forked from redcar/java-mateview
/
Grammar.java
126 lines (111 loc) · 3.8 KB
/
Grammar.java
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package com.redcareditor.mate;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import com.redcareditor.onig.Rx;
import com.redcareditor.plist.Dict;
import com.redcareditor.plist.PlistNode;
import com.redcareditor.plist.PlistPropertyLoader;
public class Grammar {
public String name;
public String fileName;
public Dict plist;
private PlistPropertyLoader propertyLoader;
public String[] fileTypes;
public String keyEquivalent;
public String scopeName;
public String comment;
public List<Pattern> allPatterns;
public List<Pattern> patterns;
public List<Pattern> singlePatterns;
public Map<String, List<Pattern>> repository;
public Rx firstLineMatch;
public Rx foldingStartMarker;
public Rx foldingStopMarker;
/* these are here for lookup speed purposes */
private static Map<String, Grammar> grammarsByScopeNames = new HashMap<String, Grammar>();
public Grammar(String plistFile){
this.plist = Dict.parseFile(plistFile);
propertyLoader = new PlistPropertyLoader(plist, this);
initForReference();
}
public void initForReference() {
String[] properties = new String[] { "name", "keyEquivalent", "scopeName", "comment" };
for (String property : properties) {
propertyLoader.loadStringProperty(property);
}
grammarsByScopeNames.put(scopeName, this);
propertyLoader.loadRegexProperty("firstLineMatch");
if (plist.containsElement("fileTypes"))
fileTypes = plist.getStrings("fileTypes");
}
public void initForUse() {
System.out.printf("initForUse: %s\n", this.name);
if (loaded())
return;
initForReference();
propertyLoader.loadRegexProperty("foldingStartMarker");
propertyLoader.loadRegexProperty("foldingStopMarker");
this.allPatterns = new ArrayList<Pattern>();
loadPatterns();
loadRepository();
replaceIncludePatterns();
}
private void loadPatterns() {
this.patterns = new ArrayList<Pattern>();
Dict[] dictPatterns = plist.getDictionaries("patterns");
for (Dict p : dictPatterns) {
Pattern pattern = Pattern.createPattern(allPatterns, p);
if (pattern != null) {
pattern.grammar = this;
this.patterns.add(pattern);
}
}
}
private void loadRepository() {
repository = new HashMap<String, List<Pattern>>();
Dict plistRepo = plist.getDictionary("repository");
Dict plistRepoEntry;
for (String key : plistRepo.keys()) {
// System.out.printf("loading repository entry: %s\n", key);
List<Pattern> repoArray = new ArrayList<Pattern>();
plistRepoEntry = plistRepo.getDictionary(key);
if (plistRepoEntry.containsElement("begin") || plistRepoEntry.containsElement("match")) {
// System.out.printf(" contains begin or match\n");
Pattern pattern = Pattern.createPattern(this.allPatterns, plistRepoEntry);
if (pattern != null) {
pattern.grammar = this;
repoArray.add(pattern);
}
}
else if (plistRepoEntry.containsElement("patterns")) {
// System.out.printf(" contains patterns\n");
for (PlistNode<?> plistPattern : plistRepoEntry.getArray("patterns")) {
Pattern pattern = Pattern.createPattern(this.allPatterns, (Dict) plistPattern);
if (pattern != null) {
pattern.grammar = this;
repoArray.add(pattern);
}
}
}
repository.put(key, repoArray);
}
}
private void replaceIncludePatterns() {
for (Pattern p : allPatterns) {
// System.out.printf("%s replaceIncludePattern for %s\n", this.name, p.name);
if (p instanceof DoublePattern) {
Pattern.replaceIncludePatterns(((DoublePattern) p).patterns, this);
}
// System.out.printf("%s replaceIncludePattern for %s [done]\n", this.name, p.name);
}
Pattern.replaceIncludePatterns(patterns, this);
}
public static Grammar findByScopeName(String scope) {
return grammarsByScopeNames.get(scope);
}
private boolean loaded() {
return allPatterns != null && repository != null;
}
}