Fix issue #93

lib/__specs__/helpers.spec.ts

@@ -67,15 +67,15 @@ describe("Helpers", () => {
       const input = mkCsvOutput("");
       const output = asString(addTitle(config)(input));
 
-      expect(output).toBe("My title");
+      expect(output).toBe("My title\r\n");
     });
 
     it("should add use default if set to true without title given", () => {
       const config = mkConfig({ showTitle: true });
       const input = mkCsvOutput("");
       const output = asString(addTitle(config)(input));
 
-      expect(output).toBe("My Generated Report");
+      expect(output).toBe("My Generated Report\r\n");
     });
 
     it("should skip title if set to false", () => {

lib/__specs__/main.spec.ts

@@ -258,6 +258,21 @@ describe("ExportToCsv", () => {
 
     expect(firstLine).toBe('"name","age"\r');
   });
+
+  it("should put the title on the first line", () => {
+    const options: ConfigOptions = {
+      title: "Test Csv 2",
+      showTitle: true,
+      useBom: false,
+      showColumnHeaders: true,
+      columnHeaders: ["name", "age"],
+    };
+
+    const output = asString(generateCsv(options)(mockData));
+    const firstLine = output.split("\n")[0];
+
+    expect(firstLine).toBe("Test Csv 2\r");
+  });
 });
 
 describe("ExportToCsv As A Text File", () => {
@@ -432,4 +447,19 @@ describe("ExportToCsv As A Text File", () => {
 
     expect(firstLine).toBe('"name","age"\r');
   });
+
+  it("should put the title on the first line", () => {
+    const options: ConfigOptions = {
+      title: "Test Csv 2",
+      showTitle: true,
+      useBom: false,
+      showColumnHeaders: true,
+      columnHeaders: ["name", "age"],
+    };
+
+    const output = asString(generateCsv(options)(mockData));
+    const firstLine = output.split("\n")[0];
+
+    expect(firstLine).toBe("Test Csv 2\r");
+  });
 });

lib/helpers.ts

@@ -40,7 +40,9 @@ export const addBOM =
 export const addTitle =
   (config: WithDefaults<ConfigOptions>) =>
   (output: CsvOutput): CsvOutput =>
-    config.showTitle ? mkCsvOutput(unpack(output) + config.title) : output;
+    config.showTitle
+      ? addEndOfLine(mkCsvOutput(unpack(output) + config.title))(mkCsvRow(""))
+      : output;
 
 export const addEndOfLine =
   (output: CsvOutput) =>

package.json

@@ -1,6 +1,6 @@
 {
   "name": "export-to-csv",
-  "version": "1.2.3",
+  "version": "1.2.4",
   "description": "Easily create CSV data from json collection",
   "type": "module",
   "repository": {