diff --git a/bundler/tests/deno-exec/issue-8302/entry.ts b/bundler/tests/deno-exec/issue-8302/entry.ts
new file mode 100644
index 000000000000..f5daf6bbecdb
--- /dev/null
+++ b/bundler/tests/deno-exec/issue-8302/entry.ts
@@ -0,0 +1,2 @@
+import axiod from 'https://deno.land/x/axiod/mod.ts';
+console.log(axiod)
\ No newline at end of file
diff --git a/bundler/tests/fixture/dynamic/input/entry.ts b/bundler/tests/fixture/dynamic/input/entry.ts
index 2d3dfc46c09e..76332615bc45 100644
--- a/bundler/tests/fixture/dynamic/input/entry.ts
+++ b/bundler/tests/fixture/dynamic/input/entry.ts
@@ -1,3 +1,4 @@
 const a = import('./dep')
 
-console.log(a)
\ No newline at end of file
+console.log(a)
+
diff --git a/ecmascript/codegen/src/lib.rs b/ecmascript/codegen/src/lib.rs
index 3e8b394ef3ca..bd2378198e83 100644
--- a/ecmascript/codegen/src/lib.rs
+++ b/ecmascript/codegen/src/lib.rs
@@ -2493,6 +2493,10 @@ fn escape_with_source<'s>(
     s: &'s str,
     single_quote: Option<bool>,
 ) -> String {
+    if target <= JscTarget::Es5 {
+        return escape_without_source(s, target, single_quote.unwrap_or(false));
+    }
+
     if span.is_dummy() {
         return escape_without_source(s, target, single_quote.unwrap_or(false));
     }
diff --git a/ecmascript/codegen/src/text_writer.rs b/ecmascript/codegen/src/text_writer.rs
index 67e5ef4c4e55..7b265d768065 100644
--- a/ecmascript/codegen/src/text_writer.rs
+++ b/ecmascript/codegen/src/text_writer.rs
@@ -105,4 +105,8 @@ where
     fn write_punct(&mut self, s: &'static str) -> Result {
         (**self).write_punct(s)
     }
+
+    fn target(&self) -> JscTarget {
+        (**self).target()
+    }
 }
diff --git a/ecmascript/codegen/src/text_writer/basic_impl.rs b/ecmascript/codegen/src/text_writer/basic_impl.rs
index 75953bb92748..cc954db7a799 100644
--- a/ecmascript/codegen/src/text_writer/basic_impl.rs
+++ b/ecmascript/codegen/src/text_writer/basic_impl.rs
@@ -1,6 +1,7 @@
 use super::{Result, WriteJs};
 use std::io::{self, Write};
 use swc_common::{sync::Lrc, BytePos, LineCol, SourceMap, Span};
+use swc_ecma_parser::JscTarget;
 
 ///
 /// -----
@@ -19,6 +20,7 @@ pub struct JsWriter<'a, W: Write> {
     srcmap: Option<&'a mut Vec<(BytePos, LineCol)>>,
     wr: W,
     written_bytes: usize,
+    target: JscTarget,
 }
 
 impl<'a, W: Write> JsWriter<'a, W> {
@@ -27,6 +29,16 @@ impl<'a, W: Write> JsWriter<'a, W> {
         new_line: &'a str,
         wr: W,
         srcmap: Option<&'a mut Vec<(BytePos, LineCol)>>,
+    ) -> Self {
+        Self::with_target(cm, new_line, wr, srcmap, JscTarget::Es2020)
+    }
+
+    pub fn with_target(
+        cm: Lrc<SourceMap>,
+        new_line: &'a str,
+        wr: W,
+        srcmap: Option<&'a mut Vec<(BytePos, LineCol)>>,
+        target: JscTarget,
     ) -> Self {
         JsWriter {
             _cm: cm,
@@ -38,6 +50,7 @@ impl<'a, W: Write> JsWriter<'a, W> {
             srcmap,
             wr,
             written_bytes: 0,
+            target,
         }
     }
 
@@ -187,6 +200,10 @@ impl<'a, W: Write> WriteJs for JsWriter<'a, W> {
         self.write(None, s)?;
         Ok(())
     }
+
+    fn target(&self) -> JscTarget {
+        self.target
+    }
 }
 
 fn compute_line_starts(s: &str) -> Vec<usize> {
diff --git a/ecmascript/transforms/compat/src/es2020/class_properties/private_field.rs b/ecmascript/transforms/compat/src/es2020/class_properties/private_field.rs
index 04bdb418d759..c89ecda11bc5 100644
--- a/ecmascript/transforms/compat/src/es2020/class_properties/private_field.rs
+++ b/ecmascript/transforms/compat/src/es2020/class_properties/private_field.rs
@@ -372,11 +372,22 @@ impl<'a> Fold for FieldAccessFolder<'a> {
                     .fold_children_with(self)
                 }
             }
-            Expr::Member(e) => self.fold_private_get(e, None).0,
+            Expr::Member(e) => {
+                let e = e.fold_with(self);
+                self.fold_private_get(e, None).0
+            }
             _ => e.fold_children_with(self),
         }
     }
 
+    fn fold_member_expr(&mut self, mut e: MemberExpr) -> MemberExpr {
+        e.obj = e.obj.fold_with(self);
+        if e.computed {
+            e.prop = e.prop.fold_with(self);
+        }
+        e
+    }
+
     fn fold_pat(&mut self, p: Pat) -> Pat {
         if let Pat::Expr(expr) = &p {
             if let Expr::Member(me) = &**expr {
diff --git a/ecmascript/transforms/compat/tests/es2020_class_properties.rs b/ecmascript/transforms/compat/tests/es2020_class_properties.rs
index 5911b7e7da91..a3392dc22f06 100644
--- a/ecmascript/transforms/compat/tests/es2020_class_properties.rs
+++ b/ecmascript/transforms/compat/tests/es2020_class_properties.rs
@@ -4840,3 +4840,71 @@ export class HygieneTest {
 }",
     ok_if_code_eq
 );
+
+test!(
+    syntax(),
+    |_| class_properties(),
+    issue_1306_1,
+    r#"
+  class Animal {
+    #name;
+  
+    constructor(name) {
+      this.#name = name
+    }
+  
+    noise() {
+      return this.#name
+    }
+  }
+"#,
+    "
+    class Animal {
+      noise() {
+          return _classPrivateFieldGet(this, _name);
+      }
+      constructor(name){
+          _name.set(this, {
+              writable: true,
+              value: void 0
+          });
+          _classPrivateFieldSet(this, _name, name);
+      }
+    }
+    var _name = new WeakMap();
+"
+);
+
+test!(
+    syntax(),
+    |_| class_properties(),
+    issue_1306_2,
+    r#"
+  class Animal {
+    #name;
+  
+    constructor(name) {
+      this.#name = name
+    }
+  
+    noise() {
+      return this.#name.toUpperCase()
+    }
+  }
+"#,
+    "
+    class Animal {
+      noise() {
+          return _classPrivateFieldGet(this, _name).toUpperCase();
+      }
+      constructor(name){
+          _name.set(this, {
+              writable: true,
+              value: void 0
+          });
+          _classPrivateFieldSet(this, _name, name);
+      }
+  }
+  var _name = new WeakMap();
+"
+);
diff --git a/src/builder.rs b/src/builder.rs
index 54e7ca2687c8..05d8a4621344 100644
--- a/src/builder.rs
+++ b/src/builder.rs
@@ -1,4 +1,5 @@
 use crate::config::{GlobalPassOption, JscTarget, ModuleConfig};
+use compat::es2020::export_namespace_from;
 use either::Either;
 use std::{collections::HashMap, sync::Arc};
 use swc_atoms::JsWord;
@@ -176,6 +177,7 @@ impl<'a, 'b, P: swc_ecma_visit::Fold> PassBuilder<'a, 'b, P> {
             self.pass,
             compat_pass,
             compat::reserved_words::reserved_words(),
+            Optional::new(export_namespace_from(), need_interop_analysis),
             // module / helper
             Optional::new(
                 modules::import_analysis::import_analyzer(),
diff --git a/src/codegen.rs b/src/codegen.rs
deleted file mode 100644
index d8d43abbe78e..000000000000
--- a/src/codegen.rs
+++ /dev/null
@@ -1,80 +0,0 @@
-use swc_common::Span;
-use swc_ecma_codegen::{text_writer::WriteJs, Result};
-use swc_ecma_parser::JscTarget;
-
-pub(crate) struct WriterWapper<W>
-where
-    W: WriteJs,
-{
-    pub target: JscTarget,
-    pub inner: W,
-}
-
-impl<W> WriteJs for WriterWapper<W>
-where
-    W: WriteJs,
-{
-    fn increase_indent(&mut self) -> Result {
-        self.inner.increase_indent()
-    }
-
-    fn decrease_indent(&mut self) -> Result {
-        self.inner.decrease_indent()
-    }
-
-    fn write_semi(&mut self) -> Result {
-        self.inner.write_semi()
-    }
-
-    fn write_space(&mut self) -> Result {
-        self.inner.write_space()
-    }
-
-    fn write_keyword(&mut self, span: Option<Span>, s: &'static str) -> Result {
-        self.inner.write_keyword(span, s)
-    }
-
-    fn write_operator(&mut self, s: &str) -> Result {
-        self.inner.write_operator(s)
-    }
-
-    fn write_param(&mut self, s: &str) -> Result {
-        self.inner.write_param(s)
-    }
-
-    fn write_property(&mut self, s: &str) -> Result {
-        self.inner.write_property(s)
-    }
-
-    fn write_line(&mut self) -> Result {
-        self.inner.write_line()
-    }
-
-    fn write_lit(&mut self, span: Span, s: &str) -> Result {
-        self.inner.write_lit(span, s)
-    }
-
-    fn write_comment(&mut self, span: Span, s: &str) -> Result {
-        self.inner.write_comment(span, s)
-    }
-
-    fn write_str_lit(&mut self, span: Span, s: &str) -> Result {
-        self.inner.write_str_lit(span, s)
-    }
-
-    fn write_str(&mut self, s: &str) -> Result {
-        self.inner.write_str(s)
-    }
-
-    fn write_symbol(&mut self, span: Span, s: &str) -> Result {
-        self.inner.write_symbol(span, s)
-    }
-
-    fn write_punct(&mut self, s: &'static str) -> Result {
-        self.inner.write_punct(s)
-    }
-
-    fn target(&self) -> JscTarget {
-        self.target
-    }
-}
diff --git a/src/lib.rs b/src/lib.rs
index 4e5c1756bc09..ea277bb75044 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -33,7 +33,6 @@ use swc_ecma_transforms::{
 use swc_ecma_visit::FoldWith;
 
 mod builder;
-mod codegen;
 pub mod config;
 
 pub struct Compiler {
@@ -207,19 +206,17 @@ impl Compiler {
                         cfg: swc_ecma_codegen::Config { minify },
                         comments: if minify { None } else { Some(&self.comments) },
                         cm: self.cm.clone(),
-                        wr: Box::new(self::codegen::WriterWapper {
+                        wr: Box::new(swc_ecma_codegen::text_writer::JsWriter::with_target(
+                            self.cm.clone(),
+                            "\n",
+                            &mut buf,
+                            if source_map.enabled() {
+                                Some(&mut src_map_buf)
+                            } else {
+                                None
+                            },
                             target,
-                            inner: swc_ecma_codegen::text_writer::JsWriter::new(
-                                self.cm.clone(),
-                                "\n",
-                                &mut buf,
-                                if source_map.enabled() {
-                                    Some(&mut src_map_buf)
-                                } else {
-                                    None
-                                },
-                            ),
-                        }),
+                        )),
                     };
 
                     node.emit_with(&mut emitter)
diff --git a/tests/fixture/codegen/escape/case-1/output/index.js b/tests/fixture/codegen/escape/case-1/output/index.js
index fe6fb0c7d1e7..fef6ecaf3659 100644
--- a/tests/fixture/codegen/escape/case-1/output/index.js
+++ b/tests/fixture/codegen/escape/case-1/output/index.js
@@ -3,5 +3,5 @@ Object.defineProperty(exports, "__esModule", {
     value: true
 });
 exports.default = void 0;
-var _default = "\nvoid main() {\n	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}\n";
+var _default = "\nvoid main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}\n";
 exports.default = _default;
diff --git a/tests/fixture/codegen/escape/case-2/output/index.js b/tests/fixture/codegen/escape/case-2/output/index.js
index 999a8665fc4c..8eea8c77f35c 100644
--- a/tests/fixture/codegen/escape/case-2/output/index.js
+++ b/tests/fixture/codegen/escape/case-2/output/index.js
@@ -3,5 +3,5 @@ Object.defineProperty(exports, "__esModule", {
     value: true
 });
 exports.default = void 0;
-var _default = "\n// Analytical approximation of the DFG LUT, one half of the\n// split-sum approximation used in indirect specular lighting.\n// via 'environmentBRDF' from \"Physically Based Shading on Mobile\"\n// https://www.unrealengine.com/blog/physically-based-shading-on-mobile - environmentBRDF for GGX on mobile\nvec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n	vec4 r = roughness * c0 + c1;\n	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n	return vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n	// based upon Frostbite 3 Moving to Physically-based Rendering\n	// page 32, equation 26: E[window1]\n	// https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\n	// this is intended to be used on spot and point lights who are represented as luminous intensity\n	// but who must be converted to luminous irradiance for surface lighting calculation\n	float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n	if( cutoffDistance > 0.0 ) {\n		distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n	}\n	return distanceFalloff;\n#else\n	if( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n		return pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n	}\n	return 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n	return RECIPROCAL_PI * diffuseColor;\n} // validated\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n	// Original approximation by Christophe Schlick '94\n	// float fresnel = pow( 1.0 - dotLH, 5.0 );\n	// Optimized variant (presented by Epic at SIGGRAPH '13)\n	// https://cdn2.unrealengine.com/Resources/files/2013SiggraphPresentationsNotes-26915738.pdf\n	float fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n	return ( 1.0 - specularColor ) * fresnel + specularColor;\n} // validated\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n	// See F_Schlick\n	float fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n	vec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n	return Fr * fresnel + F0;\n}\n// Microfacet Models for Refraction through Rough Surfaces - equation (34)\n// http://graphicrants.blogspot.com/2013/08/specular-brdf-reference.html\n// alpha is \"roughness squared\" in Disney’s reparameterization\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n	// geometry term (normalized) = G(l)⋅G(v) / 4(n⋅l)(n⋅v)\n	// also see #12151\n	float a2 = pow2( alpha );\n	float gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n	float gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n	return 1.0 / ( gl * gv );\n} // validated\n// Moving Frostbite to Physically Based Rendering 3.0 - page 12, listing 2\n// https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n	float a2 = pow2( alpha );\n	// dotNL and dotNV are explicitly swapped. This is not a mistake.\n	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n	return 0.5 / max( gv + gl, EPSILON );\n}\n// Microfacet Models for Refraction through Rough Surfaces - equation (33)\n// http://graphicrants.blogspot.com/2013/08/specular-brdf-reference.html\n// alpha is \"roughness squared\" in Disney’s reparameterization\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n	float a2 = pow2( alpha );\n	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0; // avoid alpha = 0 with dotNH = 1\n	return RECIPROCAL_PI * a2 / pow2( denom );\n}\n// GGX Distribution, Schlick Fresnel, GGX-Smith Visibility\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n	float alpha = pow2( roughness ); // UE4's roughness\n	vec3 halfDir = normalize( incidentLight.direction + viewDir );\n	float dotNL = saturate( dot( normal, incidentLight.direction ) );\n	float dotNV = saturate( dot( normal, viewDir ) );\n	float dotNH = saturate( dot( normal, halfDir ) );\n	float dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n	vec3 F = F_Schlick( specularColor, dotLH );\n	float G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n	float D = D_GGX( alpha, dotNH );\n	return F * ( G * D );\n} // validated\n// Rect Area Light\n// Real-Time Polygonal-Light Shading with Linearly Transformed Cosines\n// by Eric Heitz, Jonathan Dupuy, Stephen Hill and David Neubelt\n// code: https://github.com/selfshadow/ltc_code/\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n	const float LUT_SIZE = 64.0;\n	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n	const float LUT_BIAS = 0.5 / LUT_SIZE;\n	float dotNV = saturate( dot( N, V ) );\n	// texture parameterized by sqrt( GGX alpha ) and sqrt( 1 - cos( theta ) )\n	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n	uv = uv * LUT_SCALE + LUT_BIAS;\n	return uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n	// Real-Time Area Lighting: a Journey from Research to Production (p.102)\n	// An approximation of the form factor of a horizon-clipped rectangle.\n	float l = length( f );\n	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n	float x = dot( v1, v2 );\n	float y = abs( x );\n	// rational polynomial approximation to theta / sin( theta ) / 2PI\n	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n	float b = 3.4175940 + ( 4.1616724 + y ) * y;\n	float v = a / b;\n	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n	return cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n	// bail if point is on back side of plane of light\n	// assumes ccw winding order of light vertices\n	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n	vec3 lightNormal = cross( v1, v2 );\n	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n	// construct orthonormal basis around N\n	vec3 T1, T2;\n	T1 = normalize( V - N * dot( V, N ) );\n	T2 = - cross( N, T1 ); // negated from paper; possibly due to a different handedness of world coordinate system\n	// compute transform\n	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n	// transform rect\n	vec3 coords[ 4 ];\n	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n	// project rect onto sphere\n	coords[ 0 ] = normalize( coords[ 0 ] );\n	coords[ 1 ] = normalize( coords[ 1 ] );\n	coords[ 2 ] = normalize( coords[ 2 ] );\n	coords[ 3 ] = normalize( coords[ 3 ] );\n	// calculate vector form factor\n	vec3 vectorFormFactor = vec3( 0.0 );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n	// adjust for horizon clipping\n	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n/*\n	// alternate method of adjusting for horizon clipping (see referece)\n	// refactoring required\n	float len = length( vectorFormFactor );\n	float z = vectorFormFactor.z / len;\n	const float LUT_SIZE = 64.0;\n	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n	const float LUT_BIAS = 0.5 / LUT_SIZE;\n	// tabulated horizon-clipped sphere, apparently...\n	vec2 uv = vec2( z * 0.5 + 0.5, len );\n	uv = uv * LUT_SCALE + LUT_BIAS;\n	float scale = texture2D( ltc_2, uv ).w;\n	float result = len * scale;\n*/\n	return vec3( result );\n}\n// End Rect Area Light\n// ref: https://www.unrealengine.com/blog/physically-based-shading-on-mobile - environmentBRDF for GGX on mobile\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n	float dotNV = saturate( dot( normal, viewDir ) );\n	vec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n	return specularColor * brdf.x + brdf.y;\n} // validated\n// Fdez-Agüera's \"Multiple-Scattering Microfacet Model for Real-Time Image Based Lighting\"\n// Approximates multiscattering in order to preserve energy.\n// http://www.jcgt.org/published/0008/01/03/\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n	float dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n	vec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n	vec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n	vec3 FssEss = F * brdf.x + brdf.y;\n	float Ess = brdf.x + brdf.y;\n	float Ems = 1.0 - Ess;\n	vec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619; // 1/21\n	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n	singleScatter += FssEss;\n	multiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( /* const in float dotNL, const in float dotNV */ ) {\n	// geometry term is (n dot l)(n dot v) / 4(n dot l)(n dot v)\n	return 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n	vec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n	//float dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n	//float dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n	float dotNH = saturate( dot( geometry.normal, halfDir ) );\n	float dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n	vec3 F = F_Schlick( specularColor, dotLH );\n	float G = G_BlinnPhong_Implicit( /* dotNL, dotNV */ );\n	float D = D_BlinnPhong( shininess, dotNH );\n	return F * ( G * D );\n} // validated\n// source: http://simonstechblog.blogspot.ca/2011/12/microfacet-brdf.html\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n	return ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n	return sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\n// https://github.com/google/filament/blob/master/shaders/src/brdf.fs#L94\nfloat D_Charlie(float roughness, float NoH) {\n	// Estevez and Kulla 2017, \"Production Friendly Microfacet Sheen BRDF\"\n	float invAlpha = 1.0 / roughness;\n	float cos2h = NoH * NoH;\n	float sin2h = max(1.0 - cos2h, 0.0078125); // 2^(-14/2), so sin2h^2 > 0 in fp16\n	return (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\n// https://github.com/google/filament/blob/master/shaders/src/brdf.fs#L136\nfloat V_Neubelt(float NoV, float NoL) {\n	// Neubelt and Pettineo 2013, \"Crafting a Next-gen Material Pipeline for The Order: 1886\"\n	return saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n	vec3 N = geometry.normal;\n	vec3 V = geometry.viewDir;\n	vec3 H = normalize( V + L );\n	float dotNH = saturate( dot( N, H ) );\n	return specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif\n";
+var _default = "\n// Analytical approximation of the DFG LUT, one half of the\n// split-sum approximation used in indirect specular lighting.\n// via 'environmentBRDF' from \"Physically Based Shading on Mobile\"\n// https://www.unrealengine.com/blog/physically-based-shading-on-mobile - environmentBRDF for GGX on mobile\nvec2 integrateSpecularBRDF( const in float dotNV, const in float roughness ) {\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\treturn vec2( -1.04, 1.04 ) * a004 + r.zw;\n}\nfloat punctualLightIntensityToIrradianceFactor( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n#if defined ( PHYSICALLY_CORRECT_LIGHTS )\n\t// based upon Frostbite 3 Moving to Physically-based Rendering\n\t// page 32, equation 26: E[window1]\n\t// https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\n\t// this is intended to be used on spot and point lights who are represented as luminous intensity\n\t// but who must be converted to luminous irradiance for surface lighting calculation\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n} // validated\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\t// Original approximation by Christophe Schlick '94\n\t// float fresnel = pow( 1.0 - dotLH, 5.0 );\n\t// Optimized variant (presented by Epic at SIGGRAPH '13)\n\t// https://cdn2.unrealengine.com/Resources/files/2013SiggraphPresentationsNotes-26915738.pdf\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n} // validated\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\t// See F_Schlick\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\n// Microfacet Models for Refraction through Rough Surfaces - equation (34)\n// http://graphicrants.blogspot.com/2013/08/specular-brdf-reference.html\n// alpha is \"roughness squared\" in Disney\u2019s reparameterization\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\t// geometry term (normalized) = G(l)\u22c5G(v) / 4(n\u22c5l)(n\u22c5v)\n\t// also see #12151\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n} // validated\n// Moving Frostbite to Physically Based Rendering 3.0 - page 12, listing 2\n// https://seblagarde.files.wordpress.com/2015/07/course_notes_moving_frostbite_to_pbr_v32.pdf\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\t// dotNL and dotNV are explicitly swapped. This is not a mistake.\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\n// Microfacet Models for Refraction through Rough Surfaces - equation (33)\n// http://graphicrants.blogspot.com/2013/08/specular-brdf-reference.html\n// alpha is \"roughness squared\" in Disney\u2019s reparameterization\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0; // avoid alpha = 0 with dotNH = 1\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n// GGX Distribution, Schlick Fresnel, GGX-Smith Visibility\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness ); // UE4's roughness\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n} // validated\n// Rect Area Light\n// Real-Time Polygonal-Light Shading with Linearly Transformed Cosines\n// by Eric Heitz, Jonathan Dupuy, Stephen Hill and David Neubelt\n// code: https://github.com/selfshadow/ltc_code/\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\t// texture parameterized by sqrt( GGX alpha ) and sqrt( 1 - cos( theta ) )\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\t// Real-Time Area Lighting: a Journey from Research to Production (p.102)\n\t// An approximation of the form factor of a horizon-clipped rectangle.\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\t// rational polynomial approximation to theta / sin( theta ) / 2PI\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\t// bail if point is on back side of plane of light\n\t// assumes ccw winding order of light vertices\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\t// construct orthonormal basis around N\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 ); // negated from paper; possibly due to a different handedness of world coordinate system\n\t// compute transform\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\t// transform rect\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\t// project rect onto sphere\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\t// calculate vector form factor\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\t// adjust for horizon clipping\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n/*\n\t// alternate method of adjusting for horizon clipping (see referece)\n\t// refactoring required\n\tfloat len = length( vectorFormFactor );\n\tfloat z = vectorFormFactor.z / len;\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\t// tabulated horizon-clipped sphere, apparently...\n\tvec2 uv = vec2( z * 0.5 + 0.5, len );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\tfloat scale = texture2D( ltc_2, uv ).w;\n\tfloat result = len * scale;\n*/\n\treturn vec3( result );\n}\n// End Rect Area Light\n// ref: https://www.unrealengine.com/blog/physically-based-shading-on-mobile - environmentBRDF for GGX on mobile\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n} // validated\n// Fdez-Ag\xfcera's \"Multiple-Scattering Microfacet Model for Real-Time Image Based Lighting\"\n// Approximates multiscattering in order to preserve energy.\n// http://www.jcgt.org/published/0008/01/03/\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619; // 1/21\n\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( /* const in float dotNL, const in float dotNV */ ) {\n\t// geometry term is (n dot l)(n dot v) / 4(n dot l)(n dot v)\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\t//float dotNL = saturate( dot( geometry.normal, incidentLight.direction ) );\n\t//float dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( /* dotNL, dotNV */ );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n} // validated\n// source: http://simonstechblog.blogspot.ca/2011/12/microfacet-brdf.html\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\n// https://github.com/google/filament/blob/master/shaders/src/brdf.fs#L94\nfloat D_Charlie(float roughness, float NoH) {\n\t// Estevez and Kulla 2017, \"Production Friendly Microfacet Sheen BRDF\"\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125); // 2^(-14/2), so sin2h^2 > 0 in fp16\n\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\n// https://github.com/google/filament/blob/master/shaders/src/brdf.fs#L136\nfloat V_Neubelt(float NoV, float NoL) {\n\t// Neubelt and Pettineo 2013, \"Crafting a Next-gen Material Pipeline for The Order: 1886\"\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif\n";
 exports.default = _default;
diff --git a/tests/fixture/issue-1227/case-1/input/.swcrc b/tests/fixture/issue-1227/case-1/input/.swcrc
new file mode 100644
index 000000000000..00e1fefb99a7
--- /dev/null
+++ b/tests/fixture/issue-1227/case-1/input/.swcrc
@@ -0,0 +1,5 @@
+{
+  "jsc": {
+    "target": "es5"
+  }
+}
diff --git a/tests/fixture/issue-1227/case-1/input/index.js b/tests/fixture/issue-1227/case-1/input/index.js
new file mode 100644
index 000000000000..4cdfacd7614a
--- /dev/null
+++ b/tests/fixture/issue-1227/case-1/input/index.js
@@ -0,0 +1 @@
+const foo = "\u{a0}";
diff --git a/tests/fixture/issue-1227/case-1/output/index.js b/tests/fixture/issue-1227/case-1/output/index.js
new file mode 100644
index 000000000000..de235a7fd2b5
--- /dev/null
+++ b/tests/fixture/issue-1227/case-1/output/index.js
@@ -0,0 +1 @@
+var foo = "\xa0";
diff --git a/tests/fixture/issue-1233/case-1/output/index.js b/tests/fixture/issue-1233/case-1/output/index.js
index 54a7d9955184..1cda37671e6c 100644
--- a/tests/fixture/issue-1233/case-1/output/index.js
+++ b/tests/fixture/issue-1233/case-1/output/index.js
@@ -1,5 +1,5 @@
 function Component() {
     return React.createElement("div", {
-        name: "A\n      B"
+        name: "A\n\n      B"
     });
 }
diff --git a/tests/fixture/issue-1276/output/index.ts b/tests/fixture/issue-1276/output/index.ts
index 8890daa6c166..bbce7f966058 100644
--- a/tests/fixture/issue-1276/output/index.ts
+++ b/tests/fixture/issue-1276/output/index.ts
@@ -1,2 +1,2 @@
-var a = "\/\/";
+var a = "//";
 console.log(a);
diff --git a/tests/fixture/issue-1306-1/input/.swcrc b/tests/fixture/issue-1306-1/input/.swcrc
new file mode 100644
index 000000000000..b13af4912184
--- /dev/null
+++ b/tests/fixture/issue-1306-1/input/.swcrc
@@ -0,0 +1,8 @@
+{
+  "jsc": {
+    "parser": {
+      "syntax": "typescript"
+    },
+    "target": "es5"
+  }
+}
diff --git a/tests/fixture/issue-1306-1/input/index.ts b/tests/fixture/issue-1306-1/input/index.ts
new file mode 100644
index 000000000000..1ed7444266d4
--- /dev/null
+++ b/tests/fixture/issue-1306-1/input/index.ts
@@ -0,0 +1,11 @@
+class Animal {
+    readonly #name: string
+
+    constructor(name: string) {
+        this.#name = name
+    }
+
+    public noise() {
+        return this.#name.toUpperCase()
+    }
+}
\ No newline at end of file
diff --git a/tests/fixture/issue-1306-1/output/index.ts b/tests/fixture/issue-1306-1/output/index.ts
new file mode 100644
index 000000000000..3dde02c6934d
--- /dev/null
+++ b/tests/fixture/issue-1306-1/output/index.ts
@@ -0,0 +1,57 @@
+function _classCallCheck(instance, Constructor) {
+    if (!(instance instanceof Constructor)) {
+        throw new TypeError("Cannot call a class as a function");
+    }
+}
+function _classPrivateFieldGet(receiver, privateMap) {
+    if (!privateMap.has(receiver)) {
+        throw new TypeError("attempted to get private field on non-instance");
+    }
+    return privateMap.get(receiver).value;
+}
+function _classPrivateFieldSet(receiver, privateMap, value) {
+    if (!privateMap.has(receiver)) {
+        throw new TypeError("attempted to set private field on non-instance");
+    }
+    var descriptor = privateMap.get(receiver);
+    if (!descriptor.writable) {
+        throw new TypeError("attempted to set read only private field");
+    }
+    descriptor.value = value;
+    return value;
+}
+function _defineProperties(target, props) {
+    for(var i = 0; i < props.length; i++){
+        var descriptor = props[i];
+        descriptor.enumerable = descriptor.enumerable || false;
+        descriptor.configurable = true;
+        if ("value" in descriptor) descriptor.writable = true;
+        Object.defineProperty(target, descriptor.key, descriptor);
+    }
+}
+function _createClass(Constructor, protoProps, staticProps) {
+    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+    if (staticProps) _defineProperties(Constructor, staticProps);
+    return Constructor;
+}
+var Animal = function() {
+    "use strict";
+    function Animal(name) {
+        _classCallCheck(this, Animal);
+        _name.set(this, {
+            writable: true,
+            value: void 0
+        });
+        _classPrivateFieldSet(this, _name, name);
+    }
+    _createClass(Animal, [
+        {
+            key: "noise",
+            value: function noise() {
+                return _classPrivateFieldGet(this, _name).toUpperCase();
+            }
+        }
+    ]);
+    return Animal;
+}();
+var _name = new WeakMap();
diff --git a/tests/fixture/issue-1306-2/input/.swcrc b/tests/fixture/issue-1306-2/input/.swcrc
new file mode 100644
index 000000000000..fe015f618c6d
--- /dev/null
+++ b/tests/fixture/issue-1306-2/input/.swcrc
@@ -0,0 +1,8 @@
+{
+  "jsc": {
+    "parser": {
+      "syntax": "ecmascript"
+    },
+    "target": "es5"
+  }
+}
diff --git a/tests/fixture/issue-1306-2/input/index.js b/tests/fixture/issue-1306-2/input/index.js
new file mode 100644
index 000000000000..fda2cb0aa1e4
--- /dev/null
+++ b/tests/fixture/issue-1306-2/input/index.js
@@ -0,0 +1,11 @@
+class Animal {
+    #name;
+
+    constructor(name) {
+        this.#name = name
+    }
+
+    noise() {
+        return this.#name.toUpperCase()
+    }
+}
\ No newline at end of file
diff --git a/tests/fixture/issue-1306-2/output/index.js b/tests/fixture/issue-1306-2/output/index.js
new file mode 100644
index 000000000000..3dde02c6934d
--- /dev/null
+++ b/tests/fixture/issue-1306-2/output/index.js
@@ -0,0 +1,57 @@
+function _classCallCheck(instance, Constructor) {
+    if (!(instance instanceof Constructor)) {
+        throw new TypeError("Cannot call a class as a function");
+    }
+}
+function _classPrivateFieldGet(receiver, privateMap) {
+    if (!privateMap.has(receiver)) {
+        throw new TypeError("attempted to get private field on non-instance");
+    }
+    return privateMap.get(receiver).value;
+}
+function _classPrivateFieldSet(receiver, privateMap, value) {
+    if (!privateMap.has(receiver)) {
+        throw new TypeError("attempted to set private field on non-instance");
+    }
+    var descriptor = privateMap.get(receiver);
+    if (!descriptor.writable) {
+        throw new TypeError("attempted to set read only private field");
+    }
+    descriptor.value = value;
+    return value;
+}
+function _defineProperties(target, props) {
+    for(var i = 0; i < props.length; i++){
+        var descriptor = props[i];
+        descriptor.enumerable = descriptor.enumerable || false;
+        descriptor.configurable = true;
+        if ("value" in descriptor) descriptor.writable = true;
+        Object.defineProperty(target, descriptor.key, descriptor);
+    }
+}
+function _createClass(Constructor, protoProps, staticProps) {
+    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+    if (staticProps) _defineProperties(Constructor, staticProps);
+    return Constructor;
+}
+var Animal = function() {
+    "use strict";
+    function Animal(name) {
+        _classCallCheck(this, Animal);
+        _name.set(this, {
+            writable: true,
+            value: void 0
+        });
+        _classPrivateFieldSet(this, _name, name);
+    }
+    _createClass(Animal, [
+        {
+            key: "noise",
+            value: function noise() {
+                return _classPrivateFieldGet(this, _name).toUpperCase();
+            }
+        }
+    ]);
+    return Animal;
+}();
+var _name = new WeakMap();
diff --git a/tests/fixture/issue-1307/input/.swcrc b/tests/fixture/issue-1307/input/.swcrc
new file mode 100644
index 000000000000..054da276d247
--- /dev/null
+++ b/tests/fixture/issue-1307/input/.swcrc
@@ -0,0 +1,21 @@
+{
+  "exclude": ".*.test.ts$",
+  "jsc": {
+    "parser": {
+      "syntax": "typescript",
+      "tsx": false,
+      "decorators": false,
+      "dynamicImport": true
+    },
+    "target": "es2020",
+    "loose": true
+  },
+  "module": {
+    "type": "commonjs",
+    "strict": false,
+    "strictMode": true,
+    "lazy": false,
+    "noInterop": false
+  },
+  "minify": false
+}
diff --git a/tests/fixture/issue-1307/input/index.ts b/tests/fixture/issue-1307/input/index.ts
new file mode 100644
index 000000000000..21d1c5480a20
--- /dev/null
+++ b/tests/fixture/issue-1307/input/index.ts
@@ -0,0 +1 @@
+export * as foo from "./foo";
diff --git a/tests/fixture/issue-1307/output/index.ts b/tests/fixture/issue-1307/output/index.ts
new file mode 100644
index 000000000000..4412c2e4f888
--- /dev/null
+++ b/tests/fixture/issue-1307/output/index.ts
@@ -0,0 +1,30 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+exports.foo = void 0;
+var _foo = _interopRequireWildcard(require("./foo"));
+function _interopRequireWildcard(obj) {
+    if (obj && obj.__esModule) {
+        return obj;
+    } else {
+        var newObj = {
+        };
+        if (obj != null) {
+            for(var key in obj){
+                if (Object.prototype.hasOwnProperty.call(obj, key)) {
+                    var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {
+                    };
+                    if (desc.get || desc.set) {
+                        Object.defineProperty(newObj, key, desc);
+                    } else {
+                        newObj[key] = obj[key];
+                    }
+                }
+            }
+        }
+        newObj.default = obj;
+        return newObj;
+    }
+}
+exports.foo = _foo;
diff --git a/tests/fixture/issue-1314/input/.swcrc b/tests/fixture/issue-1314/input/.swcrc
new file mode 100644
index 000000000000..992d34071bf8
--- /dev/null
+++ b/tests/fixture/issue-1314/input/.swcrc
@@ -0,0 +1,16 @@
+{
+  "jsc": {
+    "target": "es2015",
+    "parser": {
+      "syntax": "ecmascript",
+      "privateMethod": false,
+      "functionBind": false,
+      "exportDefaultFrom": false,
+      "exportNamespaceFrom": false,
+      "decorators": false,
+      "decoratorsBeforeExport": false,
+      "topLevelAwait": false,
+      "importMeta": false
+    }
+  }
+}
diff --git a/tests/fixture/issue-1314/input/index.js b/tests/fixture/issue-1314/input/index.js
new file mode 100644
index 000000000000..6fb93f4f9a1e
--- /dev/null
+++ b/tests/fixture/issue-1314/input/index.js
@@ -0,0 +1,11 @@
+const a = {
+    method() {
+        const string = `
+  width: ${Math.abs(this.currentX - this.startX - left)}px;
+  height: ${Math.abs(this.currentY - this.realtimeStartY - top)}px;
+  top: ${Math.min(this.currentY - top, this.realtimeStartY) + this.scrollTop}px;
+  left: ${Math.min(this.currentX - left, this.startX) + this.scrollLeft}px
+  `;
+
+    }
+}
\ No newline at end of file
diff --git a/tests/fixture/issue-1314/output/index.js b/tests/fixture/issue-1314/output/index.js
new file mode 100644
index 000000000000..2b810e77692f
--- /dev/null
+++ b/tests/fixture/issue-1314/output/index.js
@@ -0,0 +1,5 @@
+var a = {
+    method: function() {
+        var string = "\n  width: ".concat(Math.abs(this.currentX - this.startX - left), "px;\n  height: ").concat(Math.abs(this.currentY - this.realtimeStartY - top), "px;\n  top: ").concat(Math.min(this.currentY - top, this.realtimeStartY) + this.scrollTop, "px;\n  left: ").concat(Math.min(this.currentX - left, this.startX) + this.scrollLeft, "px\n  ");
+    }
+};