mirror of https://github.com/shadowfacts/ekt.git
Add script caching
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parent
05b7cd3892
commit
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@ -40,7 +40,7 @@ _result.toString()
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manager.getEngineByExtension("kts")
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}
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fun render(template: String, dumpGeneratedScript: File? = null, dataProvider: DataProviderContext.() -> Unit): String {
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fun render(template: String, scriptCache: File? = null, data: Map<String, TypedValue>): String {
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@Suppress("NAME_SHADOWING")
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var template = template
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template = template.replace("$", "\${'$'}")
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@ -62,21 +62,47 @@ _result.toString()
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}
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})
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val script = scriptPrefix + template + scriptSuffix
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// Hack to allow data to be accessed by name from template instead of via bindings map
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val unwrapBindings = data.keys.map {
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val type = data[it]!!.type
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"val $it = (bindings[\"$it\"] as net.shadowfacts.ekt.EKT.TypedValue).value as $type"
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}.joinToString("\n")
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dumpGeneratedScript?.apply {
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val script = unwrapBindings + scriptPrefix + template + scriptSuffix
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scriptCache?.apply {
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if (!parentFile.exists()) parentFile.mkdirs()
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if (!exists()) createNewFile()
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writeText(script)
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}
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val data = DataProviderContext()
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data.dataProvider()
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return eval(script, data.map) as String
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return eval(script, data) as String
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}
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fun render(template: File, dumpGeneratedScript: File? = null, dataProvider: DataProviderContext.() -> Unit): String {
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return render(template.readText(), dumpGeneratedScript, dataProvider)
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fun render(template: String, scriptCache: File? = null, dataProvider: DataProviderContext.() -> Unit): String {
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val ctx = DataProviderContext()
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ctx.dataProvider()
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return render(template, scriptCache, ctx.map)
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}
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fun render(template: File, scriptCacheDir: File? = null, data: Map<String, TypedValue>): String {
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val cacheFile = if (scriptCacheDir != null) {
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File(scriptCacheDir, template.nameWithoutExtension + ".kts")
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} else {
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null
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}
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if (cacheFile != null && cacheFile.exists()) {
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return eval(cacheFile.readText(), data) as String
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} else {
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return render(template.readText(), cacheFile, data)
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}
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}
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fun render(template: File, scriptCacheDir: File? = null, dataProvider: DataProviderContext.() -> Unit): String {
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val ctx = DataProviderContext()
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ctx.dataProvider()
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return render(template, scriptCacheDir, ctx.map)
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}
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internal fun eval(script: String, data: Map<String, TypedValue> = mapOf()): Any? {
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@ -84,13 +110,6 @@ _result.toString()
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val bindings = engine.getBindings(ScriptContext.ENGINE_SCOPE)
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bindings.putAll(data)
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// Hack to allow data to be accessed by name from template instead of via bindings map
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val unwrapBindings = data.keys.map {
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val type = data[it]!!.type
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"val $it = (bindings[\"$it\"] as net.shadowfacts.ekt.EKT.TypedValue).value as $type"
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}.joinToString("\n")
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engine.eval(unwrapBindings)
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return engine.eval(script)
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}
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@ -6,7 +6,7 @@ import java.io.File
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* @author shadowfacts
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*/
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fun main(args: Array<String>) {
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val res = EKT.render(File("template.ekt"), dumpGeneratedScript = File("script.kts")) {
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val res = EKT.render(File("template.ekt"), scriptCacheDir = File("cache/")) {
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"list" to (listOf(1, 2, 3) asType "List<Int>")
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}
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