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annotate core/src/luan/impl/ReturnStmt.java @ 659:f1150518c467

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remove tail recursion
author Franklin Schmidt <fschmidt@gmail.com>
date Tue, 05 Apr 2016 20:30:42 -0600
parents 8e8c30b72e9b
children b438a47196bc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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4eaee12f6c65 move luan/interp to impl
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 112
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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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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
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3 import luan.Luan;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
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4 import luan.LuanException;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
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5 import luan.LuanFunction;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 31
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8 final class ReturnStmt extends CodeImpl implements Stmt {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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9 private final Expressions expressions;
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10 boolean throwReturnException = true;
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12 ReturnStmt(Expressions expressions) {
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abc3198c86dd fix tail recursion bug;
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13 this.expressions = expressions;
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14 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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16 @Override public void eval(LuanStateImpl luan) throws LuanException {
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17 luan.returnValues = expressions.eval(luan);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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18 if( throwReturnException )
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19 throw new ReturnException();
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20 }
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21 }