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Merge pull request #726 from sharwell/deterministic-output 

Improved deterministic code generation output
This commit is contained in:
Terence Parr 2014-10-01 09:14:37 -07:00
parent d506602696 798af94b90
commit 84fbdc8038
3 changed files with 8 additions and 7 deletions
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7
tool/src/org/antlr/v4/codegen/CodeGenerator.java
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@ -40,13 +40,12 @@ import org.antlr.v4.tool.Grammar;
import org.stringtemplate.v4.AutoIndentWriter;
import org.stringtemplate.v4.ST;
import org.stringtemplate.v4.STGroup;
import org.stringtemplate.v4.STGroupFile;
import org.stringtemplate.v4.STWriter;
import java.io.IOException;
import java.io.Writer;
import java.lang.reflect.Constructor;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.Map;
/** General controller for code gen. Can instantiate sub generator(s).
@ -158,7 +157,7 @@ public class CodeGenerator {
*/
ST getTokenVocabOutput() {
ST vocabFileST = new ST(vocabFilePattern);
Map<String,Integer> tokens = new HashMap<String,Integer>();
Map<String,Integer> tokens = new LinkedHashMap<String,Integer>();
// make constants for the token names
for (String t : g.tokenNameToTypeMap.keySet()) {
int tokenType = g.tokenNameToTypeMap.get(t);
@ -169,7 +168,7 @@ public class CodeGenerator {
vocabFileST.add("tokens", tokens);
// now dump the strings
Map<String,Integer> literals = new HashMap<String,Integer>();
Map<String,Integer> literals = new LinkedHashMap<String,Integer>();
for (String literal : g.stringLiteralToTypeMap.keySet()) {
int tokenType = g.stringLiteralToTypeMap.get(literal);
if ( tokenType>=Token.MIN_USER_TOKEN_TYPE) {

4
tool/src/org/antlr/v4/codegen/OutputModelWalker.java
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@ -41,9 +41,9 @@ import org.stringtemplate.v4.compiler.FormalArgument;
import java.lang.reflect.Field;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Set;
@ -143,7 +143,7 @@ public class OutputModelWalker {
}
else if ( o instanceof Map ) {
Map<?, ?> nestedOmoMap = (Map<?, ?>)o;
Map<Object, ST> m = new HashMap<Object, ST>();
Map<Object, ST> m = new LinkedHashMap<Object, ST>();
for (Map.Entry<?, ?> entry : nestedOmoMap.entrySet()) {
ST nestedST = walk((OutputModelObject)entry.getValue());
// System.out.println("set ModelElement "+fieldName+"="+nestedST+" in "+templateName);

4
tool/src/org/antlr/v4/codegen/model/RuleFunction.java
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@ -68,6 +68,8 @@ import java.util.Set;
import static org.antlr.v4.parse.ANTLRParser.RULE_REF;
import static org.antlr.v4.parse.ANTLRParser.TOKEN_REF;
import java.util.LinkedHashSet;
/** */
public class RuleFunction extends OutputModelObject {
public String name;
@ -207,7 +209,7 @@ public class RuleFunction extends OutputModelObject {
}
}
}
Set<Decl> decls = new HashSet<Decl>();
Set<Decl> decls = new LinkedHashSet<Decl>();
for (GrammarAST t : allRefs) {
String refLabelName = t.getText();
List<Decl> d = getDeclForAltElement(t,