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Added support for local binary formatters
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67 changes: 67 additions & 0 deletions
67
lib/src/main/java/com/diffplug/spotless/generic/NativeCmdStep.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| /* | ||
| * Copyright 2021 DiffPlug | ||
| * | ||
| * 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 | ||
| * | ||
| * http://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. | ||
| */ | ||
| package com.diffplug.spotless.generic; | ||
|
|
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| import java.io.File; | ||
| import java.io.IOException; | ||
| import java.io.Serializable; | ||
| import java.nio.charset.StandardCharsets; | ||
| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import java.util.Objects; | ||
|
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| import com.diffplug.spotless.FileSignature; | ||
| import com.diffplug.spotless.FormatterFunc; | ||
| import com.diffplug.spotless.FormatterStep; | ||
| import com.diffplug.spotless.ProcessRunner; | ||
|
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| public class NativeCmdStep { | ||
| // prevent direct instantiation | ||
| private NativeCmdStep() {} | ||
|
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| public static FormatterStep create(String name, File pathToExe, List<String> arguments) { | ||
| Objects.requireNonNull(name, "name"); | ||
| Objects.requireNonNull(pathToExe, "pathToExe"); | ||
| List<String> argumentsWithPathToExe = new ArrayList<>(); | ||
| argumentsWithPathToExe.add(pathToExe.getAbsolutePath()); | ||
| if (arguments != null) { | ||
| argumentsWithPathToExe.addAll(arguments); | ||
| } | ||
| return FormatterStep.createLazy(name, () -> new State(FileSignature.signAsList(pathToExe), argumentsWithPathToExe), State::toFunc); | ||
| } | ||
|
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| static class State implements Serializable { | ||
| private static final long serialVersionUID = 1L; | ||
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| final FileSignature pathToExe; | ||
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| final List<String> arguments; | ||
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| State(FileSignature pathToExe, List<String> arguments) { | ||
| this.pathToExe = pathToExe; | ||
| this.arguments = arguments; | ||
| } | ||
|
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| String format(ProcessRunner runner, String input) throws IOException, InterruptedException { | ||
| return runner.exec(input.getBytes(StandardCharsets.UTF_8), arguments).assertExitZero(StandardCharsets.UTF_8); | ||
| } | ||
|
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| FormatterFunc.Closeable toFunc() { | ||
| ProcessRunner runner = new ProcessRunner(); | ||
| return FormatterFunc.Closeable.of(runner, this::format); | ||
| } | ||
| } | ||
| } |
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47 changes: 47 additions & 0 deletions
47
plugin-maven/src/main/java/com/diffplug/spotless/maven/generic/NativeCmd.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| /* | ||
| * Copyright 2021 DiffPlug | ||
| * | ||
| * 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 | ||
| * | ||
| * http://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. | ||
| */ | ||
| package com.diffplug.spotless.maven.generic; | ||
|
|
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| import java.io.File; | ||
| import java.util.List; | ||
|
|
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| import org.apache.maven.plugins.annotations.Parameter; | ||
|
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| import com.diffplug.spotless.FormatterStep; | ||
| import com.diffplug.spotless.generic.NativeCmdStep; | ||
| import com.diffplug.spotless.maven.FormatterStepConfig; | ||
| import com.diffplug.spotless.maven.FormatterStepFactory; | ||
|
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| public class NativeCmd implements FormatterStepFactory { | ||
|
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| @Parameter | ||
| private String name; | ||
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| @Parameter | ||
| private File pathToExe; | ||
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| @Parameter | ||
| private List<String> arguments; | ||
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| @Override | ||
| public FormatterStep newFormatterStep(FormatterStepConfig config) { | ||
| if (name == null || pathToExe == null) { | ||
| throw new IllegalArgumentException("Must specify 'name' and 'pathToExe'."); | ||
| } | ||
|
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| return NativeCmdStep.create(name, pathToExe, arguments); | ||
| } | ||
| } |
49 changes: 49 additions & 0 deletions
49
plugin-maven/src/test/java/com/diffplug/spotless/maven/generic/NativeCmdTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| /* | ||
| * Copyright 2021 DiffPlug | ||
| * | ||
| * 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 | ||
| * | ||
| * http://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. | ||
| */ | ||
| package com.diffplug.spotless.maven.generic; | ||
|
|
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| import static org.assertj.core.api.Assumptions.assumeThat; | ||
|
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| import java.io.File; | ||
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| import org.junit.jupiter.api.Test; | ||
|
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| import com.diffplug.spotless.maven.MavenIntegrationHarness; | ||
|
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| public class NativeCmdTest extends MavenIntegrationHarness { | ||
|
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| @Test | ||
| public void fromStdInToStdOut() throws Exception { | ||
| // This will only work if /usr/bin/sed is available | ||
| assumeThat(new File("/usr/bin/sed")).exists(); | ||
| writePomWithFormatSteps( | ||
| "<nativeCmd>", | ||
| " <name>Greetings to Mars</name>", | ||
| " <pathToExe>/usr/bin/sed</pathToExe>", | ||
| " <arguments>", | ||
| " <argument>s/World/Mars/g</argument>", | ||
| " </arguments>", | ||
| "</nativeCmd>"); | ||
| runTest("Hello World", "Hello Mars"); | ||
| } | ||
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| private void runTest(String sourceContent, String targetContent) throws Exception { | ||
| String path = "src/main/java/test.java"; | ||
| setFile(path).toContent(sourceContent); | ||
| mavenRunner().withArguments("spotless:apply").runNoError(); | ||
| assertFile(path).hasContent(targetContent); | ||
| } | ||
| } |