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annotate src/luan/interp/SetStmt.java @ 49:8ede219cd111
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git-svn-id: https://luan-java.googlecode.com/svn/trunk@50 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
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date | Fri, 28 Dec 2012 19:35:04 +0000 |
parents | 64ecb7a3aad7 |
children | 2428ecfed375 |
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1 package luan.interp; |
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3 import luan.Luan; |
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4 import luan.LuanException; |
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5 |
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7 final class SetStmt implements Stmt { |
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8 private final Settable[] vars; |
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9 private final Expressions expressions; |
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10 |
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11 SetStmt(Settable var,Expr expr) { |
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12 this( new Settable[]{var}, new ExpList.SingleExpList(expr) ); |
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13 } |
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14 |
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15 SetStmt(Settable[] vars,Expressions expressions) { |
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16 this.vars = vars; |
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17 this.expressions = expressions; |
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18 } |
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19 |
49
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20 @Override public void eval(LuanStateImpl luan) throws LuanException { |
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21 final Object[] vals = expressions.eval(luan); |
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22 for( int i=0; i<vars.length; i++ ) { |
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23 Object val = i < vals.length ? vals[i] : null; |
49
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24 vars[i].set(luan,val); |
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25 } |
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26 } |
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27 |
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28 } |