Mercurial Hosting > luan

comparison src/luan/lib/StringLib.java @ 86:6db8f286fa6c

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
_ENV is per module, not global git-svn-id: https://luan-java.googlecode.com/svn/trunk@87 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Wed, 27 Feb 2013 08:03:51 +0000
parents 805929c3c6e1
children eaf37cfa30c2
comparison
equal deleted inserted replaced
85:b2551f00bc51 86:6db8f286fa6c
4 import java.util.regex.Matcher; 4 import java.util.regex.Matcher;
5 import luan.Luan; 5 import luan.Luan;
6 import luan.LuanState; 6 import luan.LuanState;
7 import luan.LuanTable; 7 import luan.LuanTable;
8 import luan.LuanFunction; 8 import luan.LuanFunction;
9 import luan.LuanLoader;
9 import luan.LuanJavaFunction; 10 import luan.LuanJavaFunction;
10 import luan.LuanElement; 11 import luan.LuanElement;
11 import luan.LuanException; 12 import luan.LuanException;
12 13
13 14
14 public final class StringLib { 15 public final class StringLib {
15 16
16 public static final String NAME = "string"; 17 public static final String NAME = "string";
17 18
18 public static final LuanFunction LOADER = new LuanFunction() { 19 public static final LuanLoader LOADER = new LuanLoader() {
19 public Object[] call(LuanState luan,Object[] args) throws LuanException { 20 @Override protected void load(LuanState luan) {
20 LuanTable module = new LuanTable(); 21 LuanTable module = new LuanTable();
21 LuanTable global = luan.global();
22 try { 22 try {
23 module.put( "byte", new LuanJavaFunction(StringLib.class.getMethod("byte_",String.class,Integer.class,Integer.class),null) ); 23 module.put( "byte", new LuanJavaFunction(StringLib.class.getMethod("byte_",String.class,Integer.class,Integer.class),null) );
24 module.put( "char", new LuanJavaFunction(StringLib.class.getMethod("char_",new byte[0].getClass()),null) ); 24 module.put( "char", new LuanJavaFunction(StringLib.class.getMethod("char_",new byte[0].getClass()),null) );
25 add( module, "find", String.class, String.class, Integer.class, Boolean.class ); 25 add( module, "find", String.class, String.class, Integer.class, Boolean.class );
26 add( module, "format", String.class, new Object[0].getClass() ); 26 add( module, "format", String.class, new Object[0].getClass() );
34 add( module, "sub", String.class, Integer.TYPE, Integer.class ); 34 add( module, "sub", String.class, Integer.TYPE, Integer.class );
35 add( module, "upper", String.class ); 35 add( module, "upper", String.class );
36 } catch(NoSuchMethodException e) { 36 } catch(NoSuchMethodException e) {
37 throw new RuntimeException(e); 37 throw new RuntimeException(e);
38 } 38 }
39 return new Object[]{module}; 39 luan.loaded().put(NAME,module);
40 } 40 }
41 }; 41 };
42 42
43 private static void add(LuanTable t,String method,Class<?>... parameterTypes) throws NoSuchMethodException { 43 private static void add(LuanTable t,String method,Class<?>... parameterTypes) throws NoSuchMethodException {
44 t.put( method, new LuanJavaFunction(StringLib.class.getMethod(method,parameterTypes),null) ); 44 t.put( method, new LuanJavaFunction(StringLib.class.getMethod(method,parameterTypes),null) );
132 public static LuanFunction gmatch(String s,String pattern) { 132 public static LuanFunction gmatch(String s,String pattern) {
133 final Matcher m = Pattern.compile(pattern).matcher(s); 133 final Matcher m = Pattern.compile(pattern).matcher(s);
134 return new LuanFunction() { 134 return new LuanFunction() {
135 public Object[] call(LuanState luan,Object[] args) { 135 public Object[] call(LuanState luan,Object[] args) {
136 if( !m.find() ) 136 if( !m.find() )
137 return LuanFunction.EMPTY_RTN; 137 return LuanFunction.EMPTY;
138 final int n = m.groupCount(); 138 final int n = m.groupCount();
139 if( n == 0 ) 139 if( n == 0 )
140 return new String[]{m.group()}; 140 return new String[]{m.group()};
141 String[] rtn = new String[n]; 141 String[] rtn = new String[n];
142 for( int i=0; i<n; i++ ) { 142 for( int i=0; i<n; i++ ) {