FIX: Remove linebreaks from cell data (#48)

Pasting text with linebreaks into the table UI results in incorrectly
generated table markdown.

This fix strips linebreaks from text during table markdown generation.

javascripts/discourse-table-builder/lib/utilities.js

@@ -33,13 +33,14 @@ export function arrayToTable(array, cols, colPrefix = "col") {
     table +=
       cols
         .map(function (_key, index) {
-          return String(item[`${colPrefix}${index}`] || "");
+          return String(item[`${colPrefix}${index}`] || "").replace(
+            /\r?\n|\r/g,
+            " "
+          );
         })
         .join(" | ") + "|\r\n";
   });
 
-  // Return table
-  console.log(table);
   return table;
 }
 

test/unit/lib/utilities-test.js

@@ -91,6 +91,25 @@ discourseModule("Unit | Utilities", function () {
     );
   });
 
+  test("arrayToTable returns valid table with multiline cell data", function (assert) {
+    const tableData = [
+      {
+        col0: "Jane\nDoe",
+        col1: "Teri",
+      },
+      {
+        col0: "Finch",
+        col1: "Sami",
+      },
+    ];
+
+    assert.strictEqual(
+      arrayToTable(tableData, ["Col 1", "Col 2"]),
+      `|Col 1 | Col 2|\r\n|--- | ---|\r\n|Jane Doe | Teri|\r\n|Finch | Sami|\r\n`,
+      "it creates a valid table"
+    );
+  });
+
   test("findTableRegex", function (assert) {
     const oneTable = `|Make|Model|Year|\r\n|--- | --- | ---|\r\n|Toyota|Supra|1998|`;