Fix: Wrong TypeScript type in jsPDF.table (#3086) (#3087)

* also implicitly calculate cell widths if headers are passed as string array

Author: jabaa

src/modules/cell.js

@@ -442,7 +442,7 @@ import { jsPDF } from "../jspdf.js";
       });
     }
 
-    if (autoSize) {
+    if (autoSize || (Array.isArray(headers) && typeof headers[0] === "string")) {
       var headerName;
       for (i = 0; i < headerNames.length; i += 1) {
         headerName = headerNames[i];

test/reference/table-autoSize-headerNames.pdf

@@ -71,16 +71,18 @@ describe("Module: Cell", () => {
     }));
   }
 
-  var header = createHeaders([
+  var headerNames = [
     "coin",
     "game_group",
     "game_name",
     "game_version",
     "machine",
     "vlt"
-  ]);
+  ];
 
-  it("table", () => {
+  var header = createHeaders(headerNames);
+
+  it("table with CellConfig[]", () => {
     var doc = new jsPDF({
       putOnlyUsedFonts: true,
       orientation: "landscape",
@@ -90,6 +92,26 @@ describe("Module: Cell", () => {
     comparePdf(doc.output(), "table.pdf");
   });
 
+  it("table with string[] and without autoSize", () => {
+    var doc = new jsPDF({
+      putOnlyUsedFonts: true,
+      orientation: "landscape",
+      floatPrecision: 2
+    });
+    doc.table(1, 1, generateData(100), headerNames);
+    comparePdf(doc.output(), "table-autoSize-headerNames.pdf");
+  });
+
+  it("table with string[] and autoSize", () => {
+    var doc = new jsPDF({
+      putOnlyUsedFonts: true,
+      orientation: "landscape",
+      floatPrecision: 2
+    });
+    doc.table(1, 1, generateData(100), headerNames, { autoSize: true });
+    comparePdf(doc.output(), "table-autoSize-headerNames.pdf");
+  });
+
   it("table-autoSize", () => {
     var doc = new jsPDF({
       putOnlyUsedFonts: true,

test/specs/cell.spec.js

@@ -563,6 +563,18 @@ declare module "jspdf" {
     y: number;
   }
 
+  export interface TableConfig {
+    printHeaders?: boolean;
+    autoSize?: boolean;
+    margins?: number;
+    fontSize?: number;
+    padding?: number;
+    headerBackgroundColor?: string;
+    css?: {
+      "font-size": number;
+    };
+  }
+
   export interface CellConfig {
     name: string;
     prompt: string;
@@ -981,9 +993,9 @@ declare module "jspdf" {
     table(
       x: number,
       y: number,
-      data: any,
-      headers: string[],
-      config: any
+      data: { [key: string]: string }[],
+      headers: string[] | CellConfig[],
+      config: TableConfig
     ): jsPDF;
     calculateLineHeight(
       headerNames: string[],