if(!declaration)thrownewError(`Module ${otherModule.id} does not export ${importDeclaration.name} (imported by ${this.id})`);
if(!declaration)thrownewError(`'${importDeclaration.name}' is not exported by ${relativeId(otherModule.id)} (imported by ${relativeId(this.id)}). For help fixing this error see https://github.com/rollup/rollup/wiki/Troubleshooting#name-is-not-exported-by-module`);
description:'marking an imported, but unexported, identifier should throw',
error:function(err){
assert.ok(/Module .+empty\.js does not export default \(imported by .+main\.js\)/.test(err.message));
assert.equal(err.message,`'default' is not exported by empty.js (imported by main.js). For help fixing this error see https://github.com/rollup/rollup/wiki/Troubleshooting#name-is-not-exported-by-module`);