Support TOML format

README.md

@@ -10,6 +10,7 @@ from one or multiple files.
 - **.env**
 - **YAML** dictionary
 - **JSON** dictionary *(parsed with YAML parser since [JSON is subset of YAML][json-is-yaml])*
+- **TOML** env table dictionary
 
 **All formats assume that both keys and values are strings.**
 

modules/core/build.gradle

@@ -5,6 +5,7 @@ plugins {
 dependencies {
     implementation 'org.jetbrains:annotations:23.0.0'
     implementation 'org.yaml:snakeyaml:1.32'
+    implementation 'com.moandjiezana.toml:toml4j:0.7.2'
 
     implementation 'com.google.guava:guava:31.1-jre'
 

modules/core/src/main/java/net/ashald/envfile/providers/toml/TomlEnvFileParser.java

@@ -0,0 +1,32 @@
+package net.ashald.envfile.providers.toml;
+
+import com.moandjiezana.toml.Toml;
+import lombok.AllArgsConstructor;
+import lombok.val;
+import net.ashald.envfile.providers.EnvFileParser;
+
+import java.util.HashMap;
+import java.util.Map;
+
+@AllArgsConstructor
+public class TomlEnvFileParser implements EnvFileParser {
+    private final Toml toml;
+
+    @Override
+    public Map<String, String> parse(String content) {
+        val result = new HashMap<String, String>();
+        val envTable = toml
+                .read(content)
+                .getTable("env");
+
+        if (envTable == null) {
+            return result;
+        }
+
+        for (val entry : envTable.entrySet()) {
+            result.put(entry.getKey(), entry.getValue().toString());
+        }
+
+        return result;
+    }
+}

modules/core/src/main/java/net/ashald/envfile/providers/toml/TomlEnvFileParserFactory.java

@@ -0,0 +1,37 @@
+package net.ashald.envfile.providers.toml;
+
+import com.moandjiezana.toml.Toml;
+import net.ashald.envfile.EnvVarsProvider;
+import net.ashald.envfile.EnvVarsProviderFactory;
+import net.ashald.envfile.providers.EnvFileExecutor;
+import net.ashald.envfile.providers.EnvFileReader;
+import net.ashald.envfile.providers.SingleFileEnvVarsProvider;
+
+import java.util.Map;
+import java.util.function.Consumer;
+
+public class TomlEnvFileParserFactory implements EnvVarsProviderFactory {
+    private static final Toml TOML = new Toml();
+
+    @Override
+    public EnvVarsProvider createProvider(Map<String, String> baseEnvVars, Consumer<String> logger) {
+        return SingleFileEnvVarsProvider.builder()
+                .reader(EnvFileReader.DEFAULT)
+                .executor(EnvFileExecutor.DEFAULT)
+                .parser(
+                        new TomlEnvFileParser(TOML)
+                )
+                .logger(logger)
+                .build();
+    }
+
+    @Override
+    public String getTitle() {
+        return "TOML";
+    }
+
+    @Override
+    public boolean isEditable() {
+        return true;
+    }
+}

modules/core/src/test/java/net/ashald/envfile/providers/dotenv/DotEnvFileParserTest.java

@@ -25,7 +25,7 @@ private static String getFile(String name) {
     }
 
     @Test
-    public void GIVEN_parse_WEHN_charSequenceLooksLikeMalformedUnicode_THEN_doesNotFail() {
+    public void GIVEN_parse_WHEN_charSequenceLooksLikeMalformedUnicode_THEN_doesNotFail() {
         val result = PARSER.parse(
                 getFile("malformed-unicode.env")
         );

modules/core/src/test/java/net/ashald/envfile/providers/toml/TomlEnvFileParserTest.java

@@ -0,0 +1,43 @@
+package net.ashald.envfile.providers.toml;
+
+import com.google.common.collect.ImmutableList;
+import com.moandjiezana.toml.Toml;
+import lombok.SneakyThrows;
+import lombok.val;
+import org.junit.Test;
+
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+
+import static org.junit.Assert.assertEquals;
+
+public class TomlEnvFileParserTest {
+    private final TomlEnvFileParser PARSER = new TomlEnvFileParser(new Toml());
+
+    /**
+     * TODO: generalize
+     */
+    @SneakyThrows
+    private static String getFile(String name) {
+        val bytes = Files.readAllBytes(Paths.get("src", "test", "resources", "providers", "toml", name));
+        return new String(bytes, StandardCharsets.UTF_8);
+    }
+
+    @Test
+    public void GIVEN_parse_WHEN_parses_THEN_preservesOrder() {
+        val result = PARSER.parse(
+                getFile("mise.toml")
+        );
+
+        val keys = ImmutableList.copyOf(
+                result.keySet()
+        );
+
+        assertEquals(
+                ImmutableList.of("A", "B", "C"),
+                keys
+        );
+    }
+
+}

modules/core/src/test/resources/providers/toml/mise.toml

@@ -0,0 +1,7 @@
+[env]
+A = 'A'
+B = 'B'
+C = 'C'
+
+[tools]
+go = '1.22'

modules/platform/src/main/java/net/ashald/envfile/platform/ui/EnvFileConfigurationEditor.java

@@ -11,6 +11,7 @@
 import net.ashald.envfile.platform.EnvFileSettings;
 import net.ashald.envfile.platform.EnvVarsProviderExtension;
 import net.ashald.envfile.platform.ProjectFileResolver;
+import net.ashald.envfile.providers.toml.TomlEnvFileParser;
 import net.ashald.envfile.providers.runconfig.RunConfigEnvVarsProvider;
 import org.jdom.Element;
 import org.jetbrains.annotations.Contract;

modules/platform/src/main/java/net/ashald/envfile/platform/ui/EnvFileConfigurationPanel.java

@@ -31,6 +31,7 @@
 import net.ashald.envfile.platform.ui.table.EnvFileIsExecutableColumnInfo;
 import net.ashald.envfile.platform.ui.table.EnvFilePathColumnInfo;
 import net.ashald.envfile.platform.ui.table.EnvFileTypeColumnInfo;
+import net.ashald.envfile.providers.toml.TomlEnvFileParser;
 import net.ashald.envfile.providers.runconfig.RunConfigEnvVarsProvider;
 
 import javax.swing.BoxLayout;

modules/platform/src/main/java/net/ashald/envfile/platform/ui/table/EnvFilePathColumnInfo.java

@@ -13,6 +13,7 @@
 import net.ashald.envfile.platform.EnvFileEntry;
 import net.ashald.envfile.platform.EnvVarsProviderExtension;
 import net.ashald.envfile.platform.ProjectFileResolver;
+import net.ashald.envfile.providers.toml.TomlEnvFileParser;
 import net.ashald.envfile.providers.runconfig.RunConfigEnvVarsProvider;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;

src/main/resources/META-INF/plugin.xml

@@ -21,6 +21,7 @@
         <li><b>.env</b></li>
         <li><b>YAML</b> dictionary</li>
         <li><b>JSON</b> dictionary</li>
+        <li><b>TOML</b> env table dictionary</li>
       </ul>
 
       <br/>
@@ -64,6 +65,7 @@
   <extensions defaultExtensionNs="net.ashald.envfile">
     <envVarsProvider id="env" factory="net.ashald.envfile.providers.dotenv.DotEnvFileParserFactory"/>
     <envVarsProvider id="yaml" factory="net.ashald.envfile.providers.yaml.YamlEnvFileParserFactory"/>
+    <envVarsProvider id="toml" factory="net.ashald.envfile.providers.toml.TomlEnvFileParserFactory"/>
     <envVarsProvider id="runconfig" factory="net.ashald.envfile.providers.runconfig.RunConfigEnvVarsProviderFactory"/>
   </extensions>