Added ExpressibleBy*Literal

Sources/E.num/Variable.swift

@@ -18,3 +18,47 @@ public enum Variable: Equatable, Hashable {
     case array([Variable])
     case dictionary([Variable: Variable])
 }
+
+extension Variable: ExpressibleByBooleanLiteral {
+    public init(booleanLiteral value: Bool) {
+        self = .bool(value)
+    }
+}
+
+extension Variable: ExpressibleByIntegerLiteral {
+    public init(integerLiteral value: Int) {
+        self = .int(value)
+    }
+}
+
+extension Variable: ExpressibleByFloatLiteral {
+    public init(floatLiteral value: Float) {
+        self = .float(value)
+    }
+}
+
+extension Variable: ExpressibleByStringLiteral {
+    public init(stringLiteral value: String) {
+        self = .string(value)
+    }
+}
+
+extension Variable: ExpressibleByArrayLiteral {
+    public init(arrayLiteral: Variable...) {
+        self = .array(arrayLiteral)
+    }
+}
+
+extension Variable: ExpressibleByDictionaryLiteral {
+    public init(dictionaryLiteral elements: (Variable, Variable)...) {
+        let dictionary = Variable.dictionary([:])
+
+        if case .dictionary(var dictionary) = dictionary {
+            elements.forEach { (key, value) in
+                dictionary[key] = value
+            }
+        }
+
+        self = dictionary
+    }
+}

Tests/E.numTests/E_numTests.swift

@@ -2,16 +2,15 @@ import XCTest
 @testable import E_num
 
 internal struct E_num {
-    var text: Variable = .string("Hello, World!")
+    var text: Variable = "Hello, World!"
 }
 
-
 final class E_numTests: XCTestCase {
     func testExample() {
         // This is an example of a functional test case.
         // Use XCTAssert and related functions to verify your tests produce the correct
         // results.
-        XCTAssertEqual(E_num().text, .string("Hello, World!"))
+        XCTAssertEqual(E_num().text, "Hello, World!")
     }
 
     static var allTests = [