Fix: Context2d font regex too restrictive ( #3904 ) (#3906)

---------

Co-authored-by: quentin.legrand <[email protected]>
Co-authored-by: Lukas Holländer <[email protected]>

Author: 3 people

src/modules/context2d.js

@@ -553,7 +553,7 @@ import {
 
         //source: https://stackoverflow.com/a/10136041
         // eslint-disable-next-line no-useless-escape
-        rx = /^\s*(?=(?:(?:[-a-z]+\s*){0,2}(italic|oblique))?)(?=(?:(?:[-a-z]+\s*){0,2}(small-caps))?)(?=(?:(?:[-a-z]+\s*){0,2}(bold(?:er)?|lighter|[1-9]00))?)(?:(?:normal|\1|\2|\3)\s*){0,3}((?:xx?-)?(?:small|large)|medium|smaller|larger|[.\d]+(?:\%|in|[cem]m|ex|p[ctx]))(?:\s*\/\s*(normal|[.\d]+(?:\%|in|[cem]m|ex|p[ctx])))?\s*([-_,\"\'\sa-z]+?)\s*$/i;
+        rx = /^\s*(?=(?:(?:[-a-z]+\s*){0,2}(italic|oblique))?)(?=(?:(?:[-a-z]+\s*){0,2}(small-caps))?)(?=(?:(?:[-a-z]+\s*){0,2}(bold(?:er)?|lighter|[1-9]00))?)(?:(?:normal|\1|\2|\3)\s*){0,3}((?:xx?-)?(?:small|large)|medium|smaller|larger|[.\d]+(?:\%|in|[cem]m|ex|p[ctx]))(?:\s*\/\s*(normal|[.\d]+(?:\%|in|[cem]m|ex|p[ctx])))?\s*([-_,\"\'\sa-z0-9]+?)\s*$/i;
         matches = rx.exec(value);
         if (matches !== null) {
           var fontStyle = matches[1];

test/reference/fa-solid-900.ttf

@@ -164,6 +164,24 @@ describe("Context2D: standard tests", () => {
     comparePdf(doc.output(), "context2d-custom-fonts.pdf", "context2d");
   });
 
+  it("context2d: custom fonts name regex", () => {
+    const FaSolid = loadBinaryResource("reference/fa-solid-900.ttf");
+
+    const doc = new jsPDF({
+      orientation: "p",
+      unit: "pt",
+      format: "a4",
+      floatPrecision: 2
+    });
+    doc.addFileToVFS("fa-solid-900.ttf", FaSolid);
+    doc.addFont("fa-solid-900.ttf", "Font Awesome 6 Free Solid", "normal");
+
+    const ctx = doc.context2d;
+    ctx.font = "normal 16pt \"Font Awesome 6 Free Solid\"";
+
+    expect(doc.getFont().fontName).toBe("Font Awesome 6 Free Solid");
+  });
+
   it("context2d: css color names", () => {
     var doc = new jsPDF({
       orientation: "p",