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mahillsmahills
committedSep 11, 2022
Initial commit of RascalGit code
·
v0.1.15v0.1.1
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6 files changed

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6 files changed

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‎.gitignore

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target
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.vscode

‎META-INF/RASCAL.MF

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Project-Name: RascalGit
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Source: src/main/rascal
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Require-Libraries:
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‎pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>edu.appstate.cs</groupId>
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<artifactId>RascalGit</artifactId>
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<version>0.1.0</version>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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</properties>
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<repositories>
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<repository>
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<id>usethesource</id>
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<url>https://releases.usethesource.io/maven/</url>
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</repository>
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</repositories>
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<pluginRepositories>
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<pluginRepository>
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<id>usethesource</id>
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<url>https://releases.usethesource.io/maven/</url>
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</pluginRepository>
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</pluginRepositories>
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<dependencies>
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<dependency>
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<groupId>org.rascalmpl</groupId>
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<artifactId>rascal</artifactId>
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<version>0.23.2</version>
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</dependency>
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<dependency>
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<groupId>org.eclipse.jgit</groupId>
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<artifactId>org.eclipse.jgit</artifactId>
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<version>6.3.0.202209071007-r</version>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.8.0</version>
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<configuration>
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<compilerArgument>-parameters</compilerArgument>
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<release>11</release>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.rascalmpl</groupId>
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<artifactId>rascal-maven-plugin</artifactId>
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<version>0.8.2</version>
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<configuration>
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<errorsAsWarnings>true</errorsAsWarnings>
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<bin>${project.build.outputDirectory}</bin>
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<srcs>
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<src>${project.basedir}/src/main/rascal</src>
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</srcs>
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</configuration>
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<executions>
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<execution>
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<id>rascal-compile</id>
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<phase>compile</phase>
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<goals>
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<goal>compile</goal>
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</goals>
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</execution>
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<execution>
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<id>rascal-package</id>
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<phase>pre-package</phase>
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<goals>
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<goal>package</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>

‎src/main/java/edu/appstate/cs/rascalgit/RascalGit.java

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package edu.appstate.cs.rascalgit;
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import java.io.File;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import org.eclipse.jgit.api.Git;
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import org.eclipse.jgit.api.errors.GitAPIException;
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import org.eclipse.jgit.api.errors.InvalidRemoteException;
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import org.eclipse.jgit.api.errors.TransportException;
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import org.eclipse.jgit.lib.Constants;
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import org.eclipse.jgit.lib.Ref;
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import org.eclipse.jgit.lib.Repository;
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import org.rascalmpl.exceptions.RuntimeExceptionFactory;
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import io.usethesource.vallang.IList;
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import io.usethesource.vallang.IListWriter;
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import io.usethesource.vallang.ISourceLocation;
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import io.usethesource.vallang.IString;
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import io.usethesource.vallang.IValueFactory;
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public class RascalGit {
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private final IValueFactory values;
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private HashMap<ISourceLocation, Repository> repoMap = new HashMap<>();
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public RascalGit(IValueFactory values) {
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super();
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this.values = values;
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}
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public void cloneRemoteRepository(IString remotePath, ISourceLocation localPath) {
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if (!repoMap.containsKey(localPath)) {
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String origin = remotePath.getValue();
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File localDir = new File(localPath.getPath());
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try {
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Git git = Git.cloneRepository()
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.setURI(origin)
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.setDirectory(localDir)
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.call();
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Repository repo = git.getRepository();
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repoMap.put(localPath, repo);
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} catch (InvalidRemoteException e) {
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throw RuntimeExceptionFactory.javaException(e, null, null);
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} catch (TransportException e) {
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throw RuntimeExceptionFactory.javaException(e, null, null);
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} catch (GitAPIException e) {
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throw RuntimeExceptionFactory.javaException(e, null, null);
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}
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}
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}
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public IList getTags(ISourceLocation localPath) {
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if (repoMap.containsKey(localPath)) {
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Repository repo = repoMap.get(localPath);
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List<Ref> tagRefs;
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try {
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tagRefs = repo.getRefDatabase().getRefsByPrefix(Constants.R_TAGS);
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} catch (IOException e) {
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throw RuntimeExceptionFactory.javaException(e, null, null);
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}
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IListWriter lw = values.listWriter();
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for (Ref r : tagRefs) {
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lw.append(values.string(r.getName().substring(Constants.R_TAGS.length())));
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}
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return lw.done();
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}
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return values.listWriter().done();
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}
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public void openLocalRepository(ISourceLocation loc) {
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if (!repoMap.containsKey(loc)) {
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File repoDir = new File(loc.getPath());
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try {
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Git git = Git.open(repoDir);
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Repository repo = git.getRepository();
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repoMap.put(loc, repo);
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} catch (IOException ioe) {
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throw RuntimeExceptionFactory.javaException(ioe, null, null);
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}
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}
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}
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}

‎src/main/rascal/Main.rsc

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module Main
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import IO;
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int main(int testArgument=0) {
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println("argument: <testArgument>");
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}

‎src/main/rascal/RascalGit.rsc

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module RascalGit
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@javaClass{edu.appstate.cs.rascalgit.RascalGit}
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public java void cloneRemoteRepository(str remotePath, loc localPath);
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@javaClass{edu.appstate.cs.rascalgit.RascalGit}
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public java void openLocalRepository(loc localPath);
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@javaClass{edu.appstate.cs.rascalgit.RascalGit}
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public java list[str] getTags(loc repoPath);

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