fix: async texture generation skips fontData stringify

fix #39

Author: soimy

index.js

@@ -223,6 +223,9 @@ function generateBMFont (fontPath, opt, callback) {
       if (debug) tex.svg = svg;
       return tex;
     });
+
+    const asyncTextures = await Promise.all(textures);
+
     const kernings = [];
     charset.forEach(first => {
       charset.forEach(second => {
@@ -283,7 +286,6 @@ function generateBMFont (fontPath, opt, callback) {
     settings.packer.bins = packer.save(); 
     fontFile.settings = settings;
 
-    const asyncTextures = await Promise.all(textures);
     console.log("\nGeneration complete!\n");
     callback(null, asyncTextures, fontFile);
   });

package.json

@@ -4,7 +4,7 @@
   "description": "Creates a BMFont compatible bitmap font of Signed-Distance Fields from a font file",
   "main": "index.js",
   "scripts": {
-    "debug": "cd test/assets/fonts && node --inspect-brk=9229 ../../../cli.js -f json -o font -m 512,256 -t msdf -s 42 -r 5 -p 2 --smart-size --pot ../../../assets/fonts/DIN_CB.ttf",
+    "debug": "cd test/assets/fonts && node --inspect-brk=9229 ../../../cli.js -f json -o font -u -m 512,256 -t msdf -s 42 -r 5 -p 2 --smart-size --pot ../../../assets/fonts/DIN_CB.ttf",
     "test": "cd test/assets/fonts && node ../../../cli.js -f xml -v -u -o font -m 512,256 -t msdf -s 42 -r 4 -p 2 -b 10 --smart-size --pot ../../../assets/fonts/DIN_CB.ttf",
     "render": "npm test && node test/test.js",
     "version": "standard-version"