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added analyze code

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This commit is contained in:
Ulrich Wolffgang
2019-01-11 13:52:47 +01:00
parent 4dd8839a45
commit ef0cf819d9
2 changed files with 87 additions and 63 deletions
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9
src/main/java/io/proleap/vb6/asg/runner/VbParserRunner.java
View File

@@ -17,12 +17,13 @@ import io.proleap.vb6.asg.params.VbParserParams;
public interface VbParserRunner {
Program analyzeFile(File inputFile) throws IOException;
Program analyzeCode(String vbCode, String moduleName, VbParserParams params) throws IOException;
Program analyzeFile(File inputFile, VbParserParams params) throws IOException;
Program analyzeFile(File vbFile) throws IOException;
Program analyzeFiles(List<File> inputFiles) throws IOException;
Program analyzeFile(File vbFile, VbParserParams params) throws IOException;
Program analyzeFiles(List<File> inputFiles, VbParserParams params) throws IOException;
Program analyzeFiles(List<File> vbFiles) throws IOException;
Program analyzeFiles(List<File> vbFiles, VbParserParams params) throws IOException;
}

141
src/main/java/io/proleap/vb6/asg/runner/impl/VbParserRunnerImpl.java
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@@ -9,9 +9,7 @@
package io.proleap.vb6.asg.runner.impl;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
@@ -74,6 +72,18 @@ public class VbParserRunnerImpl implements VbParserRunner {
}
}
@Override
public Program analyzeCode(final String vbCode, final String moduleName, final VbParserParams params)
throws IOException {
final Program program = new ProgramImpl();
registerModelElements(program);
parseCode(vbCode, moduleName, program, params);
analyze(program);
return program;
}
protected void analyzeDeclarations(final Program program) {
for (final Module module : program.getModules()) {
final ParserVisitor visitor = new VbDeclarationVisitorImpl(module);
@@ -109,33 +119,33 @@ public class VbParserRunnerImpl implements VbParserRunner {
}
@Override
public Program analyzeFile(final File inputFile) throws IOException {
return analyzeFile(inputFile, createDefaultParams());
public Program analyzeFile(final File vbFile) throws IOException {
return analyzeFile(vbFile, createDefaultParams());
}
@Override
public Program analyzeFile(final File inputFile, final VbParserParams params) throws IOException {
public Program analyzeFile(final File vbFile, final VbParserParams params) throws IOException {
final Program program = new ProgramImpl();
registerModelElements(program);
parseFile(inputFile, program, params);
parseFile(vbFile, program, params);
analyze(program);
return program;
}
@Override
public Program analyzeFiles(final List<File> inputFiles) throws IOException {
return analyzeFiles(inputFiles, createDefaultParams());
public Program analyzeFiles(final List<File> vbFiles) throws IOException {
return analyzeFiles(vbFiles, createDefaultParams());
}
@Override
public Program analyzeFiles(final List<File> inputFiles, final VbParserParams params) throws IOException {
public Program analyzeFiles(final List<File> vbFiles, final VbParserParams params) throws IOException {
final Program program = new ProgramImpl();
registerModelElements(program);
for (final File inputFile : inputFiles) {
parseFile(inputFile, program, params);
for (final File vbFile : vbFiles) {
parseFile(vbFile, program, params);
}
analyze(program);
@@ -184,65 +194,78 @@ public class VbParserRunnerImpl implements VbParserRunner {
return "bas".equals(extension);
}
protected void parseFile(final File inputFile, final Program program, final VbParserParams params)
throws IOException {
if (!inputFile.isFile()) {
LOG.warn("Could not find file {}", inputFile.getAbsolutePath());
protected void parseCode(final String vbCode, final String moduleName, final boolean isClazzModule,
final boolean isStandardModule, final Program program, final VbParserParams params) throws IOException {
// run the lexer
final VisualBasic6Lexer lexer = new VisualBasic6Lexer(CharStreams.fromString(vbCode));
if (!params.getIgnoreSyntaxErrors()) {
// register an error listener, so that preprocessing stops on errors
lexer.removeErrorListeners();
lexer.addErrorListener(new ThrowingErrorListener());
}
// get a list of matched tokens
final CommonTokenStream tokens = new CommonTokenStream(lexer);
// pass the tokens to the parser
final VisualBasic6Parser parser = new VisualBasic6Parser(tokens);
if (!params.getIgnoreSyntaxErrors()) {
// register an error listener, so that preprocessing stops on errors
parser.removeErrorListeners();
parser.addErrorListener(new ThrowingErrorListener());
}
// specify our entry point
final StartRuleContext ctx = parser.startRule();
// determine the effective module name
final String declaredModuleName = analyzeDeclaredModuleName(ctx);
final String effectiveModuleName;
if (declaredModuleName != null && !declaredModuleName.isEmpty()) {
effectiveModuleName = declaredModuleName;
} else {
effectiveModuleName = moduleName;
}
final List<String> lines = splitLines(vbCode);
final ParserVisitor visitor = new VbModuleVisitorImpl(effectiveModuleName, lines, isClazzModule,
isStandardModule, tokens, program);
visitor.visit(ctx);
}
protected void parseCode(final String vbCode, final String moduleName, final Program program,
final VbParserParams params) throws IOException {
LOG.info("Parsing module {}.", moduleName);
parseCode(vbCode, moduleName, true, false, program, params);
}
protected void parseFile(final File vbFile, final Program program, final VbParserParams params) throws IOException {
if (!vbFile.isFile()) {
LOG.warn("Could not find file {}", vbFile.getAbsolutePath());
} else {
final Charset charset = params.getCharset();
LOG.info("Parsing file {} with charset {}.", inputFile.getName(), charset);
LOG.info("Parsing file {} with charset {}.", vbFile.getName(), charset);
final InputStream inputStream = new FileInputStream(inputFile);
final VisualBasic6Lexer lexer = new VisualBasic6Lexer(CharStreams.fromStream(inputStream, charset));
if (!params.getIgnoreSyntaxErrors()) {
// register an error listener, so that preprocessing stops on errors
lexer.removeErrorListeners();
lexer.addErrorListener(new ThrowingErrorListener());
}
// get a list of matched tokens
final CommonTokenStream tokens = new CommonTokenStream(lexer);
// pass the tokens to the parser
final VisualBasic6Parser parser = new VisualBasic6Parser(tokens);
if (!params.getIgnoreSyntaxErrors()) {
// register an error listener, so that preprocessing stops on errors
parser.removeErrorListeners();
parser.addErrorListener(new ThrowingErrorListener());
}
// specify our entry point
final StartRuleContext ctx = parser.startRule();
final String vbCode = FileUtils.readFileToString(vbFile, charset);
// determine the module name
final String declaredModuleName = analyzeDeclaredModuleName(ctx);
final String moduleName;
if (declaredModuleName != null && !declaredModuleName.isEmpty()) {
moduleName = declaredModuleName;
} else {
moduleName = getModuleName(inputFile);
}
final String moduleName = getModuleName(vbFile);
// analyze contained modules and types
final boolean isClazzModule = isClazzModule(inputFile);
final boolean isStandardModule = isStandardModule(inputFile);
final boolean isClazzModule = isClazzModule(vbFile);
final boolean isStandardModule = isStandardModule(vbFile);
final String input = FileUtils.readFileToString(inputFile, charset);
final List<String> lines = splitLines(input);
final ParserVisitor visitor = new VbModuleVisitorImpl(moduleName, lines, isClazzModule, isStandardModule,
tokens, program);
LOG.info("Collecting types in file {}.", inputFile.getName());
visitor.visit(ctx);
parseCode(vbCode, moduleName, isClazzModule, isStandardModule, program, params);
}
}
private void registerApiEnumeration(final Program program, final ApiEnumeration apiEnumeration) {
protected void registerApiEnumeration(final Program program, final ApiEnumeration apiEnumeration) {
program.getTypeRegistry().registerType(apiEnumeration);
program.getApiEnumerationRegistry().registerApiEnumeration(apiEnumeration);
}
@@ -465,7 +488,7 @@ public class VbParserRunnerImpl implements VbParserRunner {
}
}
public List<String> splitLines(final String input) {
protected List<String> splitLines(final String input) {
final Scanner scanner = new Scanner(input);
final List<String> result = new ArrayList<String>();