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annotate src/luan/interp/IfStmt.java @ 151:c9100f29fae0

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conditions must be type boolean git-svn-id: https://luan-java.googlecode.com/svn/trunk@152 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Mon, 16 Jun 2014 10:37:06 +0000
parents 8ede219cd111
children
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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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 import luan.LuanSource;
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8 final class IfStmt extends CodeImpl implements Stmt {
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9 private final Expr cnd;
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10 final Stmt thenStmt;
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11 final Stmt elseStmt;
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13 IfStmt(LuanSource.Element se,Expr cnd,Stmt thenStmt,Stmt elseStmt) {
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14 super(se);
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15 this.cnd = cnd;
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16 this.thenStmt = thenStmt;
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17 this.elseStmt = elseStmt;
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18 }
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20 @Override public void eval(LuanStateImpl luan) throws LuanException {
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21 if( luan.bit(se).checkBoolean( cnd.eval(luan) ) ) {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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22 thenStmt.eval(luan);
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23 } else {
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24 elseStmt.eval(luan);
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25 }
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26 }
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27 }