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Commit 68a444a6 authored by Johannes Mey's avatar Johannes Mey
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build
.gradle
.idea
src/gen-res/
src/gen/
out/
*.class
[submodule "relast.preprocessor"]
path = relast.preprocessor
url = git@git-st.inf.tu-dresden.de:jastadd/relast-preprocessor.git
plugins {
id 'java'
id 'org.jastadd'
id 'application'
id 'idea'
}
ext {
mainClassName = 'org.jastadd.preprocessor.Main'
}
// set the main class name for `gradle run`
application.mainClassName = "${mainClassName}"
repositories {
jcenter()
}
dependencies {
implementation project(':relast.preprocessor')
testImplementation testFixtures(project(":relast.preprocessor"))
}
sourceSets {
main {
java.srcDir "src/gen/java"
}
}
test {
useJUnitPlatform()
maxHeapSize = '1G'
}
jar {
manifest {
attributes "Main-Class": "${mainClassName}"
}
from {
configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) }
}
}
// Input and output files for relast
def relastInputFiles = [
"relast.preprocessor/src/main/jastadd/RelAst.relast",
"relast.preprocessor/src/main/jastadd/mustache/Mustache.relast"
]
def relastOutputFiles = [
"src/gen/jastadd/RelAst.ast",
"src/gen/jastadd/RelAst.jadd",
"src/gen/jastadd/RelAstRefResolver.jadd",
"src/gen/jastadd/RelAstResolverStubs.jrag"
]
task relast(type: JavaExec) {
classpath = files("relast.preprocessor/libs/relast.jar")
group = 'Build'
doFirst {
delete relastOutputFiles
mkdir "src/gen/jastadd/"
}
args = [
"--listClass=java.util.ArrayList",
"--jastAddList=JastAddList",
"--useJastAddNames",
"--file",
"--resolverHelper",
"--grammarName=./src/gen/jastadd/RelAst"
] + relastInputFiles
inputs.files relastInputFiles
outputs.files relastOutputFiles
}
jastadd {
configureModuleBuild()
modules {
//noinspection GroovyAssignabilityCheck
module("Preprocessor") {
jastadd {
basedir "."
include "relast.preprocessor/src/main/jastadd/**/*.ast"
include "relast.preprocessor/src/main/jastadd/**/*.jadd"
include "relast.preprocessor/src/main/jastadd/**/*.jrag"
include "src/main/jastadd/**/*.ast"
include "src/main/jastadd/**/*.jadd"
include "src/main/jastadd/**/*.jrag"
include "src/gen/jastadd/**/*.ast"
include "src/gen/jastadd/**/*.jadd"
include "src/gen/jastadd/**/*.jrag"
}
scanner {
include "relast.preprocessor/src/main/jastadd/scanner/Header.flex", [-4]
include "relast.preprocessor/src/main/jastadd/scanner/Preamble.flex", [-3]
include "relast.preprocessor/src/main/jastadd/scanner/Macros.flex", [-2]
include "relast.preprocessor/src/main/jastadd/scanner/RulesPreamble.flex", [-1]
include "relast.preprocessor/src/main/jastadd/scanner/Keywords.flex", [ 0]
include "relast.preprocessor/src/main/jastadd/scanner/Symbols.flex", [ 1]
include "relast.preprocessor/src/main/jastadd/scanner/RulesPostamble.flex", [ 2]
}
parser {
include "relast.preprocessor/src/main/jastadd/parser/Preamble.parser"
include "relast.preprocessor/src/main/jastadd/parser/RelAst.parser"
}
}
}
cleanGen.doFirst {
delete "src/gen"
delete "src/gen-res"
}
preprocessParser.doFirst {
args += ["--no-beaver-symbol"]
}
module = "Preprocessor"
astPackage = 'org.jastadd.relast.ast'
parser.name = 'RelAstParser'
genDir = 'src/gen/java'
buildInfoDir = 'src/gen-res'
scanner.genDir = "src/gen/java/org/jastadd/relast/scanner"
parser.genDir = "src/gen/java/org/jastadd/relast/parser"
jastaddOptions = ["--lineColumnNumbers", "--List=JastAddList", "--safeLazy", "--visitCheck=true", "--rewrite=cnta", "--cache=all"]
}
clean.dependsOn(cleanGen)
generateAst.dependsOn relast
File added
#Sun Nov 01 15:07:09 CET 2020
distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStorePath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
gradlew 0 → 100755
#!/usr/bin/env sh
#
# Copyright 2015 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
##############################################################################
##
## Gradle start up script for UN*X
##
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG=`dirname "$PRG"`"/$link"
fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >/dev/null
APP_HOME="`pwd -P`"
cd "$SAVED" >/dev/null
APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"
warn () {
echo "$*"
}
die () {
echo
echo "$*"
echo
exit 1
}
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "`uname`" in
CYGWIN* )
cygwin=true
;;
Darwin* )
darwin=true
;;
MINGW* )
msys=true
;;
NONSTOP* )
nonstop=true
;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD="$JAVA_HOME/jre/sh/java"
else
JAVACMD="$JAVA_HOME/bin/java"
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD="java"
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
MAX_FD_LIMIT=`ulimit -H -n`
if [ $? -eq 0 ] ; then
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
MAX_FD="$MAX_FD_LIMIT"
fi
ulimit -n $MAX_FD
if [ $? -ne 0 ] ; then
warn "Could not set maximum file descriptor limit: $MAX_FD"
fi
else
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
fi
fi
# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi
# For Cygwin or MSYS, switch paths to Windows format before running java
if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
JAVACMD=`cygpath --unix "$JAVACMD"`
# We build the pattern for arguments to be converted via cygpath
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
SEP=""
for dir in $ROOTDIRSRAW ; do
ROOTDIRS="$ROOTDIRS$SEP$dir"
SEP="|"
done
OURCYGPATTERN="(^($ROOTDIRS))"
# Add a user-defined pattern to the cygpath arguments
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
fi
# Now convert the arguments - kludge to limit ourselves to /bin/sh
i=0
for arg in "$@" ; do
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
else
eval `echo args$i`="\"$arg\""
fi
i=`expr $i + 1`
done
case $i in
0) set -- ;;
1) set -- "$args0" ;;
2) set -- "$args0" "$args1" ;;
3) set -- "$args0" "$args1" "$args2" ;;
4) set -- "$args0" "$args1" "$args2" "$args3" ;;
5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
esac
fi
# Escape application args
save () {
for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
echo " "
}
APP_ARGS=`save "$@"`
# Collect all arguments for the java command, following the shell quoting and substitution rules
eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
exec "$JAVACMD" "$@"
@rem
@rem Copyright 2015 the original author or authors.
@rem
@rem Licensed under the Apache License, Version 2.0 (the "License");
@rem you may not use this file except in compliance with the License.
@rem You may obtain a copy of the License at
@rem
@rem https://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto init
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto init
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:init
@rem Get command-line arguments, handling Windows variants
if not "%OS%" == "Windows_NT" goto win9xME_args
:win9xME_args
@rem Slurp the command line arguments.
set CMD_LINE_ARGS=
set _SKIP=2
:win9xME_args_slurp
if "x%~1" == "x" goto execute
set CMD_LINE_ARGS=%*
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega
Subproject commit 55ed9bd0f909000b01065307208801659af0af52
pluginManagement {
plugins {
id 'org.jastadd' version '1.13.3'
}
}
rootProject.name = 'preprocessor'
include 'relast.preprocessor'
aspect GrammarToNavigation {
syn nta Document Program.toNavigation(boolean useExceptions, boolean useOptionals, String exceptionName) {
Document navigation = new Document();
navigation.setFileName("Navigation.yaml");
MappingElement rootElement = new MappingElement();
rootElement.put("useExceptions", useExceptions);
rootElement.put("useOptionals", useOptionals);
rootElement.put("exceptionName", exceptionName);
ListElement types = new ListElement();
navigation.setRootElement(rootElement);
for (TypeDecl typeDecl : typeDecls()) {
if (!typeDecl.getSubTypeList().isEmpty()) {
MappingElement typeElement = new MappingElement();
typeElement.put("typeName", typeDecl.getName());
ListElement subTypes = new ListElement();
for (TypeDecl subtype : typeDecl.getSubTypeList()) {
MappingElement subTypeElement = new MappingElement();
subTypeElement.put("subtypeName", subtype.getName());
subTypes.add(subTypeElement);
}
typeElement.put("subtypes", subTypes);
types.add(typeElement);
}
}
rootElement.put("types", types);
navigation.setRootElement(rootElement);
return navigation;
}
}
package org.jastadd.preprocessor;
import org.jastadd.option.ValueOption;
import org.jastadd.relast.ast.Document;
import org.jastadd.relast.ast.Program;
import org.jastadd.relast.compiler.CompilerException;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.nio.file.Path;
import static org.jastadd.relast.compiler.Mustache.javaMustache;
/**
* @author Johannes Mey - Initial contribution
*/
public class Main extends org.jastadd.relast.compiler.RelAstProcessor {
private static final String MUSTACHE_TEMPLATE = "Navigation";
protected ValueOption optionErrorHandling;
public Main() {
super("JastAdd Preprocessor", true);
}
public static void main(String[] args) {
try {
int returnValue = new Main().run(args);
System.exit(returnValue);
} catch (CompilerException e) {
e.printStackTrace();
System.exit(-1);
}
}
@Override
protected void initOptions() {
super.initOptions();
optionErrorHandling = addOption(new ValueOption("errorHandling", "null|optional|exception|<exceptionClass> to return null, Optional.empty() or an exception (extending RuntimeException) in case of an error.").acceptAnyValue());
optionErrorHandling.defaultValue("null");
}
@Override
protected int processGrammar(Program program, Path inputBasePath, Path outputBasePath) throws CompilerException {
boolean useExceptions = false;
String exceptionName = "java.lang.RuntimeException";
boolean useOptionals = false;
String value = optionErrorHandling.value();
System.out.println("value is " + value);
System.out.println("value is matched " + optionErrorHandling.isMatched());
switch (value) {
case "null":
// this is the default case
break;
case "optional":
useOptionals = true;
break;
case "exception":
useExceptions = true;
exceptionName = "RuntimeException";
break;
default:
// in any other case, the String is interpreted as the name of an exception
useExceptions = true;
exceptionName = value;
String errorMsg = "Invalid argument '" + value + "' for parameter 'errorHandling': ";
try {
Class<?> exceptionClass = Class.forName(exceptionName);
if (!RuntimeException.class.isAssignableFrom(exceptionClass)) {
System.err.println("class " + exceptionClass);
System.err.println(errorMsg + "Not a subclass of RuntimeException.");
return -1;
}
exceptionClass.getDeclaredConstructor().newInstance();
} catch (ClassNotFoundException e) {
System.err.println(errorMsg + "Class not found (name must be qualified).");
return -1;
} catch (NoSuchMethodException | InstantiationException | IllegalAccessException | InvocationTargetException e) {
System.err.println(errorMsg + "Class does not have default constructor.");
return -1;
}
}
Document navigation = program.toNavigation(useExceptions, useOptionals, exceptionName);
Path yamlFile = outputBasePath.resolve(navigation.getFileName());
Path jragFile = yamlFile.getParent().resolve(MUSTACHE_TEMPLATE + ".jrag");
writeToFile(yamlFile, navigation.prettyPrint(false));
try {
javaMustache(MUSTACHE_TEMPLATE, yamlFile.toString(), jragFile.toString());
} catch (IOException e) {
throw new CompilerException("Unable to expand template");
}
return 0;
}
}
/** casts a {{typeName}} into a {{subtypeName}} if possible.
{{#useExceptions}}
* @return 'this' cast to a {{subtypeName}} or a {{exception}}
{{/useExceptions}}
{{^useExceptions}}
{{#useOptionals}}
* @return an Optional of 'this' cast to a {{subtypeName}} or an empty Optional
{{/useOptionals}}
{{^useOptionals}}
* @return 'this' cast to a {{subtypeName}} or 'null'
{{/useOptionals}}
{{/useExceptions}}
*/
syn {{typeName}} {{typeName}}.as{{subtypeName}}();
{{#useExceptions}}
eq {{typeName}}.as{{subtypeName}}() {
throw new {{exceptionName}}();
}
{{/useExceptions}}
{{^useExceptions}}
{{#useOptionals}}
eq {{typeName}}.as{{subtypeName}}() = java.util.Optional.empty();
{{/useOptionals}}
{{^useOptionals}}
eq {{typeName}}.as{{subtypeName}}() = null;
{{/useOptionals}}
{{/useExceptions}}
{{#useOptionals}}
eq {{subTypeName}}.as{{subtypeName}}() = java.util.Optional.of(this);
{{/useOptionals}}
{{^useOptionals}}
eq {{subtypeName}}.as{{subtypeName}}() = this;
{{/useOptionals}}
/** Tests if {{typeName}} is a {{subtypeName}}.
* @return 'true' if this is a {{subtypeName}}, otherwise 'false'
*/
syn {{typeName}} {{typeName}}.is{{subtypeName}}() = false;
eq {{subtypeName}}.is{{subtypeName}}() = true;
aspect Navigation {
{{#types}}{{#subtypes}}
{{> IsA}}
{{/subtypes}}{{/types}}
{{#types}}{{#subtypes}}
{{> AsA}}
{{/subtypes}}{{/types}}
}
package org.jastadd.preprocessor;
import org.jastadd.relast.tests.RelAstProcessorTestBase;
import org.junit.jupiter.api.Test;
import java.io.IOException;
import java.nio.file.Paths;
public class PreprocessorTest extends RelAstProcessorTestBase {
@Test
void testSimpleInheritance() throws IOException, InterruptedException {
directoryTest(Main.class, Paths.get("src/test/resources/SimpleInheritance"));
}
}
*/out/
- name: "SimpleInheritance (default)"
args:
- "--inputBaseDir=in"
- "--outputBaseDir=out/default/"
- "Example.relast"
- name: "SimpleInheritance (null)"
args:
- "--inputBaseDir=in"
- "--outputBaseDir=out/null/"
- "--errorHandling=null"
- "Example.relast"
- name: "SimpleInheritance (java.lang.Optional)"
args:
- "--inputBaseDir=in"
- "--outputBaseDir=out/optional/"
- "--errorHandling=optional"
- "Example.relast"
- name: "SimpleInheritance (default exception)"
args:
- "--inputBaseDir=in"
- "--outputBaseDir=out/exception/"
- "--errorHandling=exception"
- "Example.relast"
- name: "SimpleInheritance (custom exception)"
args:
- "--inputBaseDir=in"
- "--outputBaseDir=out/customexception/"
- "--errorHandling=java.lang.ClassCastException"
- "Example.relast"
- name: "SimpleInheritance (wrong exception)"
fail: true
err-matches:
- "(?s).*Invalid.*"
err-contains:
- "Invalid argument 'not.a.Class' for parameter 'errorHandling': Class not found (name must be qualified)."
args:
- "--inputBaseDir=in"
- "--outputBaseDir=out/castexception/"
- "--errorHandling=not.a.Class"
- "Example.relast"
Root ::= A;
abstract A;
A1 : A;
A2 : A;
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