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Funkin/source/funkin/util/macro/MacroUtil.hx

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Haxe
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package funkin.util.macro;
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import haxe.macro.Context;
import haxe.macro.Expr;
import haxe.macro.Type;
class MacroUtil
{
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/**
* Gets the value of a Haxe compiler define.
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*
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* @param key The name of the define to get the value of.
* @param defaultValue The value to return if the define is not set.
* @return An expression containing the value of the define.
*/
public static macro function getDefine(key:String, defaultValue:String = null):haxe.macro.Expr
{
var value = haxe.macro.Context.definedValue(key);
if (value == null) value = defaultValue;
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return macro $v{value};
}
/**
* Gets the current date and time (at compile time).
* @return A `Date` object containing the current date and time.
*/
public static macro function getDate():ExprOf<Date>
{
var date = Date.now();
var year = toExpr(date.getFullYear());
var month = toExpr(date.getMonth());
var day = toExpr(date.getDate());
var hours = toExpr(date.getHours());
var mins = toExpr(date.getMinutes());
var secs = toExpr(date.getSeconds());
return macro new Date($year, $month, $day, $hours, $mins, $secs);
}
#if macro
//
// MACRO HELPER FUNCTIONS
//
/**
* Convert an ExprOf<Class<T>> to a ClassType.
* @see https://github.com/jasononeil/compiletime/blob/master/src/CompileTime.hx#L201
*/
public static function getClassTypeFromExpr(e:Expr):ClassType
{
var classType:ClassType = null;
var parts:Array<String> = [];
var nextSection:ExprDef = e.expr;
while (nextSection != null)
{
var section:ExprDef = nextSection;
nextSection = null;
switch (section)
{
// Expression is a class name with no packages
case EConst(c):
switch (c)
{
case CIdent(cn):
if (cn != "null") parts.unshift(cn);
default:
}
// Expression is a fully qualified package name.
// We need to traverse the expression tree to get the full package name.
case EField(exp, field):
nextSection = exp.expr;
parts.unshift(field);
// We've reached the end of the expression tree.
default:
}
}
var fullClassName:String = parts.join('.');
if (fullClassName != "")
{
var classType:Type = Context.getType(fullClassName);
// Follow typedefs to get the actual class type.
var classTypeParsed:Type = Context.follow(classType, false);
switch (classTypeParsed)
{
case TInst(t, params):
return t.get();
default:
// We couldn't parse this class type.
// This function may need to be updated to be more robust.
throw 'Class type could not be parsed: ${fullClassName}';
}
}
return null;
}
Unit Tests: Coverage Reporting and Github Actions Integration (#131) * Initial test suite * Fix some build warnings * Implemented working unit tests with coverage * Reduced some warnings * Fix a mac-specific issue * Add 2 additional unit test classes. * Multiple new unit tests * Some fixins * Remove auto-generated file * WIP on hiding ignored tests * Added list of debug hotkeys * Remove old website * Remove empty file * Add more unit tests * Fix bug where arrows would nudge BF * Fix bug where ctrl/alt would flash capsules * Fixed bug where bf-old easter egg broke * Remove duplicate lines * More test-related stuff * Some code cleanup * Add mocking and a test assets folder * More TESTS! * Update Hmm... * Update artist on Monster * More minor fixes to individual functions * 1.38% unit test coverage! * Even more tests? :O * More unit test work * Rework migration for BaseRegistry * gameover fix * Fix an issue with Lime * Fix issues with version parsing on data files * 100 total unit tests! * Added even MORE unit tests! * Additional test tweaks :3 * Fixed tests on windows by updating libraries. * A bunch of smaller syntax tweaks. * New crash handler catches and logs critical errors! * Chart editor now has null safety enabled. * Null safety on all tests * New Level data test * Generate proper code coverage reports! * Disable null safety on ChartEditorState for unit testing * Update openfl to use latest fixes for crash reporting * Added unit test to Github Workflow * Updated unit tests to compile with null safety enabled by inlining assertions. * Added coverage gutters as a recommended extension * Impreovements to tests involving exceptions * Disable a few incomplete tests. * Add scripts for building unit coverage reports on linux --------- Co-authored-by: Cameron Taylor <cameron.taylor.ninja@gmail.com>
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public static function isFieldStatic(field:haxe.macro.Expr.Field):Bool
{
return field.access.contains(AStatic);
}
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/**
* Converts a value to an equivalent macro expression.
*/
public static function toExpr(value:Dynamic):ExprOf<Dynamic>
{
return Context.makeExpr(value, Context.currentPos());
}
public static function areClassesEqual(class1:ClassType, class2:ClassType):Bool
{
return class1.pack.join('.') == class2.pack.join('.') && class1.name == class2.name;
}
/**
* Retrieve a ClassType from a string name.
*/
public static function getClassType(name:String):ClassType
{
switch (Context.getType(name))
{
case TInst(t, _params):
return t.get();
default:
throw 'Class type could not be parsed: ${name}';
}
}
/**
* Determine whether a given ClassType is a subclass of a given superclass.
* @param classType The class to check.
* @param superClass The superclass to check for.
* @return Whether the class is a subclass of the superclass.
*/
public static function isSubclassOf(classType:ClassType, superClass:ClassType):Bool
{
if (areClassesEqual(classType, superClass)) return true;
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if (classType.superClass != null)
{
return isSubclassOf(classType.superClass.t.get(), superClass);
}
return false;
}
/**
* Determine whether a given ClassType implements a given interface.
* @param classType The class to check.
* @param interfaceType The interface to check for.
* @return Whether the class implements the interface.
*/
public static function implementsInterface(classType:ClassType, interfaceType:ClassType):Bool
{
for (i in classType.interfaces)
{
if (areClassesEqual(i.t.get(), interfaceType))
{
return true;
}
}
if (classType.superClass != null)
{
return implementsInterface(classType.superClass.t.get(), interfaceType);
}
return false;
}
#end
}