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JS debugger: lazy source resolver

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This commit is contained in:
Konstantin Ulitin
2018-04-25 20:42:16 +03:00
parent 31580d707d
commit cd0142c3ce
1 changed files with 21 additions and 20 deletions
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platform/script-debugger/backend/src/debugger/sourcemap/SourceResolver.kt
+21 -20
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@@ -6,7 +6,6 @@ import com.intellij.openapi.util.io.FileUtil
import com.intellij.openapi.vfs.StandardFileSystems
import com.intellij.openapi.vfs.VfsUtilCore
import com.intellij.openapi.vfs.VirtualFile
import com.intellij.util.ArrayUtil
import com.intellij.util.Url
import com.intellij.util.Urls
import com.intellij.util.containers.ObjectIntHashMap
@@ -14,18 +13,6 @@ import com.intellij.util.containers.isNullOrEmpty
import com.intellij.util.io.URLUtil
import java.io.File
inline fun SourceResolver(rawSources: List<String>, sourceContents: List<String?>?, urlCanonicalizer: (String) -> Url): SourceResolver {
return SourceResolver(rawSources, Array(rawSources.size) { urlCanonicalizer(rawSources[it]) }, sourceContents)
}
fun SourceResolver(rawSources: List<String>,
trimFileScheme: Boolean,
baseUrl: Url?,
sourceContents: List<String?>?,
baseUrlIsFile: Boolean = true): SourceResolver {
return SourceResolver(rawSources, sourceContents) { canonicalizeUrl(it, baseUrl, trimFileScheme, baseUrlIsFile) }
}
interface SourceFileResolver {
/**
* Return -1 if no match
@@ -34,19 +21,33 @@ interface SourceFileResolver {
fun resolve(rawSources: List<String>): Int = -1
}
class SourceResolver(private val rawSources: List<String>, val canonicalizedUrls: Array<Url>, private val sourceContents: List<String?>?) {
class SourceResolver(private val rawSources: List<String>,
private val sourceContents: List<String?>?,
urlCanonicalizer: (String, String?) -> Url) {
companion object {
fun isAbsolute(path: String) = path.startsWith('/') || (SystemInfo.isWindows && (path.length > 2 && path[1] == ':'))
}
private val canonicalizedUrlToSourceIndex: ObjectIntHashMap<Url> = if (SystemInfo.isFileSystemCaseSensitive) ObjectIntHashMap(rawSources.size) else ObjectIntHashMap(rawSources.size, Urls.caseInsensitiveUrlHashingStrategy)
init {
for (i in rawSources.indices) {
canonicalizedUrlToSourceIndex.put(canonicalizedUrls[i], i)
val canonicalizedUrls: Array<Url> by lazy { Array(rawSources.size) { urlCanonicalizer(rawSources[it], sourceContents?.get(it)) } }
private val canonicalizedUrlToSourceIndex: ObjectIntHashMap<Url> by lazy {
(
if (SystemInfo.isFileSystemCaseSensitive) ObjectIntHashMap(rawSources.size)
else ObjectIntHashMap(rawSources.size, Urls.caseInsensitiveUrlHashingStrategy)
).also {
for (i in rawSources.indices) {
it.put(canonicalizedUrls[i], i)
}
}
}
constructor(rawSources: List<String>,
trimFileScheme: Boolean,
baseUrl: Url?,
sourceContents: List<String?>?,
baseUrlIsFile: Boolean = true)
: this(rawSources, sourceContents, { sourceUrl, _ -> canonicalizeUrl(sourceUrl, baseUrl, trimFileScheme, baseUrlIsFile) })
fun getSource(entry: MappingEntry): Url? {
val index = entry.source
return if (index < 0) null else canonicalizedUrls[index]
@@ -68,7 +69,7 @@ class SourceResolver(private val rawSources: List<String>, val canonicalizedUrls
return if (sourceIndex < 0 || sourceIndex >= sourceContents!!.size) null else sourceContents[sourceIndex]
}
fun getSourceIndex(url: Url) = ArrayUtil.indexOf(canonicalizedUrls, url)
fun getSourceIndex(url: Url) = canonicalizedUrlToSourceIndex[url]
fun getRawSource(entry: MappingEntry): String? {
val index = entry.source