logic fix and test cases fix

.editorconfig

@@ -4,7 +4,7 @@ root = true
 insert_final_newline = true
 end_of_line = lf
 charset = utf-8
-trim_trailing_whitespace = true
+trim_trailing_whitespace = false
 indent_style = space
 indent_size = 4
 

vscode/src/chat/chat-view/chat-helpers.ts

@@ -13,3 +13,11 @@ export function getChatPanelTitle(lastHumanText?: string, truncateTitle = true):
     // truncate title that is too long
     return text.length > 25 ? `${text.slice(0, 25).trim()}...` : text
 }
+
+export function chatHelper(hello: string): string {
+    return hello
+}
+
+export function chatHelper2(message: string): string {
+    return message
+}

vscode/src/completions/context/retrievers/recent-user-actions/recent-edits-diff-helpers/auotedit-short-term-diff.ts

@@ -22,10 +22,19 @@ export class AutoeditWithShortTermDiffStrategy implements RecentEditsRetrieverDi
 
     public getDiffHunks(input: DiffCalculationInput): DiffHunk[] {
         const rawChanges = groupChangesForSimilarLinesTogether(input.changes)
+        const rawDiffHunks = this.getDiffHunksFromGroupedChanges(input, rawChanges)
         const changes = combineNonOverlappingLinesSchemaTogether(rawChanges)
-        this.logGroupedChanges(input.uri, input.oldContent, changes)
-        const allDiffHunks: DiffHunk[] = []
+        const combinedDiffHunks = this.getDiffHunksFromGroupedChanges(input, changes)
+
+        this.logRawDataPoints(input.uri.toString(), input.oldContent, rawDiffHunks, combinedDiffHunks)
+        return combinedDiffHunks
+    }
 
+    private getDiffHunksFromGroupedChanges(
+        input: DiffCalculationInput,
+        changes: TextDocumentChangeGroup[]
+    ): DiffHunk[] {
+        const allDiffHunks: DiffHunk[] = []
         let oldContent = input.oldContent
         for (const changeList of changes) {
             const [diffHunk, newContent] = this.getDiffHunksForChanges(
@@ -40,6 +49,32 @@ export class AutoeditWithShortTermDiffStrategy implements RecentEditsRetrieverDi
         return allDiffHunks
     }
 
+    private logRawDataPoints(uri: string, oldContent: string, rawDiffHunks: DiffHunk[], combinedDiffHunks: DiffHunk[]) {
+        const dirPath = '/Users/hiteshsagtani/Desktop/raw-diff-logs'
+        const fileName = uri.split('/').pop()?.split('.')[0] || 'document'
+        const logPath = uri.replace(/[^/\\]+$/, `${fileName}_raw.jsonl`)
+        const finalLogPath = path.join(dirPath, path.basename(logPath))
+        const fs = require('fs')
+
+        // Create directory if it doesn't exist
+        if (!fs.existsSync(dirPath)) {
+            fs.mkdirSync(dirPath, { recursive: true })
+        }
+
+        const logData = {
+            uri: uri.toString(),
+            oldContent,
+            rawDiffHunks,
+            combinedDiffHunks
+        }
+        // Append to file if it exists, create if it doesn't
+        fs.appendFileSync(
+            finalLogPath,
+            JSON.stringify(logData) + '\n',
+            { encoding: 'utf8' }
+        )
+    }
+
     private logGroupedChanges(uri: vscode.Uri, oldContent: string, changes: TextDocumentChangeGroup[]) {
         const fileName = uri.fsPath.split('/').pop()?.split('.')[0] || 'document'
         const logPath = uri.fsPath.replace(/[^/\\]+$/, `${fileName}_grouped.json`)

vscode/src/completions/context/retrievers/recent-user-actions/recent-edits-diff-helpers/utils.test.ts

@@ -3,20 +3,15 @@ import dedent from 'dedent'
 import { describe, expect, it } from 'vitest'
 import type * as vscode from 'vscode'
 import { getDiffsForContentChanges, getTextDocumentChangesForText } from './helper'
-import {
-    applyTextDocumentChanges,
-    computeDiffWithLineNumbers,
-    groupChangesForSimilarLinesTogether,
-    groupConsecutiveItemsByPredicate,
-} from './utils'
+import {applyTextDocumentChanges, computeDiffWithLineNumbers, groupChangesForSimilarLinesTogether, groupConsecutiveItemsByPredicate, combineNonOverlappingLinesSchemaTogether} from './utils';
 
 const processComputedDiff = (text: string) => {
     const lines = text.split('\n')
     const updatedText = lines.filter(line => !line.includes('\\ No newline at end of file')).join('\n')
     return updatedText.split('\n').slice(3).join('\n')
 }
 
-describe('groupChangesForSimilarLinesTogether', () => {
+describe('groupChangesForLines', () => {
 
     it('handles multiple deletions across different lines', () => {
         const text = dedent`
@@ -48,6 +43,19 @@ describe('groupChangesForSimilarLinesTogether', () => {
             -}
             "
         `)
+        const combinedChanges = combineNonOverlappingLinesSchemaTogether(result)
+        expect(combinedChanges.length).toBe(1)
+        const combinedDiffs = getDiffsForContentChanges(originalText, combinedChanges)
+        expect(processComputedDiff(combinedDiffs[0])).toMatchInlineSnapshot(`
+            " const a = 5;
+            -console.log('test');
+             const data = 5;
+            -function test() {
+            -    return true;
+            -}
+            "
+        `)
+
     })
 
     it('handles interleaved insertions and deletions', () => {
@@ -74,13 +82,27 @@ describe('groupChangesForSimilarLinesTogether', () => {
             function test() {
                 <IC>const x = 5;
                 if (true) {</IC>
-                    <IC>console.log(x);
+                <IC>    console.log(x);
                 }</IC>
             }
         `
-        const { changes } = getTextDocumentChangesForText(text)
+        const { originalText, changes } = getTextDocumentChangesForText(text)
         const result = groupChangesForSimilarLinesTogether(changes)
         expect(result.length).toBe(2)
+        const combinedChanges = combineNonOverlappingLinesSchemaTogether(result)
+        expect(combinedChanges.length).toBe(1)
+        const combinedDiffs = getDiffsForContentChanges(originalText, combinedChanges)
+        expect(processComputedDiff(combinedDiffs[0])).toMatchInlineSnapshot(`
+            " function test() {
+            -    
+            -    
+            +    const x = 5;
+            +    if (true) {
+            +        console.log(x);
+            +    }
+             }
+            "
+        `)
     })
 
     it('seperate line changes for non-continous changes on different lines', () => {
@@ -114,6 +136,18 @@ describe('groupChangesForSimilarLinesTogether', () => {
             +const a = 5;
             "
         `)
+        const combinedChanges = combineNonOverlappingLinesSchemaTogether(result)
+        expect(combinedChanges.length).toBe(1)
+        const combinedDiffs = getDiffsForContentChanges(originalText, combinedChanges)
+        expect(processComputedDiff(combinedDiffs[0])).toMatchInlineSnapshot(`
+            "-console.
+            -data =
+            -const
+            +console.log('Hello, world!');
+            +data = 'check'
+            +const a = 5;
+            "
+        `)
     })
 
     it('same line changes with non-continous character typing', () => {

vscode/src/completions/context/retrievers/recent-user-actions/recent-edits-diff-helpers/utils.ts

@@ -1,11 +1,11 @@
 import { PromptString } from '@sourcegraph/cody-shared'
 import { displayPath } from '@sourcegraph/cody-shared/src/editor/displayPath'
 import { structuredPatch } from 'diff'
-import type * as vscode from 'vscode'
+import * as vscode from 'vscode'
 import type { TextDocumentChange } from './base'
 
 /**
- * Represents a group of text document changes with their line range information.
+ * Represents a group of text document changes with their range information.
  * The grouped changes are consecutive changes made in the document that should be treated as a single entity when computing diffs.
  *
  * @example
@@ -17,14 +17,14 @@ export interface TextDocumentChangeGroup {
     changes: TextDocumentChange[]
 
     /**
-     * The starting line number of the changes in this group
+     * The union of the inserted ranges of all changes in this group
      */
-    changeStartLine: number
+    insertRange: vscode.Range
 
     /**
-     * The ending line number of the changes in this group
+     * The union of the replace ranges of all changes in this group
      */
-    changeEndLine: number
+    replaceRange: vscode.Range
 }
 
 /**
@@ -62,11 +62,10 @@ export function groupChangesForSimilarLinesTogether(
         }
     )
     return groupedChanges.map(currentGroup => {
-        const range = getMinMaxRangeLines(currentGroup)
         return {
             changes: currentGroup,
-            changeStartLine: range[0],
-            changeEndLine: range[1],
+            insertRange: getRangeUnion(currentGroup.map(change => change.insertedRange)),
+            replaceRange: getRangeUnion(currentGroup.map(change => change.change.range)),
         }
     })
 }
@@ -96,33 +95,33 @@ export function combineNonOverlappingLinesSchemaTogether(
     }
     const combinedGroups = groupConsecutiveItemsByPredicate(
         groupedChanges,
-        (a: TextDocumentChangeGroup, b: TextDocumentChangeGroup) => {
+        (lastChange: TextDocumentChangeGroup, change: TextDocumentChangeGroup) => {
             return !doLineSpansOverlap(
-                a.changeStartLine,
-                a.changeEndLine,
-                b.changeStartLine,
-                b.changeEndLine
+                lastChange.insertRange.start.line,
+                lastChange.insertRange.end.line,
+                change.replaceRange.start.line,
+                change.replaceRange.end.line
             )
         }
     )
     return combinedGroups.map(changes => ({
         changes: changes.flatMap(change => change.changes),
-        changeStartLine: Math.min(...changes.map(change => change.changeStartLine)),
-        changeEndLine: Math.max(...changes.map(change => change.changeEndLine)),
+        insertRange: getRangeUnion(changes.map(change => change.insertRange)),
+        replaceRange: getRangeUnion(changes.map(change => change.replaceRange)),
     }))
 }
 
-function getMinMaxRangeLines(documentChanges: TextDocumentChange[]): [number, number] {
-    let minLine = Number.POSITIVE_INFINITY
-    let maxLine = Number.NEGATIVE_INFINITY
-    for (const change of documentChanges) {
-        const ranges = [change.change.range, change.insertedRange]
-        for (const range of ranges) {
-            minLine = Math.min(minLine, range.start.line)
-            maxLine = Math.max(maxLine, range.end.line)
-        }
+function getRangeUnion(ranges: vscode.Range[]): vscode.Range {
+    if (ranges.length === 0) {
+        throw new Error('Cannot get union of empty ranges')
+    }
+    let start = ranges[0].start
+    let end = ranges[0].end
+    for (const range of ranges) {
+        start = start.isBefore(range.start) ? start : range.start
+        end = end.isAfter(range.end) ? end : range.end
     }
-    return [minLine, maxLine]
+    return new vscode.Range(start, end)
 }
 
 /**