/
Compiler.kt
621 lines (573 loc) · 36.5 KB
/
Compiler.kt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
@file:OptIn(ExperimentalCompilerApi::class)
@file:Suppress("DEPRECATION")
package org.javacs.kt.compiler
import com.intellij.lang.Language
import com.intellij.openapi.util.Disposer
import com.intellij.openapi.vfs.StandardFileSystems
import com.intellij.openapi.vfs.VirtualFileManager
import com.intellij.openapi.vfs.VirtualFileSystem
import com.intellij.psi.PsiFile
import com.intellij.psi.PsiFileFactory
import org.jetbrains.kotlin.cli.common.CLIConfigurationKeys
import org.jetbrains.kotlin.cli.common.environment.setIdeaIoUseFallback
import org.jetbrains.kotlin.cli.jvm.config.addJavaSourceRoots
import org.jetbrains.kotlin.cli.jvm.config.addJvmClasspathRoots
import org.jetbrains.kotlin.config.CommonConfigurationKeys
import org.jetbrains.kotlin.config.CompilerConfiguration as KotlinCompilerConfiguration
import org.jetbrains.kotlin.container.ComponentProvider
import org.jetbrains.kotlin.container.get
import org.jetbrains.kotlin.compiler.plugin.ComponentRegistrar
import org.jetbrains.kotlin.idea.KotlinLanguage
import org.jetbrains.kotlin.metadata.jvm.deserialization.JvmProtoBufUtil
import org.jetbrains.kotlin.psi.*
import org.jetbrains.kotlin.resolve.BindingContext
import org.jetbrains.kotlin.resolve.BindingTraceContext
import org.jetbrains.kotlin.resolve.LazyTopDownAnalyzer
import org.jetbrains.kotlin.resolve.TopDownAnalysisMode
import org.jetbrains.kotlin.resolve.calls.components.InferenceSession
import org.jetbrains.kotlin.resolve.calls.smartcasts.DataFlowInfo
import org.jetbrains.kotlin.resolve.lazy.declarations.FileBasedDeclarationProviderFactory
import org.jetbrains.kotlin.scripting.compiler.plugin.ScriptingCompilerConfigurationComponentRegistrar
import org.jetbrains.kotlin.scripting.compiler.plugin.definitions.CliScriptDefinitionProvider
import org.jetbrains.kotlin.scripting.configuration.ScriptingConfigurationKeys
import org.jetbrains.kotlin.scripting.definitions.ScriptDefinitionProvider
import org.jetbrains.kotlin.scripting.definitions.ScriptDefinition
import org.jetbrains.kotlin.scripting.definitions.KotlinScriptDefinition // Legacy
import org.jetbrains.kotlin.scripting.definitions.findScriptDefinition
import org.jetbrains.kotlin.scripting.definitions.getEnvironment
import org.jetbrains.kotlin.scripting.resolve.KotlinScriptDefinitionFromAnnotatedTemplate
import org.jetbrains.kotlin.types.TypeUtils
import org.jetbrains.kotlin.types.expressions.ExpressionTypingServices
import org.jetbrains.kotlin.util.KotlinFrontEndException
import java.io.Closeable
import java.nio.file.Path
import java.nio.file.Paths
import java.net.URLClassLoader
import java.util.concurrent.locks.ReentrantLock
import kotlin.concurrent.withLock
import kotlin.script.dependencies.Environment
import kotlin.script.dependencies.ScriptContents
import kotlin.script.experimental.dependencies.ScriptDependencies
import kotlin.script.experimental.dependencies.DependenciesResolver
import kotlin.script.experimental.dependencies.DependenciesResolver.ResolveResult
import kotlin.script.experimental.host.ScriptingHostConfiguration
import kotlin.script.experimental.host.configurationDependencies
import kotlin.script.experimental.jvm.defaultJvmScriptingHostConfiguration
import kotlin.script.experimental.jvm.JvmDependency
import org.javacs.kt.LOG
import org.javacs.kt.CompilerConfiguration
import org.javacs.kt.ScriptsConfiguration
import org.javacs.kt.util.KotlinLSException
import org.javacs.kt.util.LoggingMessageCollector
import org.jetbrains.kotlin.cli.common.output.writeAllTo
import org.jetbrains.kotlin.codegen.ClassBuilderFactories
import org.jetbrains.kotlin.codegen.KotlinCodegenFacade
import org.jetbrains.kotlin.codegen.state.GenerationState
import org.jetbrains.kotlin.container.getService
import org.jetbrains.kotlin.descriptors.ModuleDescriptor
import org.jetbrains.kotlin.cli.jvm.compiler.CliBindingTrace
import org.jetbrains.kotlin.cli.jvm.compiler.EnvironmentConfigFiles
import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment
import org.jetbrains.kotlin.cli.jvm.compiler.TopDownAnalyzerFacadeForJVM
import org.jetbrains.kotlin.cli.jvm.config.configureJdkClasspathRoots
import org.jetbrains.kotlin.compiler.plugin.ExperimentalCompilerApi
import org.jetbrains.kotlin.config.*
import org.jetbrains.kotlin.resolve.scopes.LexicalScope
import org.jetbrains.kotlin.samWithReceiver.CliSamWithReceiverComponentContributor
import org.jetbrains.kotlin.extensions.StorageComponentContainerContributor
import java.io.File
private val GRADLE_DSL_DEPENDENCY_PATTERN = Regex("^gradle-(?:kotlin-dsl|core).*\\.jar$")
/**
* Kotlin compiler APIs used to parse, analyze and compile
* files and expressions.
*/
private class CompilationEnvironment(
javaSourcePath: Set<Path>,
classPath: Set<Path>,
scriptsConfig: ScriptsConfiguration
) : Closeable {
private val disposable = Disposer.newDisposable()
val environment: KotlinCoreEnvironment
val parser: KtPsiFactory
val scripts: ScriptDefinitionProvider
init {
environment = KotlinCoreEnvironment.createForProduction(
parentDisposable = disposable,
// Not to be confused with the CompilerConfiguration in the language server Configuration
configuration = KotlinCompilerConfiguration().apply {
val langFeatures = mutableMapOf<LanguageFeature, LanguageFeature.State>()
for (langFeature in LanguageFeature.values()) {
langFeatures[langFeature] = LanguageFeature.State.ENABLED
}
val languageVersionSettings = LanguageVersionSettingsImpl(
LanguageVersion.LATEST_STABLE,
ApiVersion.createByLanguageVersion(LanguageVersion.LATEST_STABLE),
emptyMap(),
langFeatures
)
put(CommonConfigurationKeys.MODULE_NAME, JvmProtoBufUtil.DEFAULT_MODULE_NAME)
put(CommonConfigurationKeys.LANGUAGE_VERSION_SETTINGS, languageVersionSettings)
put(CLIConfigurationKeys.MESSAGE_COLLECTOR_KEY, LoggingMessageCollector)
add(ComponentRegistrar.PLUGIN_COMPONENT_REGISTRARS, ScriptingCompilerConfigurationComponentRegistrar())
put(JVMConfigurationKeys.USE_PSI_CLASS_FILES_READING, true)
// configure jvm runtime classpaths
configureJdkClasspathRoots()
// Kotlin 1.8.20 requires us to specify the JDK home, otherwise java.* classes won't resolve
// See https://github.com/JetBrains/kotlin-compiler-server/pull/626
val jdkHome = File(System.getProperty("java.home"))
put(JVMConfigurationKeys.JDK_HOME, jdkHome)
addJvmClasspathRoots(classPath.map { it.toFile() })
addJavaSourceRoots(javaSourcePath.map { it.toFile() })
if (scriptsConfig.enabled) {
// Setup script templates (e.g. used by Gradle's Kotlin DSL)
val scriptDefinitions: MutableList<ScriptDefinition> = mutableListOf(ScriptDefinition.getDefault(defaultJvmScriptingHostConfiguration))
val foundDSLDependency = classPath.any { GRADLE_DSL_DEPENDENCY_PATTERN.matches(it.fileName.toString()) }
if (scriptsConfig.buildScriptsEnabled && foundDSLDependency) {
LOG.info("Configuring Kotlin DSL script templates...")
val scriptTemplates = listOf(
"org.gradle.kotlin.dsl.KotlinInitScript",
"org.gradle.kotlin.dsl.KotlinSettingsScript",
"org.gradle.kotlin.dsl.KotlinBuildScript"
)
try {
// Load template classes
val scriptClassLoader = URLClassLoader(classPath.map { it.toUri().toURL() }.toTypedArray())
val fileClassPath = classPath.map { it.toFile() }
val scriptHostConfig = ScriptingHostConfiguration(defaultJvmScriptingHostConfiguration) {
configurationDependencies(JvmDependency(fileClassPath))
}
// TODO: KotlinScriptDefinition will soon be deprecated, use
// ScriptDefinition.compilationConfiguration and its defaultImports instead
// of KotlinScriptDefinition.dependencyResolver
// TODO: Use ScriptDefinition.FromLegacyTemplate directly if possible
// scriptDefinitions = scriptTemplates.map { ScriptDefinition.FromLegacyTemplate(scriptHostConfig, scriptClassLoader.loadClass(it).kotlin) }
scriptDefinitions.addAll(scriptTemplates.map { ScriptDefinition.FromLegacy(scriptHostConfig, object : KotlinScriptDefinitionFromAnnotatedTemplate(
scriptClassLoader.loadClass(it).kotlin,
scriptHostConfig[ScriptingHostConfiguration.getEnvironment]?.invoke()
) {
override fun isScript(fileName: String): Boolean {
// The pattern for KotlinSettingsScript doesn't seem to work well, so kinda "forcing it" for settings.gradle.kts files
if (this.template.simpleName == "KotlinSettingsScript" && fileName.endsWith("settings.gradle.kts")) {
return true
}
return super.isScript(fileName)
}
override val dependencyResolver: DependenciesResolver = object : DependenciesResolver {
override fun resolve(scriptContents: ScriptContents, environment: Environment) = ResolveResult.Success(ScriptDependencies(
imports = listOf(
"org.gradle.kotlin.dsl.*",
"org.gradle.kotlin.dsl.plugins.dsl.*",
"org.gradle.*",
"org.gradle.api.*",
"org.gradle.api.artifacts.*",
"org.gradle.api.artifacts.component.*",
"org.gradle.api.artifacts.dsl.*",
"org.gradle.api.artifacts.ivy.*",
"org.gradle.api.artifacts.maven.*",
"org.gradle.api.artifacts.query.*",
"org.gradle.api.artifacts.repositories.*",
"org.gradle.api.artifacts.result.*",
"org.gradle.api.artifacts.transform.*",
"org.gradle.api.artifacts.type.*",
"org.gradle.api.artifacts.verification.*",
"org.gradle.api.attributes.*",
"org.gradle.api.attributes.java.*",
"org.gradle.api.capabilities.*",
"org.gradle.api.component.*",
"org.gradle.api.credentials.*",
"org.gradle.api.distribution.*",
"org.gradle.api.distribution.plugins.*",
"org.gradle.api.execution.*",
"org.gradle.api.file.*",
"org.gradle.api.initialization.*",
"org.gradle.api.initialization.definition.*",
"org.gradle.api.initialization.dsl.*",
"org.gradle.api.invocation.*",
"org.gradle.api.java.archives.*",
"org.gradle.api.jvm.*",
"org.gradle.api.logging.*",
"org.gradle.api.logging.configuration.*",
"org.gradle.api.model.*",
"org.gradle.api.plugins.*",
"org.gradle.api.plugins.antlr.*",
"org.gradle.api.plugins.quality.*",
"org.gradle.api.plugins.scala.*",
"org.gradle.api.provider.*",
"org.gradle.api.publish.*",
"org.gradle.api.publish.ivy.*",
"org.gradle.api.publish.ivy.plugins.*",
"org.gradle.api.publish.ivy.tasks.*",
"org.gradle.api.publish.maven.*",
"org.gradle.api.publish.maven.plugins.*",
"org.gradle.api.publish.maven.tasks.*",
"org.gradle.api.publish.plugins.*",
"org.gradle.api.publish.tasks.*",
"org.gradle.api.reflect.*",
"org.gradle.api.reporting.*",
"org.gradle.api.reporting.components.*",
"org.gradle.api.reporting.dependencies.*",
"org.gradle.api.reporting.dependents.*",
"org.gradle.api.reporting.model.*",
"org.gradle.api.reporting.plugins.*",
"org.gradle.api.resources.*",
"org.gradle.api.services.*",
"org.gradle.api.specs.*",
"org.gradle.api.tasks.*",
"org.gradle.api.tasks.ant.*",
"org.gradle.api.tasks.application.*",
"org.gradle.api.tasks.bundling.*",
"org.gradle.api.tasks.compile.*",
"org.gradle.api.tasks.diagnostics.*",
"org.gradle.api.tasks.incremental.*",
"org.gradle.api.tasks.javadoc.*",
"org.gradle.api.tasks.options.*",
"org.gradle.api.tasks.scala.*",
"org.gradle.api.tasks.testing.*",
"org.gradle.api.tasks.testing.junit.*",
"org.gradle.api.tasks.testing.junitplatform.*",
"org.gradle.api.tasks.testing.testng.*",
"org.gradle.api.tasks.util.*",
"org.gradle.api.tasks.wrapper.*",
"org.gradle.authentication.*",
"org.gradle.authentication.aws.*",
"org.gradle.authentication.http.*",
"org.gradle.build.event.*",
"org.gradle.buildinit.plugins.*",
"org.gradle.buildinit.tasks.*",
"org.gradle.caching.*",
"org.gradle.caching.configuration.*",
"org.gradle.caching.http.*",
"org.gradle.caching.local.*",
"org.gradle.concurrent.*",
"org.gradle.external.javadoc.*",
"org.gradle.ide.visualstudio.*",
"org.gradle.ide.visualstudio.plugins.*",
"org.gradle.ide.visualstudio.tasks.*",
"org.gradle.ide.xcode.*",
"org.gradle.ide.xcode.plugins.*",
"org.gradle.ide.xcode.tasks.*",
"org.gradle.ivy.*",
"org.gradle.jvm.*",
"org.gradle.jvm.application.scripts.*",
"org.gradle.jvm.application.tasks.*",
"org.gradle.jvm.platform.*",
"org.gradle.jvm.plugins.*",
"org.gradle.jvm.tasks.*",
"org.gradle.jvm.tasks.api.*",
"org.gradle.jvm.test.*",
"org.gradle.jvm.toolchain.*",
"org.gradle.language.*",
"org.gradle.language.assembler.*",
"org.gradle.language.assembler.plugins.*",
"org.gradle.language.assembler.tasks.*",
"org.gradle.language.base.*",
"org.gradle.language.base.artifact.*",
"org.gradle.language.base.compile.*",
"org.gradle.language.base.plugins.*",
"org.gradle.language.base.sources.*",
"org.gradle.language.c.*",
"org.gradle.language.c.plugins.*",
"org.gradle.language.c.tasks.*",
"org.gradle.language.coffeescript.*",
"org.gradle.language.cpp.*",
"org.gradle.language.cpp.plugins.*",
"org.gradle.language.cpp.tasks.*",
"org.gradle.language.java.*",
"org.gradle.language.java.artifact.*",
"org.gradle.language.java.plugins.*",
"org.gradle.language.java.tasks.*",
"org.gradle.language.javascript.*",
"org.gradle.language.jvm.*",
"org.gradle.language.jvm.plugins.*",
"org.gradle.language.jvm.tasks.*",
"org.gradle.language.nativeplatform.*",
"org.gradle.language.nativeplatform.tasks.*",
"org.gradle.language.objectivec.*",
"org.gradle.language.objectivec.plugins.*",
"org.gradle.language.objectivec.tasks.*",
"org.gradle.language.objectivecpp.*",
"org.gradle.language.objectivecpp.plugins.*",
"org.gradle.language.objectivecpp.tasks.*",
"org.gradle.language.plugins.*",
"org.gradle.language.rc.*",
"org.gradle.language.rc.plugins.*",
"org.gradle.language.rc.tasks.*",
"org.gradle.language.routes.*",
"org.gradle.language.scala.*",
"org.gradle.language.scala.plugins.*",
"org.gradle.language.scala.tasks.*",
"org.gradle.language.scala.toolchain.*",
"org.gradle.language.swift.*",
"org.gradle.language.swift.plugins.*",
"org.gradle.language.swift.tasks.*",
"org.gradle.language.twirl.*",
"org.gradle.maven.*",
"org.gradle.model.*",
"org.gradle.nativeplatform.*",
"org.gradle.nativeplatform.platform.*",
"org.gradle.nativeplatform.plugins.*",
"org.gradle.nativeplatform.tasks.*",
"org.gradle.nativeplatform.test.*",
"org.gradle.nativeplatform.test.cpp.*",
"org.gradle.nativeplatform.test.cpp.plugins.*",
"org.gradle.nativeplatform.test.cunit.*",
"org.gradle.nativeplatform.test.cunit.plugins.*",
"org.gradle.nativeplatform.test.cunit.tasks.*",
"org.gradle.nativeplatform.test.googletest.*",
"org.gradle.nativeplatform.test.googletest.plugins.*",
"org.gradle.nativeplatform.test.plugins.*",
"org.gradle.nativeplatform.test.tasks.*",
"org.gradle.nativeplatform.test.xctest.*",
"org.gradle.nativeplatform.test.xctest.plugins.*",
"org.gradle.nativeplatform.test.xctest.tasks.*",
"org.gradle.nativeplatform.toolchain.*",
"org.gradle.nativeplatform.toolchain.plugins.*",
"org.gradle.normalization.*",
"org.gradle.platform.base.*",
"org.gradle.platform.base.binary.*",
"org.gradle.platform.base.component.*",
"org.gradle.platform.base.plugins.*",
"org.gradle.play.*",
"org.gradle.play.distribution.*",
"org.gradle.play.platform.*",
"org.gradle.play.plugins.*",
"org.gradle.play.plugins.ide.*",
"org.gradle.play.tasks.*",
"org.gradle.play.toolchain.*",
"org.gradle.plugin.devel.*",
"org.gradle.plugin.devel.plugins.*",
"org.gradle.plugin.devel.tasks.*",
"org.gradle.plugin.management.*",
"org.gradle.plugin.use.*",
"org.gradle.plugins.ear.*",
"org.gradle.plugins.ear.descriptor.*",
"org.gradle.plugins.ide.*",
"org.gradle.plugins.ide.api.*",
"org.gradle.plugins.ide.eclipse.*",
"org.gradle.plugins.ide.idea.*",
"org.gradle.plugins.javascript.base.*",
"org.gradle.plugins.javascript.coffeescript.*",
"org.gradle.plugins.javascript.envjs.*",
"org.gradle.plugins.javascript.envjs.browser.*",
"org.gradle.plugins.javascript.envjs.http.*",
"org.gradle.plugins.javascript.envjs.http.simple.*",
"org.gradle.plugins.javascript.jshint.*",
"org.gradle.plugins.javascript.rhino.*",
"org.gradle.plugins.signing.*",
"org.gradle.plugins.signing.signatory.*",
"org.gradle.plugins.signing.signatory.pgp.*",
"org.gradle.plugins.signing.type.*",
"org.gradle.plugins.signing.type.pgp.*",
"org.gradle.process.*",
"org.gradle.swiftpm.*",
"org.gradle.swiftpm.plugins.*",
"org.gradle.swiftpm.tasks.*",
"org.gradle.testing.base.*",
"org.gradle.testing.base.plugins.*",
"org.gradle.testing.jacoco.plugins.*",
"org.gradle.testing.jacoco.tasks.*",
"org.gradle.testing.jacoco.tasks.rules.*",
"org.gradle.testkit.runner.*",
"org.gradle.vcs.*",
"org.gradle.vcs.git.*",
"org.gradle.work.*",
"org.gradle.workers.*"
)
))
}
}) })
} catch (e: Exception) {
LOG.error("Error while loading script template classes")
LOG.printStackTrace(e)
}
}
LOG.info("Adding script definitions ${scriptDefinitions.map { it.asLegacyOrNull<KotlinScriptDefinition>()?.template?.simpleName }}")
addAll(ScriptingConfigurationKeys.SCRIPT_DEFINITIONS, scriptDefinitions)
}
},
configFiles = EnvironmentConfigFiles.JVM_CONFIG_FILES
)
// hacky way to support SamWithReceiverAnnotations for scripts
val scriptDefinitions: List<ScriptDefinition> = environment.configuration.getList(ScriptingConfigurationKeys.SCRIPT_DEFINITIONS)
scriptDefinitions.takeIf { it.isNotEmpty() }?.let {
val annotations = scriptDefinitions.flatMap { it.asLegacyOrNull<KotlinScriptDefinition>()?.annotationsForSamWithReceivers ?: emptyList() }
StorageComponentContainerContributor.registerExtension(environment.project, CliSamWithReceiverComponentContributor(annotations))
}
val project = environment.project
parser = KtPsiFactory(project)
scripts = ScriptDefinitionProvider.getInstance(project)!! as CliScriptDefinitionProvider
}
fun updateConfiguration(config: CompilerConfiguration) {
JvmTarget.fromString(config.jvm.target)
?.let { environment.configuration.put(JVMConfigurationKeys.JVM_TARGET, it) }
}
fun createContainer(sourcePath: Collection<KtFile>): Pair<ComponentProvider, BindingTraceContext> {
val trace = CliBindingTrace()
val container = TopDownAnalyzerFacadeForJVM.createContainer(
project = environment.project,
files = sourcePath,
trace = trace,
configuration = environment.configuration,
packagePartProvider = environment::createPackagePartProvider,
// TODO FileBasedDeclarationProviderFactory keeps indices, re-use it across calls
declarationProviderFactory = ::FileBasedDeclarationProviderFactory
)
return Pair(container, trace)
}
override fun close() {
Disposer.dispose(disposable)
}
}
/**
* Determines the compilation environment used
* by the compiler (and thus the class path).
*/
enum class CompilationKind {
/** Uses the default class path. */
DEFAULT,
/** Uses the Kotlin DSL class path if available. */
BUILD_SCRIPT
}
/**
* Incrementally compiles files and expressions.
* The basic strategy for compiling one file at-a-time is outlined in OneFilePerformance.
*/
class Compiler(
javaSourcePath: Set<Path>,
classPath: Set<Path>,
buildScriptClassPath: Set<Path> = emptySet(),
scriptsConfig: ScriptsConfiguration,
private val outputDirectory: File,
) : Closeable {
private var closed = false
private val localFileSystem: VirtualFileSystem
private val defaultCompileEnvironment = CompilationEnvironment(javaSourcePath, classPath, scriptsConfig)
private val buildScriptCompileEnvironment = buildScriptClassPath
.takeIf { it.isNotEmpty() && scriptsConfig.enabled && scriptsConfig.buildScriptsEnabled }
?.let { CompilationEnvironment(emptySet(), it, scriptsConfig) }
private val compileLock = ReentrantLock() // TODO: Lock at file-level
companion object {
init {
setIdeaIoUseFallback()
}
}
init {
localFileSystem = VirtualFileManager.getInstance().getFileSystem(StandardFileSystems.FILE_PROTOCOL)
}
/**
* Updates the compiler environment using the given
* configuration (which is a class from this project).
*/
fun updateConfiguration(config: CompilerConfiguration) {
defaultCompileEnvironment.updateConfiguration(config)
buildScriptCompileEnvironment?.updateConfiguration(config)
}
fun createPsiFile(content: String, file: Path = Paths.get("dummy.virtual.kt"), language: Language = KotlinLanguage.INSTANCE, kind: CompilationKind = CompilationKind.DEFAULT): PsiFile {
assert(!content.contains('\r'))
val new = psiFileFactoryFor(kind).createFileFromText(file.toString(), language, content, true, false)
assert(new.virtualFile != null)
return new
}
fun createKtFile(content: String, file: Path = Paths.get("dummy.virtual.kt"), kind: CompilationKind = CompilationKind.DEFAULT): KtFile =
createPsiFile(content, file, language = KotlinLanguage.INSTANCE, kind = kind) as KtFile
fun createKtExpression(content: String, file: Path = Paths.get("dummy.virtual.kt"), kind: CompilationKind = CompilationKind.DEFAULT): KtExpression {
val property = createKtDeclaration("val x = $content", file, kind) as KtProperty
return property.initializer!!
}
fun createKtDeclaration(content: String, file: Path = Paths.get("dummy.virtual.kt"), kind: CompilationKind = CompilationKind.DEFAULT): KtDeclaration {
val parse = createKtFile(content, file, kind)
val declarations = parse.declarations
assert(declarations.size == 1) { "${declarations.size} declarations in $content" }
val onlyDeclaration = declarations.first()
if (onlyDeclaration is KtScript) {
val scriptDeclarations = onlyDeclaration.declarations
assert(declarations.size == 1) { "${declarations.size} declarations in script in $content" }
return scriptDeclarations.first()
}
else return onlyDeclaration
}
private fun compileEnvironmentFor(kind: CompilationKind): CompilationEnvironment = when (kind) {
CompilationKind.DEFAULT -> defaultCompileEnvironment
CompilationKind.BUILD_SCRIPT -> buildScriptCompileEnvironment ?: defaultCompileEnvironment
}
fun psiFileFactoryFor(kind: CompilationKind): PsiFileFactory =
PsiFileFactory.getInstance(compileEnvironmentFor(kind).environment.project)
fun compileKtFile(file: KtFile, sourcePath: Collection<KtFile>, kind: CompilationKind = CompilationKind.DEFAULT): Pair<BindingContext, ModuleDescriptor> =
compileKtFiles(listOf(file), sourcePath, kind)
fun compileKtFiles(files: Collection<KtFile>, sourcePath: Collection<KtFile>, kind: CompilationKind = CompilationKind.DEFAULT): Pair<BindingContext, ModuleDescriptor> {
if (kind == CompilationKind.BUILD_SCRIPT) {
// Print the (legacy) script template used by the compiled Kotlin DSL build file
files.forEach { LOG.debug { "$it -> ScriptDefinition: ${it.findScriptDefinition()?.asLegacyOrNull<KotlinScriptDefinition>()?.template?.simpleName}" } }
}
compileLock.withLock {
val compileEnv = compileEnvironmentFor(kind)
val (container, trace) = compileEnv.createContainer(sourcePath)
val module = container.getService(ModuleDescriptor::class.java)
container.get<LazyTopDownAnalyzer>().analyzeDeclarations(TopDownAnalysisMode.TopLevelDeclarations, files)
return Pair(trace.bindingContext, module)
}
}
fun compileKtExpression(expression: KtExpression, scopeWithImports: LexicalScope, sourcePath: Collection<KtFile>, kind: CompilationKind = CompilationKind.DEFAULT): Pair<BindingContext, ComponentProvider> {
try {
// Use same lock as 'compileFile' to avoid concurrency issues such as #42
compileLock.withLock {
val compileEnv = compileEnvironmentFor(kind)
val (container, trace) = compileEnv.createContainer(sourcePath)
val incrementalCompiler = container.get<ExpressionTypingServices>()
incrementalCompiler.getTypeInfo(
scopeWithImports,
expression,
TypeUtils.NO_EXPECTED_TYPE,
DataFlowInfo.EMPTY,
InferenceSession.default,
trace,
true)
return Pair(trace.bindingContext, container)
}
} catch (e: KotlinFrontEndException) {
throw KotlinLSException("Error while analyzing: ${describeExpression(expression.text)}", e)
}
}
fun removeGeneratedCode(files: Collection<KtFile>) {
files.forEach { file ->
file.declarations.forEach { declaration ->
outputDirectory.resolve(
file.packageFqName.asString().replace(".", File.separator) + File.separator + declaration.name + ".class"
).delete()
}
}
}
fun generateCode(module: ModuleDescriptor, bindingContext: BindingContext, files: Collection<KtFile>) {
outputDirectory.let {
compileLock.withLock {
val compileEnv = compileEnvironmentFor(CompilationKind.DEFAULT)
val state = GenerationState.Builder(
project = compileEnv.environment.project,
builderFactory = ClassBuilderFactories.BINARIES,
module = module,
bindingContext = bindingContext,
files = files.toList(),
configuration = compileEnv.environment.configuration
).build()
KotlinCodegenFacade.compileCorrectFiles(state)
state.factory.writeAllTo(it)
}
}
}
override fun close() {
if (!closed) {
defaultCompileEnvironment.close()
buildScriptCompileEnvironment?.close()
closed = true
} else {
LOG.warn("Compiler is already closed!")
}
}
}
private fun describeExpression(expression: String): String = expression.lines().let { lines ->
if (lines.size < 5) {
expression
} else {
(lines.take(3) + listOf("...", lines.last())).joinToString(separator = "\n")
}
}