Chapel Compiler Error

testFailure.chpl

use IO; // yes, I am aware I don't explicitly need this.

var logFiles: domain(string);
var fileHandles: [logFiles] file;

var testFile: string = 'failure.failface'; // good name!  Guaranteed to be unique.

logFiles.add(testFile);
// I mean, it's perhaps not surprising this fails, but it should likely not
// not result in compiler error.

proc failOnDomain() {
  logFiles.length();
}

proc failOnEmptyDomain() {
  var newDomain: domain(string);
  newDomain.length();
}

proc failOnEmptyNonStringDomain() {
  // This is actually fine.  It appropriately throws an unresolved call.
  var newDomain: domain(int);
  newDomain.length();
}

//failOnFile();
//failOnEmptyDomain();
//failOnEmptyNonStringDomain();