Don't suppress WebGL errors

Author: ibesora

src/render/program.ts

@@ -94,7 +94,7 @@ export class Program<Us extends UniformBindings> {
         gl.compileShader(fragmentShader);
 
         if (!gl.getShaderParameter(fragmentShader, gl.COMPILE_STATUS)) {
-            throw new Error(`Could not compile fragment shader: ${gl.getShaderInfoLog(fragmentShader)}`);
+            throw new Error(`WebGL: Could not compile fragment shader: ${gl.getShaderInfoLog(fragmentShader)}`);
         }
 
         gl.attachShader(this.program, fragmentShader);
@@ -108,7 +108,7 @@ export class Program<Us extends UniformBindings> {
         gl.compileShader(vertexShader);
 
         if (!gl.getShaderParameter(vertexShader, gl.COMPILE_STATUS)) {
-            throw new Error(`Could not compile vertex shader: ${gl.getShaderInfoLog(vertexShader)}`);
+            throw new Error(`WebGL: Could not compile vertex shader: ${gl.getShaderInfoLog(vertexShader)}`);
         }
 
         gl.attachShader(this.program, vertexShader);
@@ -128,7 +128,7 @@ export class Program<Us extends UniformBindings> {
         gl.linkProgram(this.program);
 
         if (!gl.getProgramParameter(this.program, gl.LINK_STATUS)) {
-            throw new Error(`Program failed to link: ${gl.getProgramInfoLog(this.program)}`);
+            throw new Error(`WebGL: Program failed to link: ${gl.getProgramInfoLog(this.program)}`);
         }
 
         gl.deleteShader(vertexShader);

src/ui/map.ts

@@ -3341,7 +3341,11 @@ export class Map extends Camera {
                 PerformanceUtils.frame(paintStartTimeStamp);
                 this._frameRequest = null;
                 this._render(paintStartTimeStamp);
-            }).catch(() => {}); // ignore abort error
+            }).catch((error: Error) => {
+                if (error.message.startsWith('WebGL:')) {
+                    throw error;
+                }
+            }); // ignore abort error
         }
     }