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Add formatter definition and format code

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This commit is contained in:
Enrico Horn
2021-07-03 22:23:09 +02:00
parent 3c266bcc98
commit e7e6190f9c
144 changed files with 17201 additions and 14311 deletions
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129
luaj-jse/src/main/java/luac.java
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@@ -1,3 +1,4 @@
/*******************************************************************************
* Copyright (c) 2009 Luaj.org. All rights reserved.
*
@@ -35,63 +36,56 @@ import org.luaj.vm2.Prototype;
import org.luaj.vm2.compiler.DumpState;
import org.luaj.vm2.lib.jse.JsePlatform;
/**
* Compiler for lua files to lua bytecode.
* Compiler for lua files to lua bytecode.
*/
public class luac {
private static final String version = Lua._VERSION + "Copyright (C) 2009 luaj.org";
private static final String usage =
"usage: java -cp luaj-jse.jar luac [options] [filenames].\n" +
"Available options are:\n" +
" - process stdin\n" +
" -l list\n" +
" -o name output to file 'name' (default is \"luac.out\")\n" +
" -p parse only\n" +
" -s strip debug information\n" +
" -e little endian format for numbers\n" +
" -i<n> number format 'n', (n=0,1 or 4, default="+DumpState.NUMBER_FORMAT_DEFAULT+")\n" +
" -v show version information\n" +
" -c enc use the supplied encoding 'enc' for input files\n" +
" -- stop handling options\n";
private static final String usage = "usage: java -cp luaj-jse.jar luac [options] [filenames].\n"
+ "Available options are:\n" + " - process stdin\n" + " -l list\n"
+ " -o name output to file 'name' (default is \"luac.out\")\n" + " -p parse only\n"
+ " -s strip debug information\n" + " -e little endian format for numbers\n"
+ " -i<n> number format 'n', (n=0,1 or 4, default=" + DumpState.NUMBER_FORMAT_DEFAULT + ")\n"
+ " -v show version information\n" + " -c enc use the supplied encoding 'enc' for input files\n"
+ " -- stop handling options\n";
private static void usageExit() {
System.out.println(usage);
System.exit(-1);
System.exit(-1);
}
private boolean list = false;
private String output = "luac.out";
private boolean parseonly = false;
private boolean stripdebug = false;
private boolean list = false;
private String output = "luac.out";
private boolean parseonly = false;
private boolean stripdebug = false;
private boolean littleendian = false;
private int numberformat = DumpState.NUMBER_FORMAT_DEFAULT;
private boolean versioninfo = false;
private boolean processing = true;
private String encoding = null;
private int numberformat = DumpState.NUMBER_FORMAT_DEFAULT;
private boolean versioninfo = false;
private boolean processing = true;
private String encoding = null;
public static void main( String[] args ) throws IOException {
new luac( args );
public static void main(String[] args) throws IOException {
new luac(args);
}
private luac( String[] args ) throws IOException {
private luac(String[] args) throws IOException {
// process args
try {
// get stateful args
for ( int i=0; i<args.length; i++ ) {
if ( ! processing || ! args[i].startsWith("-") ) {
for (int i = 0; i < args.length; i++) {
if (!processing || !args[i].startsWith("-")) {
// input file - defer to next stage
} else if ( args[i].length() <= 1 ) {
} else if (args[i].length() <= 1) {
// input file - defer to next stage
} else {
switch ( args[i].charAt(1) ) {
switch (args[i].charAt(1)) {
case 'l':
list = true;
break;
case 'o':
if ( ++i >= args.length )
if (++i >= args.length)
usageExit();
output = args[i];
break;
@@ -105,7 +99,7 @@ public class luac {
littleendian = true;
break;
case 'i':
if ( args[i].length() <= 2 )
if (args[i].length() <= 2)
usageExit();
numberformat = Integer.parseInt(args[i].substring(2));
break;
@@ -113,12 +107,12 @@ public class luac {
versioninfo = true;
break;
case 'c':
if ( ++i >= args.length )
if (++i >= args.length)
usageExit();
encoding = args[i];
break;
case '-':
if ( args[i].length() > 2 )
if (args[i].length() > 2)
usageExit();
processing = false;
break;
@@ -128,26 +122,26 @@ public class luac {
}
}
}
// echo version
if ( versioninfo )
if (versioninfo)
System.out.println(version);
// open output file
OutputStream fos = new FileOutputStream( output );
OutputStream fos = new FileOutputStream(output);
// process input files
try {
Globals globals = JsePlatform.standardGlobals();
processing = true;
for ( int i=0; i<args.length; i++ ) {
if ( ! processing || ! args[i].startsWith("-") ) {
String chunkname = args[i].substring(0,args[i].length()-4);
processScript( globals, new FileInputStream(args[i]), chunkname, fos );
} else if ( args[i].length() <= 1 ) {
processScript( globals, System.in, "=stdin", fos );
for (int i = 0; i < args.length; i++) {
if (!processing || !args[i].startsWith("-")) {
String chunkname = args[i].substring(0, args[i].length()-4);
processScript(globals, new FileInputStream(args[i]), chunkname, fos);
} else if (args[i].length() <= 1) {
processScript(globals, System.in, "=stdin", fos);
} else {
switch ( args[i].charAt(1) ) {
switch (args[i].charAt(1)) {
case 'o':
case 'c':
++i;
@@ -161,32 +155,33 @@ public class luac {
} finally {
fos.close();
}
} catch ( IOException ioe ) {
System.err.println( ioe.toString() );
} catch (IOException ioe) {
System.err.println(ioe.toString());
System.exit(-2);
}
}
private void processScript( Globals globals, InputStream script, String chunkname, OutputStream out ) throws IOException {
private void processScript(Globals globals, InputStream script, String chunkname, OutputStream out)
throws IOException {
try {
// create the chunk
// create the chunk
script = new BufferedInputStream(script);
Prototype chunk = encoding != null?
globals.compilePrototype(new InputStreamReader(script, encoding), chunkname):
globals.compilePrototype(script, chunkname);
Prototype chunk = encoding != null
? globals.compilePrototype(new InputStreamReader(script, encoding), chunkname)
: globals.compilePrototype(script, chunkname);
// list the chunk
if (list)
Print.printCode(chunk);
// list the chunk
if (list)
Print.printCode(chunk);
// write out the chunk
if (!parseonly) {
DumpState.dump(chunk, out, stripdebug, numberformat, littleendian);
}
} catch ( Exception e ) {
e.printStackTrace( System.err );
// write out the chunk
if (!parseonly) {
DumpState.dump(chunk, out, stripdebug, numberformat, littleendian);
}
} catch (Exception e) {
e.printStackTrace(System.err);
} finally {
script.close();
}