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Функции вынесены в отдельные модули

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Victor 2015-06-30 10:07:36 +03:00
parent 374636dec2
commit 9ac41313ca
3 changed files with 110 additions and 41 deletions
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41
src/com/annimon/ownlang/lib/Functions.java
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@ -13,47 +13,6 @@ public final class Functions {
static {
functions = new HashMap<>();
functions.put("sin", new Function() {
@Override
public Value execute(Value... args) {
if (args.length != 1) throw new RuntimeException("One arg expected");
return new NumberValue(Math.sin(args[0].asNumber()));
}
});
functions.put("cos", (Function) (Value... args) -> {
if (args.length != 1) throw new RuntimeException("One arg expected");
return new NumberValue(Math.cos(args[0].asNumber()));
});
functions.put("echo", args -> {
for (Value arg : args) {
System.out.println(arg.asString());
}
return NumberValue.ZERO;
});
functions.put("newarray", new Function() {
@Override
public Value execute(Value... args) {
return createArray(args, 0);
}
private ArrayValue createArray(Value[] args, int index) {
final int size = (int) args[index].asNumber();
final int last = args.length - 1;
ArrayValue array = new ArrayValue(size);
if (index == last) {
for (int i = 0; i < size; i++) {
array.set(i, NumberValue.ZERO);
}
} else if (index < last) {
for (int i = 0; i < size; i++) {
array.set(i, createArray(args, index + 1));
}
}
return array;
}
});
}
public static boolean isExists(String key) {

26
src/com/annimon/ownlang/lib/modules/math.java Normal file
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@ -0,0 +1,26 @@
package com.annimon.ownlang.lib.modules;
import com.annimon.ownlang.lib.Function;
import com.annimon.ownlang.lib.Functions;
import com.annimon.ownlang.lib.NumberValue;
import com.annimon.ownlang.lib.Value;
/**
*
* @author aNNiMON
*/
public final class math implements Module {
@Override
public void init() {
Functions.set("sin", args -> {
if (args.length != 1) throw new RuntimeException("One arg expected");
return new NumberValue(Math.sin(args[0].asNumber()));
});
Functions.set("cos", args -> {
if (args.length != 1) throw new RuntimeException("One arg expected");
return new NumberValue(Math.cos(args[0].asNumber()));
});
}
}

84
src/com/annimon/ownlang/lib/modules/std.java Normal file
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@ -0,0 +1,84 @@
package com.annimon.ownlang.lib.modules;
import com.annimon.ownlang.lib.*;
import java.util.Random;
/**
*
* @author aNNiMON
*/
public final class std implements Module {
@Override
public void init() {
Functions.set("echo", args -> {
for (Value arg : args) {
System.out.print(arg.asString());
System.out.print(" ");
}
System.out.println();
return NumberValue.ZERO;
});
Functions.set("newarray", new Function() {
@Override
public Value execute(Value... args) {
return createArray(args, 0);
}
private ArrayValue createArray(Value[] args, int index) {
final int size = (int) args[index].asNumber();
final int last = args.length - 1;
ArrayValue array = new ArrayValue(size);
if (index == last) {
for (int i = 0; i < size; i++) {
array.set(i, NumberValue.ZERO);
}
} else if (index < last) {
for (int i = 0; i < size; i++) {
array.set(i, createArray(args, index + 1));
}
}
return array;
}
});
Functions.set("rand", new Rand());
Functions.set("sleep", args -> {
if (args.length == 1) {
try {
Thread.sleep((long) args[0].asNumber());
} catch (InterruptedException ex) {
Thread.currentThread().interrupt();
}
}
return NumberValue.ZERO;
});
Functions.set("thread", args -> {
if (args.length == 1) {
// Создаём новый поток по имени функции
new Thread(() -> {
Functions.get(args[0].asString()).execute();
}).start();
}
return NumberValue.ZERO;
});
}
private static class Rand implements Function {
private static final Random RND = new Random();
@Override
public Value execute(Value... args) {
int from = 0;
int to = 100;
if (args.length == 1) {
to = (int) args[0].asNumber();
} else if (args.length == 2) {
from = (int) args[0].asNumber();
to = (int) args[1].asNumber();
}
return new NumberValue(RND.nextInt(to - from) + from);
}
}
}