fix some case for pure diff render

Author: MrWangJustToDo

packages/core/src/change-range.ts

@@ -62,12 +62,14 @@ export function relativeChanges(stringA: string, stringB: string): { stringARang
       stringARange: {
         location: _stringA.length,
         length: stringA.length - _stringA.length,
-        newLineSymbol: aEndStr === "\r\n" ? NewLineSymbol.CRLF : NewLineSymbol.LF,
+        newLineSymbol:
+          aEndStr === "\r\n" ? NewLineSymbol.CRLF : aEndStr.endsWith("\r") ? NewLineSymbol.CR : NewLineSymbol.LF,
       },
       stringBRange: {
         location: _stringB.length,
         length: stringB.length - _stringB.length,
-        newLineSymbol: bEndStr === "\r\n" ? NewLineSymbol.CRLF : NewLineSymbol.LF,
+        newLineSymbol:
+          bEndStr === "\r\n" ? NewLineSymbol.CRLF : bEndStr.endsWith("\r") ? NewLineSymbol.CR : NewLineSymbol.LF,
       },
     };
   }

packages/core/src/diff-file.ts

@@ -277,7 +277,11 @@ export class DiffFile {
           newFileContent += newDiffLine.text;
           oldLineNumber = newDiffLine.oldLineNumber ? newDiffLine.oldLineNumber + 1 : oldLineNumber;
         } else {
-          newFileContent += this.#getOldRawLine(oldLineNumber++);
+          const oldDiffLine = this.#getOldDiffLine(oldLineNumber);
+          if (!oldDiffLine) {
+            newFileContent += this.#getOldRawLine(oldLineNumber);
+          }
+          oldLineNumber++;
         }
       }
       if (newFileContent === this._oldFileContent) return;
@@ -293,7 +297,11 @@ export class DiffFile {
           oldFileContent += oldDiffLine.text;
           newLineNumber = oldDiffLine.newLineNumber ? oldDiffLine.newLineNumber + 1 : newLineNumber;
         } else {
-          oldFileContent += this.#getNewRawLine(newLineNumber++);
+          const newDiffLine = this.#getNewDiffLine(newLineNumber);
+          if (!newDiffLine) {
+            oldFileContent += this.#getNewRawLine(newLineNumber);
+          }
+          newLineNumber++;
         }
       }
       if (oldFileContent === this._newFileContent) return;

packages/core/src/diff-line.ts

@@ -20,7 +20,7 @@ export class DiffLine {
     public readonly newLineNumber: number | null,
     public readonly noTrailingNewLine: boolean = false,
     public needRematch: boolean = false,
-    public range?: IRange,
+    public range?: IRange
   ) {}
 
   public withNoTrailingNewLine(noTrailingNewLine: boolean): DiffLine {

scripts/release.ts

@@ -61,6 +61,7 @@ const release = async (pkgName: keyof typeof pkgNameAlias) => {
 };
 
 const run = async () => {
+  console.log('start release @git-dff-view packages');
   await release("@git-diff-view/core");
   await release("@git-diff-view/react");
   await release("@git-diff-view/vue");