From 706b4aa323c5fe51ab440f6b206df07d2486f7fd Mon Sep 17 00:00:00 2001
From: Dernbu <63487502+Dernbu@users.noreply.github.com>
Date: Sat, 8 Apr 2023 22:09:59 +0800
Subject: [PATCH 1/7] minimal wasm MVP

---
 modules.json              |  5 ++++-
 package.json              |  2 ++
 src/bundles/wasm/index.ts | 12 ++++++++++++
 src/bundles/wasm/wabt.ts  | 23 +++++++++++++++++++++++
 yarn.lock                 | 30 ++++++++++++++++++++++++++++++
 5 files changed, 71 insertions(+), 1 deletion(-)
 create mode 100644 src/bundles/wasm/index.ts
 create mode 100644 src/bundles/wasm/wabt.ts

diff --git a/modules.json b/modules.json
index de3832b5a2..d53e9bf51b 100644
--- a/modules.json
+++ b/modules.json
@@ -85,5 +85,8 @@
   },
   "remote_execution": {
     "tabs": []
+  },
+  "wasm": {
+    "tabs": []
   }
-}
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index 88d7361428..7f440c2e1d 100644
--- a/package.json
+++ b/package.json
@@ -97,6 +97,8 @@
     "react-ace": "^10.1.0",
     "react-dom": "^17.0.2",
     "regl": "^2.1.0",
+    "source-academy-utils": "^1.0.0",
+    "source-academy-wabt": "^1.0.4",
     "tslib": "^2.3.1"
   },
   "jest": {
diff --git a/src/bundles/wasm/index.ts b/src/bundles/wasm/index.ts
new file mode 100644
index 0000000000..3358c57a3a
--- /dev/null
+++ b/src/bundles/wasm/index.ts
@@ -0,0 +1,12 @@
+/**
+ * A single sentence summarising the module (this sentence is displayed larger).
+ *
+ * Sentences describing the module. More sentences about the module.
+ *
+ * @module wasm
+ * @author Kim Yongbeom
+ */
+export {
+  wcompile,
+  wrun,
+} from './wabt';
diff --git a/src/bundles/wasm/wabt.ts b/src/bundles/wasm/wabt.ts
new file mode 100644
index 0000000000..47dbbfe6ee
--- /dev/null
+++ b/src/bundles/wasm/wabt.ts
@@ -0,0 +1,23 @@
+import { getParseTree, compileParseTree, compile } from 'source-academy-wabt';
+import {objectToLinkedList} from 'source-academy-utils';
+
+/**
+ * Compile stuff
+ * @param program 
+ * @returns 
+ */
+export const wcompile = (program: string) => Array.from(compile(program));
+
+/**
+ * Run stuff
+ * @param buffer 
+ * @returns 
+ */
+export const wrun = (buffer: number[] | Uint8Array) => {
+  if (buffer instanceof Array) {
+    buffer = new Uint8Array(buffer);
+  }
+
+  const exps = new WebAssembly.Instance(new WebAssembly.Module(buffer)).exports;
+  return objectToLinkedList(exps);
+};
diff --git a/yarn.lock b/yarn.lock
index c6779f2444..17b7c946ec 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1694,6 +1694,11 @@ cjs-module-lexer@^1.0.0:
   resolved "https://registry.yarnpkg.com/cjs-module-lexer/-/cjs-module-lexer-1.2.2.tgz#9f84ba3244a512f3a54e5277e8eef4c489864e40"
   integrity sha512-cOU9usZw8/dXIXKtwa8pM0OTJQuJkxMN6w30csNRUerHfeQ5R6U3kkU/FtJeIf3M202OHfY2U8ccInBG7/xogA==
 
+class-transformer@^0.5.1:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/class-transformer/-/class-transformer-0.5.1.tgz#24147d5dffd2a6cea930a3250a677addf96ab336"
+  integrity sha512-SQa1Ws6hUbfC98vKGxZH3KFY0Y1lm5Zm0SY8XX9zbK7FJCyVEac3ATW0RIpwzW+oOfmHE5PMPufDG9hCfoEOMw==
+
 classnames@^2.3.1:
   version "2.3.2"
   resolved "https://registry.yarnpkg.com/classnames/-/classnames-2.3.2.tgz#351d813bf0137fcc6a76a16b88208d2560a0d924"
@@ -4926,6 +4931,11 @@ readable-stream@~2.3.6:
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
+reflect-metadata@^0.1.13:
+  version "0.1.13"
+  resolved "https://registry.yarnpkg.com/reflect-metadata/-/reflect-metadata-0.1.13.tgz#67ae3ca57c972a2aa1642b10fe363fe32d49dc08"
+  integrity sha512-Ts1Y/anZELhSsjMcU605fU9RE4Oi3p5ORujwbIKXfWa+0Zxs510Qrmrce5/Jowq3cHSZSJqBjypxmHarc+vEWg==
+
 regenerator-runtime@^0.13.11:
   version "0.13.11"
   resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.13.11.tgz#f6dca3e7ceec20590d07ada785636a90cdca17f9"
@@ -5194,6 +5204,21 @@ socks@^2.6.2:
     ip "^2.0.0"
     smart-buffer "^4.2.0"
 
+source-academy-utils@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/source-academy-utils/-/source-academy-utils-1.0.1.tgz#5fb596c952c86a6751207de6df5f5d01213d1054"
+  integrity sha512-xcY9kHeS+E5XY/29KPDKxWcdO3858I7Kb/IxuetNSGCrfhkIi3rVE69lsCkY1WwK6x2AwiqX2qHxrq/htfsPRQ==
+
+source-academy-wabt@^1.0.4:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/source-academy-wabt/-/source-academy-wabt-1.0.6.tgz#1b221a23fe526a77c79e84fd0ddc102b3d37c15a"
+  integrity sha512-encnYj7gAYslqdz/DG/JCR3GkBzpo0E78gXmgyfRUZrqpgc7j/scQnxnSrBHXS2XFVF+JjvN/asIhaZ+/peXLQ==
+  dependencies:
+    class-transformer "^0.5.1"
+    lodash "^4.17.21"
+    reflect-metadata "^0.1.13"
+    typescript "4"
+
 source-map-support@0.5.13:
   version "0.5.13"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.13.tgz#31b24a9c2e73c2de85066c0feb7d44767ed52932"
@@ -5572,6 +5597,11 @@ typedoc@^0.23.23:
     minimatch "^6.1.6"
     shiki "^0.14.1"
 
+typescript@4:
+  version "4.9.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.9.5.tgz#095979f9bcc0d09da324d58d03ce8f8374cbe65a"
+  integrity sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==
+
 typescript@4.8:
   version "4.8.4"
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.8.4.tgz#c464abca159669597be5f96b8943500b238e60e6"

From 980ba228cacfa0bd109db83cf95ac06673a76d4b Mon Sep 17 00:00:00 2001
From: Dernbu <63487502+Dernbu@users.noreply.github.com>
Date: Sun, 9 Apr 2023 12:18:12 +0800
Subject: [PATCH 2/7] Add comments for module methods

---
 src/bundles/wasm/wabt.ts | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/bundles/wasm/wabt.ts b/src/bundles/wasm/wabt.ts
index 47dbbfe6ee..a108fd1cfb 100644
--- a/src/bundles/wasm/wabt.ts
+++ b/src/bundles/wasm/wabt.ts
@@ -1,17 +1,17 @@
-import { getParseTree, compileParseTree, compile } from 'source-academy-wabt';
-import {objectToLinkedList} from 'source-academy-utils';
+import { compile } from 'source-academy-wabt';
+import { objectToLinkedList } from 'source-academy-utils';
 
 /**
- * Compile stuff
- * @param program 
- * @returns 
+ * Compile a (hopefully valid) WebAssembly Text module to binary.
+ * @param program program to compile
+ * @returns an array of 8-bit unsigned integers.
  */
 export const wcompile = (program: string) => Array.from(compile(program));
 
 /**
- * Run stuff
- * @param buffer 
- * @returns 
+ * Run a compiled WebAssembly Binary Buffer.
+ * @param buffer an array of 8-bit unsigned integers to run
+ * @returns a linked list of exports that the relevant WebAssembly Module exports
  */
 export const wrun = (buffer: number[] | Uint8Array) => {
   if (buffer instanceof Array) {

From a3c96dc45e1295a511fb759846af990cd75d71aa Mon Sep 17 00:00:00 2001
From: Dernbu <63487502+Dernbu@users.noreply.github.com>
Date: Tue, 11 Apr 2023 14:54:07 +0800
Subject: [PATCH 3/7] Add documentation

---
 src/bundles/wasm/index.ts | 79 ++++++++++++++++++++++++++++++++++++++-
 src/bundles/wasm/wabt.ts  |  2 +-
 yarn.lock                 | 12 +++---
 3 files changed, 84 insertions(+), 9 deletions(-)

diff --git a/src/bundles/wasm/index.ts b/src/bundles/wasm/index.ts
index 3358c57a3a..57ff2ba61a 100644
--- a/src/bundles/wasm/index.ts
+++ b/src/bundles/wasm/index.ts
@@ -1,7 +1,82 @@
 /**
- * A single sentence summarising the module (this sentence is displayed larger).
+ * WebAssembly Module for Source Academy, for developing with WebAssembly Text and Binaries.
  *
- * Sentences describing the module. More sentences about the module.
+ * Examples:
+ * Simple 'add' library:
+ * ```wat
+ * import {wcompile, wrun} from "wasm";
+ * 
+ * const program = `
+ * (module
+ *     (func (param f64) (param f64) (result f64)
+ *       local.get 0
+ *       local.get 1
+ *       f64.add)
+ *     (export "add" (func 0))
+ *   )
+ * `;
+ * 
+ * 
+ * const binary = wcompile(program);
+ * const exports = wrun(binary);
+ * 
+ * display(binary);
+ * display_list(exports);
+ * 
+ * const add_fn = head(tail(exports));
+ * 
+ * display(add_fn(10, 35));
+ * ```
+ * 
+ * 'Calculator Language':
+ * ```wat
+ * // Type your program in here!
+ * import {wcompile, wrun} from "wasm";
+ * 
+ * const program = `
+ * (module
+ *     (func (param f64) (param f64) (result f64)
+ *         local.get 0
+ *         local.get 1
+ *         f64.add)
+ *     (func (param f64) (param f64) (result f64)
+ *         local.get 0
+ *         local.get 1
+ *         f64.sub)
+ *     (func (param f64) (param f64) (result f64)
+ *         local.get 0
+ *         local.get 1
+ *         f64.mul)
+ *     (func (param f64) (param f64) (result f64)
+ *         local.get 0
+ *         local.get 1
+ *         f64.div)
+ *     (export "add" (func 0))
+ *     (export "sub" (func 1))
+ *     (export "mul" (func 2))
+ *     (export "div" (func 3))
+ * )`;
+ * 
+ * 
+ * const encoding = wcompile(program);
+ * let exports = wrun(encoding);
+ * 
+ * display_list(exports);
+ * 
+ * const div = head(tail(exports));
+ * exports = tail(tail(exports));
+ * const mul = head(tail(exports));
+ * exports = tail(tail(exports));
+ * const sub = head(tail(exports));
+ * exports = tail(tail(exports));
+ * const add = head(tail(exports));
+ * 
+ * display(div(10, -35));
+ * display(mul(10, 12347));
+ * display(sub(12347, 12347));
+ * display(add(10, 0));
+ * ```
+ * 
  *
  * @module wasm
  * @author Kim Yongbeom
diff --git a/src/bundles/wasm/wabt.ts b/src/bundles/wasm/wabt.ts
index a108fd1cfb..be65124e87 100644
--- a/src/bundles/wasm/wabt.ts
+++ b/src/bundles/wasm/wabt.ts
@@ -20,4 +20,4 @@ export const wrun = (buffer: number[] | Uint8Array) => {
 
   const exps = new WebAssembly.Instance(new WebAssembly.Module(buffer)).exports;
   return objectToLinkedList(exps);
-};
+};
\ No newline at end of file
diff --git a/yarn.lock b/yarn.lock
index 17b7c946ec..45a770e170 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5205,14 +5205,14 @@ socks@^2.6.2:
     smart-buffer "^4.2.0"
 
 source-academy-utils@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/source-academy-utils/-/source-academy-utils-1.0.1.tgz#5fb596c952c86a6751207de6df5f5d01213d1054"
-  integrity sha512-xcY9kHeS+E5XY/29KPDKxWcdO3858I7Kb/IxuetNSGCrfhkIi3rVE69lsCkY1WwK6x2AwiqX2qHxrq/htfsPRQ==
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/source-academy-utils/-/source-academy-utils-1.0.2.tgz#fc35a4e21e6e6a14743ed560978a9701af1a8bdc"
+  integrity sha512-cSx/Rxr0CEOr+KJKILKicOVSVknG82fMEozaituD5mjh92przLW8C4kafzXrfGMjPVb6p7lxFMk5S6QyiYI2/g==
 
 source-academy-wabt@^1.0.4:
-  version "1.0.6"
-  resolved "https://registry.yarnpkg.com/source-academy-wabt/-/source-academy-wabt-1.0.6.tgz#1b221a23fe526a77c79e84fd0ddc102b3d37c15a"
-  integrity sha512-encnYj7gAYslqdz/DG/JCR3GkBzpo0E78gXmgyfRUZrqpgc7j/scQnxnSrBHXS2XFVF+JjvN/asIhaZ+/peXLQ==
+  version "1.0.8"
+  resolved "https://registry.yarnpkg.com/source-academy-wabt/-/source-academy-wabt-1.0.8.tgz#2c07f4aeba392fe3bf258a1cc1e37d1c47696363"
+  integrity sha512-gYPLVuBjQ+Qrv9srFq5aRundsJh0hG3ZkJL1YETiIDK/mrSmU79a5rTD3+aFdpNlQOT35ZIe86iD1ZdiOrF62Q==
   dependencies:
     class-transformer "^0.5.1"
     lodash "^4.17.21"

From 344abb9a4eb6c209d8f1e05c9bb09200cf5be45a Mon Sep 17 00:00:00 2001
From: Dernbu <63487502+Dernbu@users.noreply.github.com>
Date: Thu, 13 Apr 2023 19:29:04 +0800
Subject: [PATCH 4/7] Change line endings to windows

---
 src/bundles/wasm/index.ts | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/src/bundles/wasm/index.ts b/src/bundles/wasm/index.ts
index 57ff2ba61a..3ba88ac3f5 100644
--- a/src/bundles/wasm/index.ts
+++ b/src/bundles/wasm/index.ts
@@ -5,7 +5,7 @@
  * Simple 'add' library:
  * ```wat
  * import {wcompile, wrun} from "wasm";
- * 
+ *
  * const program = `
  * (module
  *     (func (param f64) (param f64) (result f64)
@@ -15,24 +15,24 @@
  *     (export "add" (func 0))
  *   )
  * `;
- * 
- * 
+ *
+ *
  * const binary = wcompile(program);
  * const exports = wrun(binary);
- * 
+ *
  * display(binary);
  * display_list(exports);
- * 
+ *
  * const add_fn = head(tail(exports));
- * 
+ *
  * display(add_fn(10, 35));
  * ```
- * 
+ *
  * 'Calculator Language':
  * ```wat
  * // Type your program in here!
  * import {wcompile, wrun} from "wasm";
- * 
+ *
  * const program = `
  * (module
  *     (func (param f64) (param f64) (result f64)
@@ -56,13 +56,13 @@
  *     (export "mul" (func 2))
  *     (export "div" (func 3))
  * )`;
- * 
- * 
+ *
+ *
  * const encoding = wcompile(program);
  * let exports = wrun(encoding);
- * 
+ *
  * display_list(exports);
- * 
+ *
  * const div = head(tail(exports));
  * exports = tail(tail(exports));
  * const mul = head(tail(exports));
@@ -70,13 +70,13 @@
  * const sub = head(tail(exports));
  * exports = tail(tail(exports));
  * const add = head(tail(exports));
- * 
+ *
  * display(div(10, -35));
  * display(mul(10, 12347));
  * display(sub(12347, 12347));
  * display(add(10, 0));
  * ```
- * 
+ *
  *
  * @module wasm
  * @author Kim Yongbeom

From d8ddc16f25e309a8445bed5b74b41b00be58e355 Mon Sep 17 00:00:00 2001
From: Dernbu <63487502+Dernbu@users.noreply.github.com>
Date: Thu, 13 Apr 2023 19:35:01 +0800
Subject: [PATCH 5/7] Fix eslint

---
 src/bundles/wasm/wabt.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/bundles/wasm/wabt.ts b/src/bundles/wasm/wabt.ts
index be65124e87..a108fd1cfb 100644
--- a/src/bundles/wasm/wabt.ts
+++ b/src/bundles/wasm/wabt.ts
@@ -20,4 +20,4 @@ export const wrun = (buffer: number[] | Uint8Array) => {
 
   const exps = new WebAssembly.Instance(new WebAssembly.Module(buffer)).exports;
   return objectToLinkedList(exps);
-};
\ No newline at end of file
+};

From 83128d2937ef1a60d01ffeda7122d7eb5e4c72af Mon Sep 17 00:00:00 2001
From: Dernbu <63487502+Dernbu@users.noreply.github.com>
Date: Thu, 13 Apr 2023 19:38:21 +0800
Subject: [PATCH 6/7] Update dependency

---
 yarn.lock | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/yarn.lock b/yarn.lock
index 45a770e170..2a9768ae88 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5210,9 +5210,9 @@ source-academy-utils@^1.0.0:
   integrity sha512-cSx/Rxr0CEOr+KJKILKicOVSVknG82fMEozaituD5mjh92przLW8C4kafzXrfGMjPVb6p7lxFMk5S6QyiYI2/g==
 
 source-academy-wabt@^1.0.4:
-  version "1.0.8"
-  resolved "https://registry.yarnpkg.com/source-academy-wabt/-/source-academy-wabt-1.0.8.tgz#2c07f4aeba392fe3bf258a1cc1e37d1c47696363"
-  integrity sha512-gYPLVuBjQ+Qrv9srFq5aRundsJh0hG3ZkJL1YETiIDK/mrSmU79a5rTD3+aFdpNlQOT35ZIe86iD1ZdiOrF62Q==
+  version "1.0.10"
+  resolved "https://registry.yarnpkg.com/source-academy-wabt/-/source-academy-wabt-1.0.10.tgz#4187804a10b8233dc0f3498b49d07523940b4789"
+  integrity sha512-eRm9Q+wm9rNKpaX3X+ykKjcLyrV2O6elAIG3qmkuOeOLk3f26QEFfroBvNxLtvVokkItWRHek9T/d5Gqrqo5tQ==
   dependencies:
     class-transformer "^0.5.1"
     lodash "^4.17.21"

From acddad3f2a7dce3cc23f9307f5679167b08191c8 Mon Sep 17 00:00:00 2001
From: Dernbu <63487502+Dernbu@users.noreply.github.com>
Date: Mon, 17 Apr 2023 17:15:19 +0800
Subject: [PATCH 7/7] replace line ending

---
 src/bundles/wasm/index.ts | 174 +++++++++++++++++++-------------------
 src/bundles/wasm/wabt.ts  |  46 +++++-----
 2 files changed, 110 insertions(+), 110 deletions(-)

diff --git a/src/bundles/wasm/index.ts b/src/bundles/wasm/index.ts
index 3ba88ac3f5..89cbef8e9c 100644
--- a/src/bundles/wasm/index.ts
+++ b/src/bundles/wasm/index.ts
@@ -1,87 +1,87 @@
-/**
- * WebAssembly Module for Source Academy, for developing with WebAssembly Text and Binaries.
- *
- * Examples:
- * Simple 'add' library:
- * ```wat
- * import {wcompile, wrun} from "wasm";
- *
- * const program = `
- * (module
- *     (func (param f64) (param f64) (result f64)
- *       local.get 0
- *       local.get 1
- *       f64.add)
- *     (export "add" (func 0))
- *   )
- * `;
- *
- *
- * const binary = wcompile(program);
- * const exports = wrun(binary);
- *
- * display(binary);
- * display_list(exports);
- *
- * const add_fn = head(tail(exports));
- *
- * display(add_fn(10, 35));
- * ```
- *
- * 'Calculator Language':
- * ```wat
- * // Type your program in here!
- * import {wcompile, wrun} from "wasm";
- *
- * const program = `
- * (module
- *     (func (param f64) (param f64) (result f64)
- *         local.get 0
- *         local.get 1
- *         f64.add)
- *     (func (param f64) (param f64) (result f64)
- *         local.get 0
- *         local.get 1
- *         f64.sub)
- *     (func (param f64) (param f64) (result f64)
- *         local.get 0
- *         local.get 1
- *         f64.mul)
- *     (func (param f64) (param f64) (result f64)
- *         local.get 0
- *         local.get 1
- *         f64.div)
- *     (export "add" (func 0))
- *     (export "sub" (func 1))
- *     (export "mul" (func 2))
- *     (export "div" (func 3))
- * )`;
- *
- *
- * const encoding = wcompile(program);
- * let exports = wrun(encoding);
- *
- * display_list(exports);
- *
- * const div = head(tail(exports));
- * exports = tail(tail(exports));
- * const mul = head(tail(exports));
- * exports = tail(tail(exports));
- * const sub = head(tail(exports));
- * exports = tail(tail(exports));
- * const add = head(tail(exports));
- *
- * display(div(10, -35));
- * display(mul(10, 12347));
- * display(sub(12347, 12347));
- * display(add(10, 0));
- * ```
- *
- *
- * @module wasm
- * @author Kim Yongbeom
- */
-export {
-  wcompile,
-  wrun,
-} from './wabt';
+/**
+ * WebAssembly Module for Source Academy, for developing with WebAssembly Text and Binaries.
+ *
+ * Examples:
+ * Simple 'add' library:
+ * ```wat
+ * import {wcompile, wrun} from "wasm";
+ *
+ * const program = `
+ * (module
+ *     (func (param f64) (param f64) (result f64)
+ *       local.get 0
+ *       local.get 1
+ *       f64.add)
+ *     (export "add" (func 0))
+ *   )
+ * `;
+ *
+ *
+ * const binary = wcompile(program);
+ * const exports = wrun(binary);
+ *
+ * display(binary);
+ * display_list(exports);
+ *
+ * const add_fn = head(tail(exports));
+ *
+ * display(add_fn(10, 35));
+ * ```
+ *
+ * 'Calculator Language':
+ * ```wat
+ * // Type your program in here!
+ * import {wcompile, wrun} from "wasm";
+ *
+ * const program = `
+ * (module
+ *     (func (param f64) (param f64) (result f64)
+ *         local.get 0
+ *         local.get 1
+ *         f64.add)
+ *     (func (param f64) (param f64) (result f64)
+ *         local.get 0
+ *         local.get 1
+ *         f64.sub)
+ *     (func (param f64) (param f64) (result f64)
+ *         local.get 0
+ *         local.get 1
+ *         f64.mul)
+ *     (func (param f64) (param f64) (result f64)
+ *         local.get 0
+ *         local.get 1
+ *         f64.div)
+ *     (export "add" (func 0))
+ *     (export "sub" (func 1))
+ *     (export "mul" (func 2))
+ *     (export "div" (func 3))
+ * )`;
+ *
+ *
+ * const encoding = wcompile(program);
+ * let exports = wrun(encoding);
+ *
+ * display_list(exports);
+ *
+ * const div = head(tail(exports));
+ * exports = tail(tail(exports));
+ * const mul = head(tail(exports));
+ * exports = tail(tail(exports));
+ * const sub = head(tail(exports));
+ * exports = tail(tail(exports));
+ * const add = head(tail(exports));
+ *
+ * display(div(10, -35));
+ * display(mul(10, 12347));
+ * display(sub(12347, 12347));
+ * display(add(10, 0));
+ * ```
+ *
+ *
+ * @module wasm
+ * @author Kim Yongbeom
+ */
+export {
+  wcompile,
+  wrun,
+} from './wabt';
diff --git a/src/bundles/wasm/wabt.ts b/src/bundles/wasm/wabt.ts
index a108fd1cfb..bdf5d5a0f8 100644
--- a/src/bundles/wasm/wabt.ts
+++ b/src/bundles/wasm/wabt.ts
@@ -1,23 +1,23 @@
-import { compile } from 'source-academy-wabt';
-import { objectToLinkedList } from 'source-academy-utils';
-
-/**
- * Compile a (hopefully valid) WebAssembly Text module to binary.
- * @param program program to compile
- * @returns an array of 8-bit unsigned integers.
- */
-export const wcompile = (program: string) => Array.from(compile(program));
-
-/**
- * Run a compiled WebAssembly Binary Buffer.
- * @param buffer an array of 8-bit unsigned integers to run
- * @returns a linked list of exports that the relevant WebAssembly Module exports
- */
-export const wrun = (buffer: number[] | Uint8Array) => {
-  if (buffer instanceof Array) {
-    buffer = new Uint8Array(buffer);
-  }
-
-  const exps = new WebAssembly.Instance(new WebAssembly.Module(buffer)).exports;
-  return objectToLinkedList(exps);
-};
+import { compile } from 'source-academy-wabt';
+import { objectToLinkedList } from 'source-academy-utils';
+
+/**
+ * Compile a (hopefully valid) WebAssembly Text module to binary.
+ * @param program program to compile
+ * @returns an array of 8-bit unsigned integers.
+ */
+export const wcompile = (program: string) => Array.from(compile(program));
+
+/**
+ * Run a compiled WebAssembly Binary Buffer.
+ * @param buffer an array of 8-bit unsigned integers to run
+ * @returns a linked list of exports that the relevant WebAssembly Module exports
+ */
+export const wrun = (buffer: number[] | Uint8Array) => {
+  if (buffer instanceof Array) {
+    buffer = new Uint8Array(buffer);
+  }
+
+  const exps = new WebAssembly.Instance(new WebAssembly.Module(buffer)).exports;
+  return objectToLinkedList(exps);
+};