Add --timeout CLI option

package.json

@@ -5,7 +5,7 @@
   "main": "src/module.js",
   "type": "module",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "start": "node src/main.js"
   },
   "author": "Lukasz Cepowski <lukasz@cepowski.com> (https://loskoderos.com)",
   "license": "MIT",

src/app.js

@@ -8,6 +8,7 @@ Usage: georender [options] \n \
   -i, --in <input file>, --in ... - Path to input file (.geojson, .gpx, .kml, .kmz)\n \
   -o, --out <output file> - Path to output file (.png or .jpg)\n \
   -t, --tile <name> - Name of the tile source [osm, otm, esri]\n \
+  --timeout <timeout> - Timeout in seconds before aborting\n \
 ';
 
 const options = {
@@ -16,6 +17,7 @@ const options = {
   'in': { type: 'string', short: 'i', multiple: true },
   'out': { type: 'string', short: 'o' },
   'tile': { type: 'string', short: 't', default: 'osm' },
+  'timeout': { type: 'string', default: '30' },
 };
 
 export class Application {
@@ -60,6 +62,7 @@ export class Application {
       in: args.values.in,
       out: args.values.out,
       tile: args.values.tile,
+      timeout: args.values.timeout,
     });
 
     return 0;

src/defaults.js

@@ -59,6 +59,5 @@ export const defaults = {
       })
     })  
   ],
-  padding: [50, 50, 50, 50],
-  timeout: 30
+  padding: [50, 50, 50, 50]
 };

src/renderer.js

@@ -17,15 +17,19 @@ export class Renderer {
         const inputFiles = options.in || [];
         const outputFile = options.out || "out.png";
         const tile = defaults.tile[options.tile || 'osm'];
+        const timeoutInSecs = parseInt(options.timeout, 10);
         const style = defaults.style;
         const padding = defaults.padding;
 
         console.log('  width:', width);
         console.log('  height:', height);
         console.log('  input files:', inputFiles);
         console.log('  output file:', outputFile);
+        console.log('  tile:', options.tile || 'osm');
+        console.log('  timeout (in seconds):', timeoutInSecs);
 
-        const timeout = setTimeout(reject, defaults.timeout * 1000);
+        const timeout = setTimeout(() => reject(new Error(`Timeout after ${timeoutInSecs}s`)),
+                                   timeoutInSecs * 1000);
 
         const element = document.createElement('div');
         element.style.width = `${width}px`;
@@ -74,7 +78,7 @@ export class Renderer {
       }
     })
     .then(() => console.log("Done!"))
-    .catch(err => console.error(err instanceof Error ? err.message : "\nTimeout!"))
+    .catch(err => console.error(err))
     ;
   }