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SomMeri / less4j

Less language is an extension of css and less4j compiles it into regular css. Less adds several dynamic features into css: variables, expressions, nested rules, and so on. Less was designed to be compatible with css and any correct css file is also correct less file.
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Build fails with antlr error #361

Open aaime opened 7 years ago

aaime commented 7 years ago

Building on:

mvn --version
Apache Maven 3.3.9 (bb52d8502b132ec0a5a3f4c09453c07478323dc5; 2015-11-10T17:41:47+01:00)
Maven home: /home/aaime/apps/apache-maven-3.3.9
Java version: 1.8.0_121, vendor: Oracle Corporation
Java home: /usr/lib/jvm/java-8-oracle/jre
Default locale: it_IT, platform encoding: UTF-8
OS name: "linux", version: "4.8.0-39-generic", arch: "amd64", family: "unix"

Results in:

mvn clean install -nsu
[INFO] Scanning for projects...
[WARNING] 
[WARNING] Some problems were encountered while building the effective model for com.github.sommeri:less4j:jar:1.17.3-SNAPSHOT
[WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-source-plugin is missing. @ line 147, column 15
[WARNING] 
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.
[WARNING] 
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects.
[WARNING] 
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Building less4j 1.17.3-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ less4j ---
[INFO] Deleting /home/aaime/devel/less4j/target
[INFO] 
[INFO] --- antlr3-maven-plugin:3.3:antlr (run antlr) @ less4j ---
[INFO] ANTLR: Processing source directory /home/aaime/devel/less4j/src/main/antlr3
ANTLR Parser Generator  Version 3.3 Nov 30, 2010 12:46:29
com/github/sommeri/less4j/core/parser/Less.g
warning(200): com/github/sommeri/less4j/core/parser/Less.g:1531:19: Decision can match input such as "{WS, NEW_LINE}" using multiple alternatives: 1, 2
As a result, alternative(s) 2 were disabled for that input
warning(200): com/github/sommeri/less4j/core/parser/Less.g:1532:29: Decision can match input such as "{WS, NEW_LINE}" using multiple alternatives: 1, 2
As a result, alternative(s) 2 were disabled for that input
error(10):  internal error: Can't get property indirectDelegates using method get/isIndirectDelegates from org.antlr.tool.Grammar instance : java.lang.NullPointerException
java.util.Objects.requireNonNull(Objects.java:203)
java.util.ArrayList.removeAll(ArrayList.java:689)
org.antlr.tool.CompositeGrammar.getIndirectDelegates(CompositeGrammar.java:222)
org.antlr.tool.Grammar.getIndirectDelegates(Grammar.java:2625)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:498)
org.antlr.stringtemplate.language.ASTExpr.invokeMethod(ASTExpr.java:564)
org.antlr.stringtemplate.language.ASTExpr.rawGetObjectProperty(ASTExpr.java:515)
org.antlr.stringtemplate.language.ASTExpr.getObjectProperty(ASTExpr.java:417)
org.antlr.stringtemplate.language.ActionEvaluator.attribute(ActionEvaluator.java:351)
org.antlr.stringtemplate.language.ActionEvaluator.expr(ActionEvaluator.java:136)
org.antlr.stringtemplate.language.ActionEvaluator.templateApplication(ActionEvaluator.java:216)
org.antlr.stringtemplate.language.ActionEvaluator.expr(ActionEvaluator.java:126)
org.antlr.stringtemplate.language.ActionEvaluator.action(ActionEvaluator.java:84)
org.antlr.stringtemplate.language.ASTExpr.write(ASTExpr.java:149)
org.antlr.stringtemplate.StringTemplate.write(StringTemplate.java:705)
org.antlr.stringtemplate.language.ASTExpr.writeTemplate(ASTExpr.java:750)
org.antlr.stringtemplate.language.ASTExpr.write(ASTExpr.java:680)
org.antlr.stringtemplate.language.ASTExpr.writeAttribute(ASTExpr.java:660)
org.antlr.stringtemplate.language.ActionEvaluator.action(ActionEvaluator.java:86)
org.antlr.stringtemplate.language.ASTExpr.write(ASTExpr.java:149)
org.antlr.stringtemplate.StringTemplate.write(StringTemplate.java:705)
org.antlr.stringtemplate.language.ASTExpr.writeTemplate(ASTExpr.java:750)
org.antlr.stringtemplate.language.ASTExpr.write(ASTExpr.java:680)
org.antlr.stringtemplate.language.ASTExpr.writeAttribute(ASTExpr.java:660)
org.antlr.stringtemplate.language.ActionEvaluator.action(ActionEvaluator.java:86)
org.antlr.stringtemplate.language.ASTExpr.write(ASTExpr.java:149)
org.antlr.stringtemplate.StringTemplate.write(StringTemplate.java:705)
org.antlr.stringtemplate.language.ASTExpr.writeTemplate(ASTExpr.java:750)
org.antlr.stringtemplate.language.ASTExpr.write(ASTExpr.java:680)
org.antlr.stringtemplate.language.ASTExpr.writeAttribute(ASTExpr.java:660)
org.antlr.stringtemplate.language.ActionEvaluator.action(ActionEvaluator.java:86)
org.antlr.stringtemplate.language.ASTExpr.write(ASTExpr.java:149)
org.antlr.stringtemplate.StringTemplate.write(StringTemplate.java:705)
org.antlr.stringtemplate.language.ASTExpr.writeTemplate(ASTExpr.java:750)
org.antlr.stringtemplate.language.ASTExpr.write(ASTExpr.java:680)
org.antlr.stringtemplate.language.ASTExpr.writeAttribute(ASTExpr.java:660)
org.antlr.stringtemplate.language.ActionEvaluator.action(ActionEvaluator.java:86)
org.antlr.stringtemplate.language.ASTExpr.write(ASTExpr.java:149)
org.antlr.stringtemplate.StringTemplate.write(StringTemplate.java:705)
org.antlr.codegen.CodeGenerator.write(CodeGenerator.java:1279)
org.antlr.codegen.Target.genRecognizerFile(Target.java:93)
org.antlr.codegen.CodeGenerator.genRecognizer(CodeGenerator.java:464)
org.antlr.Tool.generateRecognizer(Tool.java:642)
org.antlr.Tool.process(Tool.java:455)
org.antlr.mojo.antlr3.Antlr3Mojo.execute(Antlr3Mojo.java:379)
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:207)
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
org.apache.maven.cli.MavenCli.execute(MavenCli.java:863)
org.apache.maven.cli.MavenCli.doMain(MavenCli.java:288)
org.apache.maven.cli.MavenCli.main(MavenCli.java:199)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.lang.reflect.Method.invoke(Method.java:498)
org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
^[[6~[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 14.387 s
[INFO] Finished at: 2017-03-12T10:15:05+01:00
[INFO] Final Memory: 144M/706M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.antlr:antlr3-maven-plugin:3.3:antlr (run antlr) on project less4j: ANTLR caught 1 build errors. -> [Help 1]

Also tried out with OpenJDK8, same error.

arichiardi commented 7 years ago

Getting the same here:

OpenJDK 64-Bit Server VM warning: ignoring option MaxPermSize=312M; support was removed in 8.0
Apache Maven 3.3.9
Maven home: /usr/share/maven
Java version: 1.8.0_151, vendor: Oracle Corporation
Java home: /usr/lib/jvm/java-8-openjdk-amd64/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "linux", version: "4.4.0-98-generic", arch: "amd64", family: "unix"