getShaderErrors method
Implementation
String getShaderErrors(RenderingContext gl, WebGLShader shader, type) {
final status = gl.getShaderParameter(shader.shader, WebGL.COMPILE_STATUS);
final errors = (gl.getShaderInfoLog(shader.shader)??'').trim();
if (status && errors == '') return '';
final regExp = RegExp(r"ERROR: 0:(\d+)");
final match = regExp.firstMatch(errors);
int errorLine = int.parse(match!.group(1)!);
// --enable-privileged-webgl-extension
// console.log( '**' + type + '**', gl.getExtension( 'WEBGL_debug_shaders' ).getTranslatedShaderSource( shader ) );
final source = gl.getShaderSource(shader.shader);
return 'three.WebGLShader: gl.getShaderInfoLog() $type\n$errors\n${handleSource(source, errorLine)}';
}