fixed kv3 header

__tests__/KeyValues3.test.ts

@@ -646,4 +646,11 @@ Second line of a multi-line string literal.
         expect(root.FindIDTraverse(c3.ID)).toBe(c3);
         expect(a3.GetArray().FindIDTraverse(a2.ID)).toBeUndefined();
     });
+
+    test('Check KeyValues3 Header', async () => {
+        const root = await LoadKeyValues3(join(__dirname, 'npc/particle.vpcf'));
+        expect(root.GetHeader()).toBe(
+            '<!-- kv3 encoding:text:version{e21c7f3c-8a33-41c5-9977-a76d3a32aa0d} format:vpcf36:version{d15c9157-10e0-47bc-9333-1ac81da07b8d} -->'
+        );
+    });
 });

__tests__/npc/particle.vpcf

@@ -0,0 +1,153 @@
+<!-- kv3 encoding:text:version{e21c7f3c-8a33-41c5-9977-a76d3a32aa0d} format:vpcf36:version{d15c9157-10e0-47bc-9333-1ac81da07b8d} -->
+{
+	_class = "CParticleSystemDefinition"
+	m_nMaxParticles = 128
+	m_nBehaviorVersion = 12
+	m_nFirstMultipleOverride_BackwardCompat = 4
+	m_controlPointConfigurations = 
+	[
+		{
+			m_name = "preview"
+			m_drivers = 
+			[
+				{
+					m_iAttachType = "PATTACH_WORLDORIGIN"
+					m_entityName = "self"
+				},
+			]
+		},
+	]
+	m_Emitters = 
+	[
+		{
+			_class = "C_OP_InstantaneousEmitter"
+			m_nParticlesToEmit = 
+			{
+				m_nType = "PF_TYPE_LITERAL"
+				m_flLiteralValue = 200.0
+			}
+		},
+	]
+	m_Initializers = 
+	[
+		{
+			_class = "C_INIT_RandomLifeTime"
+			m_fLifetimeMin = 0.15
+			m_fLifetimeMax = 1.25
+		},
+		{
+			_class = "C_INIT_RandomColor"
+			m_ColorMin = [ 0, 128, 0 ]
+			m_ColorMax = [ 60, 179, 113 ]
+			m_nTintBlendMode = "2"
+		},
+		{
+			_class = "C_INIT_RandomRadius"
+			m_flRadiusMax = 5.0
+		},
+		{
+			_class = "C_INIT_CreateWithinSphere"
+			m_fRadiusMax = 
+			{
+				m_nType = "PF_TYPE_CONTROL_POINT_COMPONENT"
+				m_nMapType = "PF_MAP_TYPE_DIRECT"
+				m_flLiteralValue = 2.0
+				m_nControlPoint = 1
+				m_nScalarAttribute = 3
+				m_nVectorAttribute = 6
+				m_nVectorComponent = 0
+				m_flRandomMin = 0.0
+				m_flRandomMax = 1.0
+				m_nRandomMode = "PF_RANDOM_MODE_CONSTANT"
+				m_flLOD0 = 0.0
+				m_flLOD1 = 0.0
+				m_flLOD2 = 0.0
+				m_flLOD3 = 0.0
+				m_flNoiseOutputMin = 0.0
+				m_flNoiseOutputMax = 1.0
+				m_flNoiseScale = 0.1
+				m_vecNoiseOffsetRate = [ 0.0, 0.0, 0.0 ]
+				m_flNoiseOffset = 0.0
+				m_nNoiseOctaves = 1
+				m_nNoiseTurbulence = "PF_NOISE_TURB_NONE"
+				m_nNoiseType = "PF_NOISE_TYPE_PERLIN"
+				m_nNoiseModifier = "PF_NOISE_MODIFIER_NONE"
+				m_flNoiseTurbulenceScale = 1.0
+				m_flNoiseTurbulenceMix = 0.5
+				m_flNoiseImgPreviewScale = 1.0
+				m_bNoiseImgPreviewLive = true
+				m_nInputMode = "PF_INPUT_MODE_CLAMPED"
+				m_flMultFactor = 1.0
+				m_flInput0 = 0.0
+				m_flInput1 = 1.0
+				m_flOutput0 = 0.0
+				m_flOutput1 = 1.0
+				m_nBiasType = "PF_BIAS_TYPE_STANDARD"
+				m_flBiasParameter = 0.0
+				m_Curve = 
+				{
+					m_spline = [  ]
+					m_tangents = [  ]
+					m_vDomainMins = [ 0.0, 0.0 ]
+					m_vDomainMaxs = [ 0.0, 0.0 ]
+				}
+			}
+			m_fSpeedMax = 1040.0
+			m_LocalCoordinateSystemSpeedMax = [ 0.0, 0.0, 50.0 ]
+			m_bDisableOperator = true
+		},
+		{
+			_class = "C_INIT_RandomSequence"
+			m_nSequenceMax = 30
+		},
+		{
+			_class = "C_INIT_CreateSpiralSphere"
+			m_nDensity = 32
+			m_flInitialRadius = 32.0
+			m_flInitialSpeedMin = 900.0
+			m_flInitialSpeedMax = 1200.0
+		},
+	]
+	m_Operators = 
+	[
+		{
+			_class = "C_OP_BasicMovement"
+			m_Gravity = [ 0.0, 0.0, 500.0 ]
+			m_fDrag = 0.05
+		},
+		{
+			_class = "C_OP_InterpolateRadius"
+			m_flStartScale = 10.0
+			m_flEndScale = 2.0
+		},
+		{
+			_class = "C_OP_Decay"
+		},
+		{
+			_class = "C_OP_PositionLock"
+		},
+		{
+			_class = "C_OP_ColorInterpolate"
+			m_ColorFade = [ 34, 139, 34 ]
+		},
+	]
+	m_Renderers = 
+	[
+		{
+			_class = "C_OP_RenderSprites"
+			m_nRefractBlurType = "2"
+			m_flOverbrightFactor = 10.0
+			VisibilityInputs = 
+			{
+				m_flInputMax = 0.0
+			}
+			m_vecTexturesInput = 
+			[
+				{
+					m_hTexture = resource:"materials/particle/msg/msg_radiance.vtex"
+				},
+			]
+			m_nOutputBlendMode = "PARTICLE_OUTPUT_BLEND_MODE_ADD"
+		},
+	]
+}