Mercurial Hosting > luan
annotate core/src/luan/impl/ConcatExpr.java @ 437:6cfbf45a1885 0.6
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author | Franklin Schmidt <fschmidt@gmail.com> |
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date | Sun, 03 May 2015 23:39:04 -0600 |
parents | 0d6098a29b3e |
children | b48cfa14ba60 |
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move luan/interp to impl
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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1 package luan.impl; |
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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2 |
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3 import luan.Luan; |
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4 import luan.LuanFunction; |
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5 import luan.LuanException; |
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6 import luan.LuanSource; |
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7 import luan.LuanBit; |
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8 |
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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9 |
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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10 final class ConcatExpr extends BinaryOpExpr { |
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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11 |
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12 ConcatExpr(LuanSource.Element se,Expr op1,Expr op2) { |
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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13 super(se,op1,op2); |
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14 } |
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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15 |
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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16 @Override public Object eval(LuanStateImpl luan) throws LuanException { |
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17 Object o1 = op1.eval(luan); |
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18 Object o2 = op2.eval(luan); |
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19 LuanBit bit = luan.bit(se); |
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20 LuanFunction fn = bit.getBinHandler("__concat",o1,o2); |
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21 if( fn != null ) |
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22 return Luan.first(bit.call(fn,"__concat",new Object[]{o1,o2})); |
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23 String s1 = luan.bit(op1.se()).toString(o1); |
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24 String s2 = luan.bit(op2.se()).toString(o2); |
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25 return s1 + s2; |
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26 } |
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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27 } |