fix(styled-components): Use stable hash (#142)

 - Closes #136.
 - Closes #140.

Author: kdy1

Cargo.lock

@@ -1,6 +1,6 @@
 {
   "name": "@swc/plugin-emotion",
-  "version": "2.5.38",
+  "version": "2.5.39",
   "description": "SWC plugin for emotion css-in-js library",
   "main": "swc_plugin_emotion.wasm",
   "scripts": {

packages/emotion/package.json

@@ -5,7 +5,7 @@ edition = "2021"
 license = "Apache-2.0"
 name = "swc_emotion"
 repository = "https://github.com/swc-project/plugins.git"
-version = "0.29.2"
+version = "0.29.3"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 

packages/emotion/transform/Cargo.toml

@@ -1,6 +1,6 @@
 {
   "name": "@swc/plugin-jest",
-  "version": "1.5.38",
+  "version": "1.5.39",
   "description": "SWC plugin for jest",
   "main": "swc_plugin_jest.wasm",
   "scripts": {

packages/jest/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@swc/plugin-loadable-components",
-  "version": "0.3.38",
+  "version": "0.3.39",
   "description": "SWC plugin for `@loadable/components`",
   "main": "swc_plugin_loadable_components.wasm",
   "scripts": {

packages/loadable-components/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@swc/plugin-noop",
-  "version": "1.5.36",
+  "version": "1.5.37",
   "description": "Noop SWC plugin, for debugging",
   "main": "swc_plugin_noop.wasm",
   "scripts": {

packages/noop/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@swc/plugin-relay",
-  "version": "1.5.38",
+  "version": "1.5.39",
   "description": "SWC plugin for relay",
   "main": "swc_plugin_relay.wasm",
   "types": "./types.d.ts",

packages/relay/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@swc/plugin-styled-components",
-  "version": "1.5.38",
+  "version": "1.5.39",
   "description": "SWC plugin for styled-components",
   "main": "swc_plugin_styled_components.wasm",
   "scripts": {

packages/styled-components/package.json

@@ -1,11 +1,7 @@
 #![allow(clippy::not_unsafe_ptr_arg_deref)]
 
-use std::{
-    collections::hash_map::DefaultHasher,
-    hash::{Hash, Hasher},
-};
-
 use styled_components::Config;
+use swc_common::{SourceMapper, Spanned};
 use swc_core::{
     common::FileName,
     ecma::{ast::Program, visit::VisitMutWith},
@@ -29,11 +25,10 @@ fn styled_components(mut program: Program, data: TransformPluginProgramMetadata)
         None => FileName::Anon,
     };
 
-    let mut hasher = DefaultHasher::default();
-    program.hash(&mut hasher);
-    let src_file_hash = hasher.finish() as _;
+    let pos = data.source_map.lookup_char_pos(program.span().lo);
+    let hash = pos.file.src_hash;
 
-    let mut pass = styled_components::styled_components(file_name, src_file_hash, config);
+    let mut pass = styled_components::styled_components(file_name, hash, config);
 
     program.visit_mut_with(&mut pass);
 

packages/styled-components/src/lib.rs

@@ -6,7 +6,7 @@ include = ["Cargo.toml", "src/**/*.rs"]
 license = "Apache-2.0"
 name = "styled_components"
 repository = "https://github.com/swc-project/plugins.git"
-version = "0.53.2"
+version = "0.53.3"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html