data = await vscode.workspace.fs.readFile(uri)
-    contentOfFilesConcatenated += Buffer.from(data).toString('utf8') + '\n'
-  }
-  const labelsFromLegacyBlock = await getLabelsFromLegacyBlock(contentOfFilesConcatenated)
-  const labelsFromShorthandNotation = await getLabelsFromShorthandNotation(contentOfFilesConcatenated)
-  const labelsFromLonghandNotation = await getLabelsFromLonghandNotation(contentOfFilesConcatenated)
+async function getIdsFromFile (file: vscode.Uri) {
+  const data = await vscode.workspace.fs.readFile(file)
+  const content = Buffer.from(data).toString('utf8')
+  const labelsFromLegacyBlock = await getLabelsFromLegacyBlock(content)
+  const labelsFromShorthandNotation = await getLabelsFromShorthandNotation(content)
+  const labelsFromLonghandNotation = await getLabelsFromLonghandNotation(content)
   return labelsFromLegacyBlock.concat(labelsFromShorthandNotation, labelsFromLonghandNotation)
 }
 
@@ -88,14 +81,27 @@ async function provideCrossRef (context: Context): Promise<vscode.CompletionItem
     textFullLine.lastIndexOf(':', position.character + 1) + 1,
     indexOfNextWhiteSpace
   )
-  const xrefLabels = await getLabelsFromAllWorkspaceFiles()
 
-  return xrefLabels
-    .filter((label) => label.match(search))
-    .map((label) => ({
-      label: `${label}[]`,
-      kind: vscode.CompletionItemKind.Reference,
-    }))
+  const completionItems: vscode.CompletionItem[] = []
+  const workspacesAdocFiles = await vscode.workspace.findFiles('**/*.adoc')
+  for (const adocFile of workspacesAdocFiles) {
+    const labels = await getIdsFromFile(adocFile)
+    for (const label of labels) {
+      if (label.match(search)) {
+        if (adocFile.fsPath === context.document.uri.fsPath) {
+          completionItems.push(new vscode.CompletionItem(
+            label + '[]',
+            vscode.CompletionItemKind.Reference))
+        } else {
+          completionItems.push(new vscode.CompletionItem(
+            path.relative(path.dirname(context.document.uri.fsPath), adocFile.fsPath) + '#' + label + '[]',
+            vscode.CompletionItemKind.Reference))
+        }
+      }
+    }
+  }
+
+  return completionItems
 }
 
 async function provideInternalRef (context: Context): Promise<vscode.CompletionItem[]> {
@@ -108,9 +114,7 @@ async function provideInternalRef (context: Context): Promise<vscode.CompletionI
     indexOfNextWhiteSpace
   )
 
-  const files :vscode.Uri[] = []
-  files.push(document.uri)
-  const internalRefLabels = await getLabelsFromFiles(files)
+  const internalRefLabels = await getIdsFromFile(document.uri)
 
   return internalRefLabels
     .filter((label) => label.match(search))

src/test/xrefCompletionProvider.test.ts

@@ -28,11 +28,8 @@ suite('Xref CompletionsProvider', () => {
 
     const file = await vscode.workspace.openTextDocument(fileToAutoComplete)
     const completionsItems = await xrefProvider.provideCompletionItems(file, new Position(0, 5))
-    const filteredCompletionItems = completionsItems.filter((completionItem) => completionItem.label === 'anOldStyleID[]')
-    assert.deepStrictEqual(filteredCompletionItems[0], {
-      kind: vscode.CompletionItemKind.Reference,
-      label: 'anOldStyleID[]',
-    })
+    const filteredCompletionItems = completionsItems.filter((completionItem) => completionItem.label === 'fileToAppearInAutoComplete.adoc#anOldStyleID[]')
+    assert.deepStrictEqual(filteredCompletionItems[0], new vscode.CompletionItem('fileToAppearInAutoComplete.adoc#anOldStyleID[]', vscode.CompletionItemKind.Reference))
   })
   test('Should return ids declared using the shorthand syntax as completion after "xref:"', async () => {
     const fileToAutoComplete = vscode.Uri.file(`${root}/fileToAutoComplete.adoc`)
@@ -45,13 +42,10 @@ suite('Xref CompletionsProvider', () => {
 
     const file = await vscode.workspace.openTextDocument(fileToAutoComplete)
     const completionsItems = await xrefProvider.provideCompletionItems(file, new Position(0, 5))
-    const filteredCompletionItems = completionsItems.filter((completionItem) => completionItem.label === 'aShortHandID[]')
-    assert.deepStrictEqual(filteredCompletionItems[0], {
-      kind: vscode.CompletionItemKind.Reference,
-      label: 'aShortHandID[]',
-    })
+    const filteredCompletionItems = completionsItems.filter((completionItem) => completionItem.label === 'fileToAppearInAutoComplete.adoc#aShortHandID[]')
+    assert.deepStrictEqual(filteredCompletionItems[0], new vscode.CompletionItem('fileToAppearInAutoComplete.adoc#aShortHandID[]', vscode.CompletionItemKind.Reference))
   })
-  test('Should return ids declared using the longhand syntax as completion after "xref:"', async () => {
+  test('Should return ids declared using the longhand syntax as completion after "xref:" from other document', async () => {
     const fileToAutoComplete = vscode.Uri.file(`${root}/fileToAutoComplete.adoc`)
     await vscode.workspace.fs.writeFile(fileToAutoComplete, Buffer.from('xref:'))
     createdFiles.push(fileToAutoComplete)
@@ -62,11 +56,22 @@ suite('Xref CompletionsProvider', () => {
 
     const file = await vscode.workspace.openTextDocument(fileToAutoComplete)
     const completionsItems = await xrefProvider.provideCompletionItems(file, new Position(0, 5))
+    const filteredCompletionItems = completionsItems.filter((completionItem) => completionItem.label === 'fileToAppearInAutoComplete.adoc#longHandID[]')
+    assert.deepStrictEqual(filteredCompletionItems[0], new vscode.CompletionItem(
+      'fileToAppearInAutoComplete.adoc#longHandID[]',
+      vscode.CompletionItemKind.Reference))
+  })
+  test('Should return ids declared using the longhand syntax as completion after "xref:" from same document', async () => {
+    const fileToAutoComplete = vscode.Uri.file(`${root}/fileToAutoCompleteFromSameFile.adoc`)
+    await vscode.workspace.fs.writeFile(fileToAutoComplete, Buffer.from(`[id=longHandID]
+
+xref:`))
+    createdFiles.push(fileToAutoComplete)
+
+    const file = await vscode.workspace.openTextDocument(fileToAutoComplete)
+    const completionsItems = await xrefProvider.provideCompletionItems(file, new Position(2, 5))
     const filteredCompletionItems = completionsItems.filter((completionItem) => completionItem.label === 'longHandID[]')
-    assert.deepStrictEqual(filteredCompletionItems[0], {
-      kind: vscode.CompletionItemKind.Reference,
-      label: 'longHandID[]',
-    })
+    assert.deepStrictEqual(filteredCompletionItems[0], new vscode.CompletionItem('longHandID[]', vscode.CompletionItemKind.Reference))
   })
   test('Should return id for inlined anchor', async () => {
     const fileToAutoComplete = vscode.Uri.file(`${root}/fileToTestXrefAutoComplete.adoc`)
@@ -78,10 +83,7 @@ xref:`))
     const file = await vscode.workspace.openTextDocument(fileToAutoComplete)
     const completionsItems = await xrefProvider.provideCompletionItems(file, new Position(2, 5))
     const filteredCompletionItems = completionsItems.filter((completionItem) => completionItem.label === 'anInlinedAnchor[]')
-    assert.deepStrictEqual(filteredCompletionItems[0], {
-      kind: vscode.CompletionItemKind.Reference,
-      label: 'anInlinedAnchor[]',
-    })
+    assert.deepStrictEqual(filteredCompletionItems[0], new vscode.CompletionItem('anInlinedAnchor[]', vscode.CompletionItemKind.Reference))
   })
   test('Should return id for element in same document after <<', async () => {
     const fileToAutoComplete = vscode.Uri.file(`${root}/fileToTest<<AutoComplete.adoc`)