Mercurial > hg > truffle

annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/parser/Parser.java @ 12754:7311354f5bf8

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SL: fixed eclipse formatter problems.
author Christian Humer <christian.humer@gmail.com>
date Mon, 11 Nov 2013 21:43:03 +0100
parents 71991b7a0f14
children 7c418666c6c9
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1 /*
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2 * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 // The content of this file is automatically generated. DO NOT EDIT.
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25
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26 package com.oracle.truffle.sl.parser;
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27
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28 import java.util.*;
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29
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30 import com.oracle.truffle.sl.*;
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31 import com.oracle.truffle.sl.nodes.*;
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32
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33 // Checkstyle: stop
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34 // @formatter:off
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35 public class Parser {
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36 public static final int _EOF = 0;
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37 public static final int _identifier = 1;
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38 public static final int _stringLiteral = 2;
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39 public static final int _numericLiteral = 3;
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40 public static final int maxT = 29;
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41
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42 static final boolean T = true;
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43 static final boolean x = false;
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44 static final int minErrDist = 2;
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45
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46 public Token t; // last recognized token
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47 public Token la; // lookahead token
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48 int errDist = minErrDist;
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49
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50 public final Scanner scanner;
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51 public final Errors errors;
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52 private final SLNodeFactory factory;
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53
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54 public Parser(Scanner scanner, SLNodeFactory factory) {
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55 this.scanner = scanner;
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56 this.factory = factory;
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57 errors = new Errors();
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58 }
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59
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60 void SynErr(int n) {
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61 if (errDist >= minErrDist)
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62 errors.SynErr(la.line, la.col, n);
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63 errDist = 0;
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64 }
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65
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66 public void SemErr(String msg) {
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67 if (errDist >= minErrDist)
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68 errors.SemErr(t.line, t.col, msg);
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69 errDist = 0;
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70 }
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71
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72 void Get() {
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73 for (;;) {
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74 t = la;
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75 la = scanner.Scan();
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76 if (la.kind <= maxT) {
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77 ++errDist;
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78 break;
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79 }
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80
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81 la = t;
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82 }
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83 }
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84
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85 void Expect(int n) {
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86 if (la.kind == n)
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87 Get();
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88 else {
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89 SynErr(n);
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90 }
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91 }
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92
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93 boolean StartOf(int s) {
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94 return set[s][la.kind];
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95 }
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96
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97 void ExpectWeak(int n, int follow) {
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98 if (la.kind == n)
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99 Get();
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100 else {
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101 SynErr(n);
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102 while (!StartOf(follow))
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103 Get();
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104 }
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105 }
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106
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107 boolean WeakSeparator(int n, int syFol, int repFol) {
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108 int kind = la.kind;
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109 if (kind == n) {
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110 Get();
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111 return true;
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112 } else if (StartOf(repFol))
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113 return false;
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114 else {
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115 SynErr(n);
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116 while (!(set[syFol][kind] || set[repFol][kind] || set[0][kind])) {
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117 Get();
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118 kind = la.kind;
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119 }
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120 return StartOf(syFol);
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121 }
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122 }
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123
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124 void SimpleLanguage() {
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125 Function();
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126 while (la.kind == 4) {
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127 Function();
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128 }
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129 }
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130
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131 void Function() {
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132 Expect(4);
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133 factory.startFunction();
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134 Expect(1);
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135 String name = t.val;
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136 List<String> parameterNames = new ArrayList<>();
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137 if (la.kind == 5) {
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138 Get();
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139 if (la.kind == 1) {
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140 Get();
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141 parameterNames.add(t.val);
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142 }
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diff changeset
143 while (la.kind == 6) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
144 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
145 Expect(1);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
146 parameterNames.add(t.val);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
147 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
148 Expect(7);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
149 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
150 StatementNode body = Block();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
151 factory.createFunction(body, name, parameterNames.toArray(new String[parameterNames.size()]));
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
152 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
153
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
154 StatementNode Block() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
155 StatementNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
156 List<StatementNode> statements = new ArrayList<>();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
157 Expect(8);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
158 while (StartOf(1)) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
159 StatementNode statement = Statement();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
160 statements.add(statement);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
161 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
162 Expect(9);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
163 result = factory.createBlock(statements);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
164 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
165 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
166
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
167 StatementNode Statement() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
168 StatementNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
169 result = null;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
170 if (la.kind == 13) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
171 result = WhileStatement();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
172 } else if (la.kind == 11) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
173 result = IfStatement();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
174 } else if (la.kind == 14) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
175 result = ReturnStatement();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
176 } else if (StartOf(2)) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
177 result = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
178 Expect(10);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
179 } else SynErr(30);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
180 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
181 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
182
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
183 StatementNode WhileStatement() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
184 StatementNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
185 Expect(13);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
186 Expect(5);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
187 ConditionNode condition = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
188 Expect(7);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
189 StatementNode body = Block();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
190 result = factory.createWhile(condition, body);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
191 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
192 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
193
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
194 StatementNode IfStatement() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
195 StatementNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
196 Expect(11);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
197 Expect(5);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
198 ConditionNode condition = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
199 Expect(7);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
200 StatementNode thenNode = null; StatementNode elseNode = null;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
201 thenNode = Block();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
202 if (la.kind == 12) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
203 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
204 elseNode = Block();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
205 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
206 result = factory.createIf(condition, thenNode, elseNode);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
207 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
208 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
209
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
210 StatementNode ReturnStatement() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
211 StatementNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
212 Expect(14);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
213 TypedNode value = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
214 Expect(10);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
215 result = factory.createReturn(value);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
216 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
217 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
218
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
219 TypedNode Expression() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
220 TypedNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
221 result = ValueExpression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
222 if (StartOf(3)) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
223 switch (la.kind) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
224 case 15: {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
225 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
226 break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
227 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
228 case 16: {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
229 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
230 break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
231 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
232 case 17: {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
233 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
234 break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
235 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
236 case 18: {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
237 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
238 break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
239 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
240 case 19: {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
241 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
242 break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
243 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
244 case 20: {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
245 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
246 break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
247 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
248 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
249 String op = t.val;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
250 TypedNode right = ValueExpression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
251 result = factory.createBinary(op, result, right);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
252 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
253 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
254 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
255
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
256 TypedNode ValueExpression() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
257 TypedNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
258 result = Term();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
259 while (la.kind == 21 || la.kind == 22) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
260 if (la.kind == 21) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
261 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
262 } else {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
263 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
264 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
265 String op = t.val;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
266 TypedNode right = Term();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
267 result = factory.createBinary(op, result, right);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
268 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
269 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
270 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
271
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
272 TypedNode Term() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
273 TypedNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
274 result = Factor();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
275 while (la.kind == 23 || la.kind == 24) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
276 if (la.kind == 23) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
277 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
278 } else {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
279 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
280 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
281 String op = t.val;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
282 TypedNode right = Factor();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
283 result = factory.createBinary(op, result, right);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
284 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
285 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
286 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
287
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
288 TypedNode Factor() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
289 TypedNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
290 result = null;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
291 if (la.kind == 1) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
292 result = VariableRefOrCall();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
293 } else if (la.kind == 2) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
294 result = StringLiteral();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
295 } else if (la.kind == 3) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
296 result = NumericLiteral();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
297 } else if (la.kind == 25) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
298 result = Ternary();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
299 } else if (la.kind == 5) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
300 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
301 result = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
302 Expect(7);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
303 } else SynErr(31);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
304 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
305 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
306
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
307 TypedNode VariableRefOrCall() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
308 TypedNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
309 result = VariableRef();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
310 if (la.kind == 5 || la.kind == 28) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
311 if (la.kind == 5) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
312 TypedNode[] parameters = Parameters();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
313 result = factory.createCall(result, parameters);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
314 } else {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
315 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
316 TypedNode assignment = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
317 result = factory.createAssignment(result, assignment);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
318 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
319 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
320 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
321 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
322
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
323 TypedNode StringLiteral() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
324 TypedNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
325 Expect(2);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
326 result = factory.createStringLiteral(t.val.substring(1, t.val.length() - 1));
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
327 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
328 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
329
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
330 TypedNode NumericLiteral() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
331 TypedNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
332 Expect(3);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
333 result = factory.createNumericLiteral(t.val);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
334 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
335 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
336
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
337 TypedNode Ternary() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
338 TypedNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
339 TypedNode condition, thenPart, elsePart;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
340 Expect(25);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
341 condition = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
342 Expect(26);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
343 thenPart = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
344 Expect(27);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
345 elsePart = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
346 result = factory.createTernary(condition, thenPart, elsePart);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
347 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
348 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
349
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
350 TypedNode VariableRef() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
351 TypedNode result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
352 Expect(1);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
353 result = factory.createLocal(t.val);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
354 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
355 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
356
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
357 TypedNode[] Parameters() {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
358 TypedNode[] result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
359 Expect(5);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
360 List<TypedNode> parameters = new ArrayList<>();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
361 if (StartOf(2)) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
362 TypedNode e1 = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
363 parameters.add(e1);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
364 while (la.kind == 6) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
365 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
366 TypedNode e2 = Expression();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
367 parameters.add(e2);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
368 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
369 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
370 result = parameters.toArray(new TypedNode[parameters.size()]);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
371 Expect(7);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
372 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
373 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
374
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
375
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
376
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
377 public void Parse() {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
378 la = new Token();
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
379 la.val = "";
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
380 Get();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
381 SimpleLanguage();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
382 Expect(0);
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
383
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
384 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
385
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
386 private static final boolean[][] set = {
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
387 {T,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x},
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
388 {x,T,T,T, x,T,x,x, x,x,x,T, x,T,T,x, x,x,x,x, x,x,x,x, x,T,x,x, x,x,x},
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
389 {x,T,T,T, x,T,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,T,x,x, x,x,x},
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
390 {x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,T, T,T,T,T, T,x,x,x, x,x,x,x, x,x,x}
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
391
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
392 };
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
393
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
394 public String ParseErrors() {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
395 java.io.PrintStream oldStream = System.out;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
396
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
397 java.io.OutputStream out = new java.io.ByteArrayOutputStream();
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
398 java.io.PrintStream newStream = new java.io.PrintStream(out);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
399
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
400 errors.errorStream = newStream;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
401
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
402 Parse();
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
403
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
404 String errorStream = out.toString();
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
405 errors.errorStream = oldStream;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
406
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
407 return errorStream;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
408
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
409 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
410 } // end Parser
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
411
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
412 class Errors {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
413
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
414 public int count = 0; // number of errors detected
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
415 public java.io.PrintStream errorStream = System.out; // error messages go to this stream
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
416 public String errMsgFormat = "-- line {0} col {1}: {2}"; // 0=line, 1=column, 2=text
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
417
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
418 protected void printMsg(int line, int column, String msg) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
419 StringBuffer b = new StringBuffer(errMsgFormat);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
420 int pos = b.indexOf("{0}");
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
421 if (pos >= 0) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
422 b.delete(pos, pos + 3);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
423 b.insert(pos, line);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
424 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
425 pos = b.indexOf("{1}");
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
426 if (pos >= 0) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
427 b.delete(pos, pos + 3);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
428 b.insert(pos, column);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
429 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
430 pos = b.indexOf("{2}");
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
431 if (pos >= 0)
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
432 b.replace(pos, pos + 3, msg);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
433 errorStream.println(b.toString());
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
434 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
435
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
436 public void SynErr(int line, int col, int n) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
437 String s;
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
438 switch (n) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
439 case 0: s = "EOF expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
440 case 1: s = "identifier expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
441 case 2: s = "stringLiteral expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
442 case 3: s = "numericLiteral expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
443 case 4: s = "\"function\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
444 case 5: s = "\"(\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
445 case 6: s = "\",\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
446 case 7: s = "\")\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
447 case 8: s = "\"{\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
448 case 9: s = "\"}\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
449 case 10: s = "\";\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
450 case 11: s = "\"if\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
451 case 12: s = "\"else\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
452 case 13: s = "\"while\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
453 case 14: s = "\"return\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
454 case 15: s = "\"<\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
455 case 16: s = "\">\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
456 case 17: s = "\"<=\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
457 case 18: s = "\">=\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
458 case 19: s = "\"==\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
459 case 20: s = "\"!=\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
460 case 21: s = "\"+\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
461 case 22: s = "\"-\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
462 case 23: s = "\"*\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
463 case 24: s = "\"/\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
464 case 25: s = "\"#\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
465 case 26: s = "\"?\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
466 case 27: s = "\":\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
467 case 28: s = "\"=\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
468 case 29: s = "??? expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
469 case 30: s = "invalid Statement"; break;
12752
71991b7a0f14 SL: Enhanced SimpleLanguage with support for if statements, function calls, function caching + inlining and builtins.
Christian Humer <christian.humer@gmail.com>
parents: 12503
diff changeset
470 case 31: s = "invalid Factor"; break;
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
471 default:
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
472 s = "error " + n;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
473 break;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
474 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
475 printMsg(line, col, s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
476 count++;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
477 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
478
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
479 public void SemErr(int line, int col, String s) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
480 printMsg(line, col, s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
481 count++;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
482 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
483
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
484 public void SemErr(String s) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
485 errorStream.println(s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
486 count++;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
487 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
488
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
489 public void Warning(int line, int col, String s) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
490 printMsg(line, col, s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
491 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
492
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
493 public void Warning(String s) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
494 errorStream.println(s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
495 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
496 } // Errors
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
497
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
498 class FatalError extends RuntimeException {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
499
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
500 public static final long serialVersionUID = 1L;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
501
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
502 public FatalError(String s) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
503 super(s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
504 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
505 }