56 lines
2.5 KiB
Java
56 lines
2.5 KiB
Java
package carpet.script;
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import org.apache.commons.lang3.StringUtils;
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import java.util.Collections;
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import java.util.List;
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import java.util.Set;
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import java.util.TreeSet;
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import java.util.stream.Collectors;
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/**
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* sole purpose of this package is to provide public access to package-private methods of Expression and CarpetExpression
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* classes so they don't leave garbage in javadocs
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*/
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public class ExpressionInspector
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{
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public static final String MARKER_STRING = "__scarpet_marker";
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public static List<String> Expression_getExpressionSnippet(Tokenizer.Token token, Expression expr)
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{
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return Expression.getExpressionSnippet(token, expr);
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}
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public static String Expression_getModuleName(Expression e)
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{
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return e.module == null?null:e.module.getName();
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}
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private static TreeSet<String> scarpetFunctions;
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private static TreeSet<String> APIFunctions;
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static
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{
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Set<String> allFunctions = (new CarpetExpression(null, "null", null, null)).getExpr().getFunctionNames();
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scarpetFunctions = new TreeSet<>(Expression.none.getFunctionNames());
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APIFunctions = allFunctions.stream().filter(s -> !scarpetFunctions.contains(s)).collect(Collectors.toCollection(TreeSet::new));
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}
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public static List<String> suggestFunctions(ScriptHost host, String previous, String prefix)
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{
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previous = previous.replace("\\'", "");
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int quoteCount = StringUtils.countMatches(previous,'\'');
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if (quoteCount % 2 == 1)
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return Collections.emptyList();
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int maxLen = prefix.length()<3 ? (prefix.length()*2+1) : 1234;
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List<String> scarpetMatches = scarpetFunctions.stream().
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filter(s -> s.startsWith(prefix) && s.length() <= maxLen).map(s -> s+"(").collect(Collectors.toList());
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scarpetMatches.addAll(APIFunctions.stream().
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filter(s -> s.startsWith(prefix) && s.length() <= maxLen).map(s -> s+"(").collect(Collectors.toList()));
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// not that useful in commandline, more so in external scripts, so skipping here
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//scarpetMatches.addAll(CarpetServer.scriptServer.events.eventHandlers.keySet().stream().
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// filter(s -> s.startsWith(prefix) && s.length() <= maxLen).map(s -> "__"+s+"(").collect(Collectors.toList()));
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scarpetMatches.addAll(host.globaFunctionNames(host.main, s -> s.startsWith(prefix)).map(s -> s+"(").collect(Collectors.toList()));
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scarpetMatches.addAll(host.globaVariableNames(host.main, s -> s.startsWith(prefix)).collect(Collectors.toList()));
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return scarpetMatches;
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}
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}
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