feat: comparable validators

Author: programadorthi

validators/common/src/dev/programadorthi/state/validator/comparable/InValidator.kt

@@ -0,0 +1,14 @@
+package dev.programadorthi.state.validator.comparable
+
+import dev.programadorthi.state.core.validation.Validator
+
+public class InValidator<T : Comparable<T>>(
+    override val message: (T) -> String,
+    start: T,
+    end: T,
+) : Validator<T> {
+    private val range = start..end
+
+    override fun isValid(value: T): Boolean = value in range
+
+}

validators/common/src/dev/programadorthi/state/validator/comparable/IsGreaterThanOrEqualToValidator.kt

@@ -0,0 +1,12 @@
+package dev.programadorthi.state.validator.comparable
+
+import dev.programadorthi.state.core.validation.Validator
+
+public class IsGreaterThanOrEqualToValidator<T : Comparable<T>>(
+    override val message: (T) -> String,
+    private val start: T,
+) : Validator<T> {
+
+    override fun isValid(value: T): Boolean = value >= start
+
+}

validators/common/src/dev/programadorthi/state/validator/comparable/IsGreaterThanValidator.kt

@@ -0,0 +1,12 @@
+package dev.programadorthi.state.validator.comparable
+
+import dev.programadorthi.state.core.validation.Validator
+
+public class IsGreaterThanValidator<T : Comparable<T>>(
+    override val message: (T) -> String,
+    private val start: T,
+) : Validator<T> {
+
+    override fun isValid(value: T): Boolean = value > start
+
+}

validators/common/src/dev/programadorthi/state/validator/comparable/IsLessThanOrEqualToValidator.kt

@@ -0,0 +1,12 @@
+package dev.programadorthi.state.validator.comparable
+
+import dev.programadorthi.state.core.validation.Validator
+
+public class IsLessThanOrEqualToValidator<T : Comparable<T>>(
+    override val message: (T) -> String,
+    private val end: T,
+) : Validator<T> {
+
+    override fun isValid(value: T): Boolean = value <= end
+
+}

validators/common/src/dev/programadorthi/state/validator/comparable/IsLessThanValidator.kt

@@ -0,0 +1,12 @@
+package dev.programadorthi.state.validator.comparable
+
+import dev.programadorthi.state.core.validation.Validator
+
+public class IsLessThanValidator<T : Comparable<T>>(
+    override val message: (T) -> String,
+    private val end: T,
+) : Validator<T> {
+
+    override fun isValid(value: T): Boolean = value < end
+
+}