From 3387abbfe072cbfe1ed1e7a3d71668603831591b Mon Sep 17 00:00:00 2001
From: 深淵の鴿子 <71170059+ZerxZ@users.noreply.github.com>
Date: Sun, 27 Oct 2024 20:51:48 -0700
Subject: Add Support WASM ESM and CommonJs module, Typescript. (#176)

---
 .github/workflows/wasm.yml |  23 +++++++++
 makefile                   | 122 ++++++++++++++++++++++++++++++++++++++++++++-
 wasm/package.json          |  64 ++++++++++++++++++++++++
 3 files changed, 208 insertions(+), 1 deletion(-)
 create mode 100644 .github/workflows/wasm.yml
 create mode 100644 wasm/package.json

diff --git a/.github/workflows/wasm.yml b/.github/workflows/wasm.yml
new file mode 100644
index 0000000..a0910ba
--- /dev/null
+++ b/.github/workflows/wasm.yml
@@ -0,0 +1,23 @@
+name: Wasm Build
+
+on:
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Build
+    runs-on: macos-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Build Wasm
+        run: |
+          brew upgrade -f python
+          brew install emscripten
+          make wasm-node
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: yuescript-wasm
+          path: ./wasm
+          retention-days: 7
diff --git a/makefile b/makefile
index 49698fb..aa9bc4a 100644
--- a/makefile
+++ b/makefile
@@ -207,11 +207,131 @@ endif
 	@echo -n "Total build time: "
 	@$(END_TIME)
 
+.PHONY: wasm-node
+wasm-node: clean
+	@$(MAKE) generic CC='emcc' AR='emar rcu' RANLIB='emranlib' -C $(SRC_PATH)/3rdParty/lua
+	@mkdir -p wasm/dist
+	@mkdir -p wasm/dist/esm
+	@mkdir -p wasm/dist/cjs
+	# ESM Module
+	@emcc $(SRC_PATH)/yue_wasm.cpp \
+	      $(SRC_PATH)/yuescript/ast.cpp \
+	      $(SRC_PATH)/yuescript/yue_ast.cpp \
+	      $(SRC_PATH)/yuescript/parser.cpp \
+	      $(SRC_PATH)/yuescript/yue_compiler.cpp \
+	      $(SRC_PATH)/yuescript/yue_parser.cpp \
+	      $(SRC_PATH)/yuescript/yuescript.cpp \
+	      $(SRC_PATH)/3rdParty/lua/liblua.a \
+	      -O2 \
+	      -o wasm/dist/esm/yuescript.mjs \
+	      -I $(SRC_PATH) \
+	      -I $(SRC_PATH)/3rdParty/lua \
+	      -std=c++17 \
+	      --bind \
+	      -fexceptions \
+	      -Wno-deprecated-declarations \
+          -gsource-map \
+          --emit-tsd="yuescript.d.ts" \
+          -s EXPORT_NAME="'_createYuescriptModule'" \
+          -s EXPORT_EXCEPTION_HANDLING_HELPERS \
+          -s EXCEPTION_CATCHING_ALLOWED=['we only want to allow exception handling in side modules'] \
+          -sEXPORTED_RUNTIME_METHODS='wasmTable,ERRNO_CODES' \
+          -s FORCE_FILESYSTEM=1 \
+          -s TOTAL_MEMORY=20971520 \
+          -s EXPORTED_RUNTIME_METHODS='["ccall", "cwrap"]' \
+          -s EXPORT_ALL=1 \
+          -s FS_DEBUG=1 \
+          -s STACK_SIZE=5MB \
+          -s AUTO_JS_LIBRARIES=0 \
+          -s AUTO_NATIVE_LIBRARIES=0 \
+          -s NODEJS_CATCH_EXIT=0 \
+          -s NODEJS_CATCH_REJECTION=0 \
+          -sGL_WORKAROUND_SAFARI_GETCONTEXT_BUG=0 \
+          -s USE_ZLIB \
+          -s USE_BZIP2 \
+          -s WASM_BIGINT \
+          -s MODULARIZE=1 \
+          -s LZ4=1
+    # CommonJS Module
+	@emcc $(SRC_PATH)/yue_wasm.cpp \
+                    $(SRC_PATH)/yuescript/ast.cpp \
+                    $(SRC_PATH)/yuescript/yue_ast.cpp \
+                    $(SRC_PATH)/yuescript/parser.cpp \
+                    $(SRC_PATH)/yuescript/yue_compiler.cpp \
+                    $(SRC_PATH)/yuescript/yue_parser.cpp \
+                    $(SRC_PATH)/yuescript/yuescript.cpp \
+                    $(SRC_PATH)/3rdParty/lua/liblua.a \
+                    -O2 \
+                    -o wasm/dist/cjs/yuescript.cjs \
+                    --emit-tsd="yuescript.d.ts" \
+                    -I $(SRC_PATH) \
+                    -I $(SRC_PATH)/3rdParty/lua \
+                    -std=c++17 \
+                    --bind \
+                    -fexceptions \
+                    -Wno-deprecated-declarations \
+                    -gsource-map \
+                    -s EXPORT_NAME="'_createYuescriptModule'" \
+                    -s EXPORT_EXCEPTION_HANDLING_HELPERS \
+                    -s EXCEPTION_CATCHING_ALLOWED=['we only want to allow exception handling in side modules'] \
+                    -sEXPORTED_RUNTIME_METHODS='wasmTable,ERRNO_CODES' \
+                    -s FORCE_FILESYSTEM=1 \
+                    -s TOTAL_MEMORY=20971520 \
+                    -s EXPORTED_RUNTIME_METHODS='["ccall", "cwrap"]' \
+                    -s EXPORT_ALL=1 \
+                    -s FS_DEBUG=1 \
+                    -s STACK_SIZE=5MB \
+                    -s AUTO_JS_LIBRARIES=0 \
+                    -s AUTO_NATIVE_LIBRARIES=0 \
+                    -s NODEJS_CATCH_EXIT=0 \
+                    -s NODEJS_CATCH_REJECTION=0 \
+                    -sGL_WORKAROUND_SAFARI_GETCONTEXT_BUG=0 \
+                    -s USE_ZLIB \
+                    -s USE_BZIP2 \
+                    -s WASM_BIGINT\
+                    -s MODULARIZE=1\
+                    -s LZ4=1
+	@${MAKE} clean
+
 .PHONY: wasm
 wasm: clean
 	@$(MAKE) generic CC='emcc' AR='emar rcu' RANLIB='emranlib' -C $(SRC_PATH)/3rdParty/lua
 	@mkdir -p doc/docs/.vuepress/public/js
-	@emcc $(SRC_PATH)/yue_wasm.cpp $(SRC_PATH)/yuescript/ast.cpp $(SRC_PATH)/yuescript/yue_ast.cpp $(SRC_PATH)/yuescript/parser.cpp $(SRC_PATH)/yuescript/yue_compiler.cpp $(SRC_PATH)/yuescript/yue_parser.cpp $(SRC_PATH)/yuescript/yuescript.cpp $(SRC_PATH)/3rdParty/lua/liblua.a -O2 -o doc/docs/.vuepress/public/js/yuescript.js -I $(SRC_PATH) -I $(SRC_PATH)/3rdParty/lua -std=c++17 --bind -fexceptions -Wno-deprecated-declarations
+	@emcc $(SRC_PATH)/yue_wasm.cpp \
+                    $(SRC_PATH)/yuescript/ast.cpp \
+                    $(SRC_PATH)/yuescript/yue_ast.cpp \
+                    $(SRC_PATH)/yuescript/parser.cpp \
+                    $(SRC_PATH)/yuescript/yue_compiler.cpp \
+                    $(SRC_PATH)/yuescript/yue_parser.cpp \
+                    $(SRC_PATH)/yuescript/yuescript.cpp \
+                    $(SRC_PATH)/3rdParty/lua/liblua.a \
+                    -O2 \
+                    -o doc/docs/.vuepress/public/js/yuescript.js \
+                    -I $(SRC_PATH) \
+                    -I $(SRC_PATH)/3rdParty/lua \
+                    -std=c++17 \
+                    --bind \
+                    -fexceptions \
+                    -Wno-deprecated-declarations \
+                    -s EXPORT_EXCEPTION_HANDLING_HELPERS \
+                    -s EXCEPTION_CATCHING_ALLOWED=['we only want to allow exception handling in side modules'] \
+                    -sEXPORTED_RUNTIME_METHODS='wasmTable,ERRNO_CODES' \
+                    -s FORCE_FILESYSTEM=1 \
+                    -s TOTAL_MEMORY=20971520 \
+                    -s EXPORTED_RUNTIME_METHODS='["ccall", "cwrap"]' \
+                    -s EXPORT_ALL=1 \
+                    -s FS_DEBUG=1 \
+                    -s STACK_SIZE=5MB \
+                    -s AUTO_JS_LIBRARIES=0 \
+                    -s AUTO_NATIVE_LIBRARIES=0 \
+                    -s NODEJS_CATCH_EXIT=0 \
+                    -s NODEJS_CATCH_REJECTION=0 \
+                    -sGL_WORKAROUND_SAFARI_GETCONTEXT_BUG=0 \
+                    -s USE_ZLIB \
+                    -s USE_BZIP2 \
+                    -s WASM_BIGINT\
+                    -s MODULARIZE=1 \
+                    -s LZ4=1
 	@${MAKE} clean
 
 # Debug build for gdb debugging
diff --git a/wasm/package.json b/wasm/package.json
new file mode 100644
index 0000000..b8d2586
--- /dev/null
+++ b/wasm/package.json
@@ -0,0 +1,64 @@
+{
+	"name": "yuescript",
+	"version": "0.25.5",
+	"description": "A Moonscript dialect compiles to Lua.",
+	"main": "./dist/esm/yuescript.mjs",
+	"repository": {
+		"type": "git",
+		"url": "git+https://github.com/pigpigyyy/Yuescript.git"
+	},
+	"keywords": ["lua", "cpp", "moonscript", "yuescript", "transpiler"],
+	"exports": {
+		".": {
+			"import": "./dist/esm/yuescript.mjs",
+			"require": "./dist/cjs/yuescript.js",
+			"types": "./dist/esm/yuescript.d.ts"
+		},
+		"./yuescript.wasm": {
+			"import": "./dist/esm/yuescript.wasm",
+			"require": "./dist/cjs/yuescript.wasm"
+		},
+		"./yuescript.wasm.map": {
+			"import": "./dist/esm/yuescript.wasm.map",
+			"require": "./dist/cjs/yuescript.wasm.map"
+		}
+	},
+	"files": [
+		"./dist/cjs/yuescript.cjs",
+		"./dist/esm/yuescript.mjs",
+		"./dist/esm/yuescript.d.ts",
+		"./dist/esm/yuescript.wasm",
+		"./dist/esm/yuescript.wasm.map",
+		"./dist/cjs/yuescript.d.ts",
+		"./dist/cjs/yuescript.wasm",
+		"./dist/cjs/yuescript.wasm.map"
+
+	],
+	"browser": {
+		"child_process": false,
+		"crypto": false,
+		"fs": false,
+		"fs/promises": false,
+		"path": false,
+		"url": false,
+		"vm": false,
+		"ws": false
+	},
+	"author": "pigpigyyy",
+	"license": "MIT",
+	"bugs": {
+		"url": "https://github.com/pigpigyyy/Yuescript/issues"
+	},
+	"homepage": "https://github.com/pigpigyyy/Yuescript#readme",
+	"tsd": {
+		"compilerOptions": {
+			"lib": ["ES2017", "DOM"]
+		}
+	},
+	"types": "./dist/esm/yuescript.d.ts",
+	"engines": {
+		"node": ">=18.0.0"
+	},
+	"devDependencies": {},
+	"scripts": {}
+}
-- 
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