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Use delegates instead of recursive computes when generating args
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| package com.github.hubvd.odootools.odoo | ||
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| import kotlin.properties.PropertyDelegateProvider | ||
| import kotlin.properties.ReadOnlyProperty | ||
| import kotlin.reflect.KProperty | ||
|
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| class OptionCompute( | ||
| val name: String, | ||
| initialValue: String?, | ||
| private val block: (() -> String?)? = null, | ||
| ) : ReadOnlyProperty<CliGenerator, String?> { | ||
| private var value = initialValue | ||
| private var hasBeenCalled = false | ||
|
|
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| fun get(): String? { | ||
| if (value == null && !hasBeenCalled && block != null) { | ||
| value = block() | ||
| hasBeenCalled = true | ||
| } | ||
| return value | ||
| } | ||
|
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| override fun getValue(thisRef: CliGenerator, property: KProperty<*>) = get() | ||
| } | ||
|
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| class EnvCompute( | ||
| val name: String, | ||
| private val block: (() -> String?)? = null, | ||
| ) : ReadOnlyProperty<CliGenerator, String?> { | ||
| private var value: String? = null | ||
| private var hasBeenCalled = false | ||
|
|
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| fun get(): String? { | ||
| if (!hasBeenCalled && block != null) { | ||
| value = block() | ||
| hasBeenCalled = true | ||
| } | ||
| return value | ||
| } | ||
|
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| override fun getValue(thisRef: CliGenerator, property: KProperty<*>) = get() | ||
| } | ||
|
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| class FlagCompute( | ||
| val name: String, | ||
| initialValue: Boolean, | ||
| private val block: (() -> Boolean)? = null, | ||
| ) : ReadOnlyProperty<CliGenerator, Boolean> { | ||
| private var value = initialValue | ||
| private var hasBeenCalled = false | ||
|
|
||
| fun get(): Boolean { | ||
| if (!value && !hasBeenCalled && block != null) { | ||
| value = block() | ||
| hasBeenCalled = true | ||
| } | ||
| return value | ||
| } | ||
|
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| override fun getValue(thisRef: CliGenerator, property: KProperty<*>) = get() | ||
| } | ||
|
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| abstract class CliGenerator( | ||
| options: Map<String, String>, | ||
| flags: Set<String>, | ||
| ) { | ||
|
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| private val options: MutableMap<String, String> = options.toMap(HashMap()) | ||
| private val flags = flags.toHashSet() | ||
| private val camelCaseRe = Regex("([a-z0-9])([A-Z])") | ||
|
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| val registeredOptions = ArrayList<OptionCompute>() | ||
| val registeredFlags = ArrayList<FlagCompute>() | ||
| val registeredEnv = ArrayList<EnvCompute>() | ||
| val registeredEffects = ArrayList<() -> Unit>() | ||
|
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| fun effect(block: () -> Unit) { | ||
| registeredEffects += block | ||
| } | ||
|
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| fun option( | ||
| block: (() -> String?)? = null, | ||
| ): PropertyDelegateProvider<CliGenerator, ReadOnlyProperty<CliGenerator, String?>> = | ||
| PropertyDelegateProvider { thisRef, property -> | ||
| val name = camelCaseRe.replace(property.name, "\$1-\$2").lowercase() | ||
| OptionCompute(name, options[name], block).also { registeredOptions += it } | ||
| } | ||
|
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||
| fun flag( | ||
| block: (() -> Boolean)? = null, | ||
| ): PropertyDelegateProvider<CliGenerator, ReadOnlyProperty<CliGenerator, Boolean>> = | ||
| PropertyDelegateProvider { thisRef, property -> | ||
| val name = camelCaseRe.replace(property.name, "\$1-\$2").lowercase() | ||
| FlagCompute(name, flags.contains(name), block).also { registeredFlags += it } | ||
| } | ||
|
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| fun env( | ||
| name: String? = null, | ||
| block: () -> String?, | ||
| ): PropertyDelegateProvider<CliGenerator, ReadOnlyProperty<CliGenerator, String?>> = | ||
| PropertyDelegateProvider { thisRef, property -> | ||
| val name = name ?: camelCaseRe.replace(property.name, "\$1_\$2").uppercase() | ||
| EnvCompute(name, block).also { registeredEnv += it } | ||
| } | ||
| } |
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