merged version 2.1.2

.travis.yml

@@ -2,8 +2,10 @@ sudo: required
 dist: trusty
 before_install: ./.travis_native_dependencies.sh
 before_script:
+  - pip2.7 install --upgrade --ignore-installed --user jsontree asttokens
   - export PATH=$PWD/srcML-src/bin:$PATH
   - export PATH=$PWD/cgum:$PATH
+  - export PATH=$PWD/pythonparser:$PATH
 script: ./gradlew check
 after_success:
   - ./gradlew coveralls uploadArchives

.travis_native_dependencies.sh

@@ -2,12 +2,12 @@
 # 1) installing srcML
 # start by boost dependency
 sudo apt-get update
-sudo apt-get install gcc g++ libxml2-dev libxslt1-dev libarchive-dev antlr libantlr-dev libcurl4-openssl-dev libssl-dev ocaml
+sudo apt-get install gcc g++ libxml2-dev libxslt1-dev libarchive-dev antlr libantlr-dev libcurl4-openssl-dev libssl-dev
 wget https://netix.dl.sourceforge.net/project/boost/boost/1.55.0/boost_1_55_0.tar.gz
 tar -xzf boost_1_55_0.tar.gz
 cd boost_1_55_0
 ./bootstrap.sh --without-libraries=atomic,chrono,context,coroutine,exception,graph,graph_parallel,iostreams,locale,log,math,mpi,python,random,serialization,signals,test,timer,wave
-sudo ./b2 link=static cxxflags="-fPIC -static -Wl,--whole-archive" threading=multi install
+sudo ./b2 -d0 link=static cxxflags="-fPIC -static -Wl,--whole-archive" threading=multi install
 cd ..
 # then srcml itself
 wget http://131.123.42.38/lmcrs/beta/srcML-src.tar.gz
@@ -17,8 +17,10 @@ cmake .
 make
 cd ..
 # 2) installing cgum
-sudo apt-get install  ocaml ocaml-native-compilers camlp4
-git clone https://github.com/GumTreeDiff/cgum.git --depth 1
+sudo apt-get install ocaml ocaml-native-compilers camlp4
+git clone --branch v1.0.0 https://github.com/GumTreeDiff/cgum.git --depth 1
 cd cgum
 make
 cd ..
+# 3) installing pythonparser
+git clone https://github.com/GumTreeDiff/pythonparser.git --depth 1

CHANGELOG.md

@@ -1,6 +1,12 @@
 # Changelog of GumTree
 
-## v2.1.1
+## v2.1.2
+* New dockerfile to run GumTree
+* Python tree generator
+* JavaParser tree generator
+* Several minor bugfixes
+
+## v2.1.1
 * New integration with antlr4 grammars
 * Add matlab grammar
 
@@ -16,7 +22,7 @@
 * Automatically produce nightlies
 * Add new srcML tree generator that can deal with C++, C, C# and Java files
 * Add new css tree generator based on ph-css
-* Fix no label bug in ruby tree generator 
+* Fix no label bug in ruby tree generator
 * Add custom options to furnish srcml and cgum paths
 * Build script can exclude tests requiring an external tool
 * Use sparkjava for the web client instead of NanoHTTPd

README.md

@@ -1,4 +1,11 @@
-# GumTree ![Build Status](https://travis-ci.org/GumTreeDiff/gumtree.svg?branch=master) [![Coverage Status](https://coveralls.io/repos/GumTreeDiff/gumtree/badge.svg?branch=master)](https://coveralls.io/r/GumTreeDiff/gumtree?branch=master)
+# GumTree
+
+## Status
+
+* Master branch: ![Build Status](https://travis-ci.org/GumTreeDiff/gumtree.svg?branch=master) [![Coverage Status](https://coveralls.io/repos/github/GumTreeDiff/gumtree/badge.svg?branch=master)](https://coveralls.io/github/GumTreeDiff/gumtree?branch=master)
+* Develop branch: ![Build Status](https://travis-ci.org/GumTreeDiff/gumtree.svg?branch=develop) [![Coverage Status](https://coveralls.io/repos/github/GumTreeDiff/gumtree/badge.svg?branch=develop)](https://coveralls.io/github/GumTreeDiff/gumtree?branch=develop)
+
+## Description
 
 GumTree is a complete framework to deal with source code as trees and compute differences between them. It includes possibilities such as:
 * converting a source file into a language-agnostic tree format
@@ -11,7 +18,11 @@ Compared to classical code differencing tools, it has two important particularit
 * it works on a tree structure rather than a text structure,
 * it can detect moved or renamed elements in addition of deleted and inserted elements.
 
-We already deal with a wide range of languages: Java, C, JavaScript and Ruby. More languages are coming soon, if you want to help contact [me](http://www.labri.fr/perso/falleri).
+## Supported languages
+
+We already deal with a wide range of languages: C, Java, JavaScript, Python, R, Ruby. Click [here](https://github.com/GumTreeDiff/gumtree/wiki/Languages) for more details about the language we support.
+
+More languages are coming soon, if you want to help contact [me](http://www.labri.fr/perso/falleri).
 
 ## Citing GumTree
 
@@ -37,7 +48,3 @@ We are researchers, therefore if you use GumTree in an academic work we would be
 ## Documentation
 
 To use GumTree, you can start by consulting the [Getting Started](https://github.com/GumTreeDiff/gumtree/wiki/Getting-Started) page from our [wiki](https://github.com/GumTreeDiff/gumtree/wiki).
-
-## Nightlies
-
-You can find the latest binaries of GumTree on [Bintray](https://bintray.com/jrfaller/GumTree/nightlies/2.1.0-2017-2#files).

benchmark/build.gradle

@@ -1,9 +1,7 @@
 plugins {
-    id "me.champeau.gradle.jmh" version "0.4.3"
+    id "me.champeau.gradle.jmh" version "0.4.5"
 }
 
-apply plugin: 'me.champeau.gradle.jmh'
-
 uploadArchives.enabled = false
 jar.enabled = false
 

benchmark/src/main/java/com/github/gumtree/dist/ActionsCollector.java

@@ -34,8 +34,10 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 public class ActionsCollector {
 
@@ -62,10 +64,13 @@ else if (args[0].equals("check"))
 
     public static void collectActions() throws Exception {
         Run.initGenerators();
-        List<Path> paths = Files.walk(Paths.get(RES_DIR)).filter(
+        List<Path> outputPaths = new ArrayList<>();
+        try (Stream<Path> paths = Files.walk(Paths.get(RES_DIR))) {
+            outputPaths = paths.filter(
                 p -> p.getFileName().toString().matches(".*_v0_.*\\.xml")).collect(Collectors.toList());
+        }
         Files.createDirectories(Paths.get(OUTPUT_DIR));
-        for (Path path : paths) {
+        for (Path path : outputPaths) {
             Path otherPath = Paths.get(path.toString().replace("_v0_","_v1_"));
             Path outputPath = Paths.get(path.toString().replace("_v0_","_actions_"));
             TreeContext src = TreeIoUtils.fromXml().generateFromFile(path.toString());
@@ -83,11 +88,14 @@ public static void collectActions() throws Exception {
 
     public static void checkActions() throws Exception {
         Run.initGenerators();
-        List<Path> paths = Files.walk(Paths.get(RES_DIR)).filter(
+        List<Path> outputPaths = new ArrayList<>();
+        try (Stream<Path> paths = Files.walk(Paths.get(RES_DIR))) {
+            outputPaths = paths.filter(
                 p -> p.getFileName().toString().matches(".*_v0_.*\\.xml")).collect(Collectors.toList());
+        }
         boolean dirty = false;
-        StringBuffer b = new StringBuffer();
-        for (Path path : paths) {
+        StringBuilder b = new StringBuilder();
+        for (Path path : outputPaths) {
             Path otherPath = Paths.get(path.toString().replace("_v0_","_v1_"));
             TreeContext src = TreeIoUtils.fromXml().generateFromFile(path.toString());
             TreeContext dst = TreeIoUtils.fromXml().generateFromFile(otherPath.toString());

benchmark/src/main/java/com/github/gumtree/dist/BenchmarkCollector.java

@@ -29,8 +29,10 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 public class BenchmarkCollector {
 
@@ -46,10 +48,14 @@ public static void main(String[] args) throws Exception {
 
     public static void collectTrees(String dir) throws Exception {
         Run.initGenerators();
-        List<Path> paths = Files.walk(Paths.get(dir)).filter(
-                p -> p.getFileName().toString().matches(".*_v0\\.(java|js|rb|c)")).collect(Collectors.toList());
+        List<Path> outputPaths = new ArrayList<>();
+        try (Stream<Path> paths = Files.walk(Paths.get(dir))) {
+            outputPaths = paths.filter(
+                    p -> p.getFileName().toString().matches(".*_v0\\.(java|js|rb|c)")
+            ).collect(Collectors.toList());
+        }
         Files.createDirectories(Paths.get(OUTPUT_DIR));
-        for (Path path : paths) {
+        for (Path path : outputPaths) {
             Path otherPath = Paths.get(path.toString().replace("_v0.","_v1."));
             String oldName = path.toString().replaceAll("[^a-zA-Z0-9_]", "_");
             String newName = otherPath.toString().replaceAll("[^a-zA-Z0-9_]", "_");