babel-plugin-transform-bigint - npm Package Compare versions

Comparing version 1.0.20 to 1.0.21

__tests__/index-test.js

@@ -153,2 +153,3 @@ // to run this test file use `npx jest` in the parent folder or `npm run test`
     }
+    export {f1, f2, f3, f4, f5};
   `;
@@ -243,2 +244,3 @@ const {code} = babel.transform(example, {plugins: [plugin]});
     }
+    export default f;
   `;
@@ -248,1 +250,24 @@ const {code} = babel.transform(example, {plugins: [plugin]});
 });
+
+it('internal number function', function () {
+  const example = `
+    function f(a) {
+      return a * a;
+    }
+    console.log(f(3));
+  `;
+  const {code} = babel.transform(example, {plugins: [plugin]});
+  expect(code).toMatchSnapshot();
+});
+
+it('internal bigint function', function () {
+  const example = `
+    function f(a) {
+      return a * a;
+    }
+    console.log(f(3n));
+  `;
+  const {code} = babel.transform(example, {plugins: [plugin]});
+  expect(code).toMatchSnapshot();
+});
+

index.js

@@ -163,2 +163,40 @@ // see https://github.com/babel/babel/pull/6015
         }
+        if (binding.path.node.type === 'Identifier' && binding.path.parentPath.node.type === 'FunctionDeclaration') {
+          //console.log(binding.path.parentPath.node, '!!!');
+          const functionPath = binding.path.parentPath;
+          const id = functionPath.get('id');
+          const functionBinding = functionPath.scope.getBinding(id.node.name);
+          if (functionBinding != null) {
+            let argIsBigInt = undefined;
+            //TODO: check no exports
+            for (const path of functionBinding.referencePaths) {
+              //console.log('function call: ' + path.parentPath + '', path.parentPath);
+              const functionCall = path.parentPath;
+              if (types.isCallExpression(functionCall)) {
+                //TODO: check arguments
+                const args = functionCall.get('arguments');
+                for (let i = 0; i < args.length; i += 1) {
+                  const a = args[i];
+                  //console.log('arg', a);
+                  const t = canBeBigInt(a);
+                  if (t === false && (argIsBigInt == undefined || argIsBigInt === 'false')) {
+                    argIsBigInt = 'false';
+                  } else if (t === JSBI && (argIsBigInt == undefined || argIsBigInt === 'true')) {
+                    argIsBigInt = 'true';
+                  } else {
+                    argIsBigInt = 'NO';
+                  }
+                }
+              } else {
+                argIsBigInt = 'NO';
+              }
+            }
+            if (argIsBigInt === 'false') {
+              return false;
+            }
+            if (argIsBigInt === 'true') {
+              return JSBI;
+            }
+          }
+        }
       } else {
@@ -165,0 +203,0 @@ if (path.node.name === 'undefined') {

package.json

 {
   "name": "babel-plugin-transform-bigint",
-  "version": "1.0.20",
+  "version": "1.0.21",
   "description": "A plugin for babel to transform `x * y` into something like `JSBI.multiply(x, y)` to support bigints.",
@@ -5,0 +5,0 @@ "main": "index.js",

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Total package byte prevSize

49813

increased by5.61%

Lines of code

866

increased by7.44%

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