public IEnumerable<string> Scan(Build build)
{
if (!Directory.Exists(BuildFolder))
{
// Need to build everything.
return QuiFiles;
}
Build previousBuild = new Build(BuildFolder);
previousBuild.AddExistingFiles();
List<string> quiFilesToCompile = new List<string>();
foreach (string quiFile in QuiFiles)
{
BuildUnit previousBuildUnit;
bool found = previousBuild.GetCorrespondingBuildUnit(quiFile, out previousBuildUnit);
if (found && !RequiresCompilation(quiFile, previousBuildUnit))
{
// Up to date -- add to current build as is.
build.Add(previousBuildUnit);
}
else
{
// Need to compile.
quiFilesToCompile.Add(quiFile);
}
}
return quiFilesToCompile;
}
public void Typical()
{
string[] files = {
"Class.SuperClass.js",
"Foo.UnknownSuperClass.js",
"NoSuperClass.js",
"Subclass.Class.js",
"SuperClass.js"
};
Build build = new Build();
foreach (BuildUnit unit in files.Select(file => new BuildUnit(file)))
{
build.Add(unit);
}
string[] expected = {
"Foo.UnknownSuperClass.js",
"NoSuperClass.js",
"SuperClass.js",
"Class.SuperClass.js",
"Subclass.Class.js"
};
BuildUnit[] sortedBuildFiles = build.SortBuildUnits().ToArray();
for (int i = 0; i < sortedBuildFiles.Count(); i++)
{
Assert.AreEqual(expected[i], sortedBuildFiles[i].JsFileName);
}
}
/// <summary>
/// Perform an incremental build of the project.
/// </summary>
public void Build()
{
Build build = new Build(BuildFolder);
// Phase 1: Scan the project's Quick markup source files and previous
// build output to determine which files need to be recompiled.
IEnumerable<string> quiFilesToCompile = scanner.Scan(build);
// Phase 2: Compile files that need it and add the output to the build.
bool compileSuccess;
if (quiFilesToCompile.Count() == 0)
{
// All build files up to date.
compileSuccess = true;
}
else
{
compileSuccess = compiler.Compile(quiFilesToCompile, build);
}
// Phase 3: Create the project's combined output files.
if (compileSuccess)
{
combiner.Combine(build);
}
else
{
// Fail; remove any (now out of date) project output.
combiner.Clean();
}
// Phase 4: Clean up and remove any obsolete build files.
build.RemoveObsoleteFiles();
}
/// <summary>
/// Combine the output of the supplied build to create the project's
/// output files.
/// </summary>
/// <remarks>
/// If there are no build files of a given type, no combined output file
/// for that type will be created.
/// </remarks>
public void Combine(Build build)
{
// See if we need to recombine either of the combined files.
bool combineJsFile = RequiresCombining(build.JsFiles, CombinedJsFile);
bool combineCssFile = RequiresCombining(build.CssFiles, CombinedCssFile);
// Only do the work if the combined files are out of date.
if (combineJsFile || combineCssFile)
{
IEnumerable<BuildUnit> buildUnits = build.SortBuildUnits();
if (combineJsFile)
{
CombineFile(buildUnits, CombinedJsFile);
}
if (combineCssFile)
{
CombineFile(buildUnits, CombinedCssFile);
}
}
}
/// <summary>
/// Compile the given Quick markup files.
/// Return true if successful, false if there were errors.
/// </summary>
/// <remarks>
/// The compiled JS and CSS files are returned in the properties
/// of the corresponding name.
/// </remarks>
public bool Compile(IEnumerable<string> quiFiles, Build currentBuild)
{
if (!Directory.Exists(BuildFolder))
{
Directory.CreateDirectory(BuildFolder);
}
bool batchSuccess = true;
foreach (string quiFile in quiFiles)
{
BuildUnit buildUnit;
bool fileSuccess = Compile(quiFile, out buildUnit);
if (fileSuccess)
{
currentBuild.Add(buildUnit);
}
else
{
batchSuccess = false;
}
}
return batchSuccess;
}
