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-rw-r--r--tools/node_modules/eslint/node_modules/@babel/helper-simple-access/lib/index.js88
1 files changed, 41 insertions, 47 deletions
diff --git a/tools/node_modules/eslint/node_modules/@babel/helper-simple-access/lib/index.js b/tools/node_modules/eslint/node_modules/@babel/helper-simple-access/lib/index.js
index 9d1e1be577..90680f58a4 100644
--- a/tools/node_modules/eslint/node_modules/@babel/helper-simple-access/lib/index.js
+++ b/tools/node_modules/eslint/node_modules/@babel/helper-simple-access/lib/index.js
@@ -17,21 +17,45 @@ const {
unaryExpression
} = _t;
const simpleAssignmentVisitor = {
- UpdateExpression: {
+ AssignmentExpression: {
exit(path) {
const {
scope,
- bindingNames,
- includeUpdateExpression
+ seen,
+ bindingNames
} = this;
- if (!includeUpdateExpression) {
+ if (path.node.operator === "=") return;
+ if (seen.has(path.node)) return;
+ seen.add(path.node);
+ const left = path.get("left");
+ if (!left.isIdentifier()) return;
+ const localName = left.node.name;
+ if (!bindingNames.has(localName)) return;
+ if (scope.getBinding(localName) !== path.scope.getBinding(localName)) {
return;
}
+ const operator = path.node.operator.slice(0, -1);
+ if (LOGICAL_OPERATORS.includes(operator)) {
+ path.replaceWith(logicalExpression(operator, path.node.left, assignmentExpression("=", cloneNode(path.node.left), path.node.right)));
+ } else {
+ path.node.right = binaryExpression(operator, cloneNode(path.node.left), path.node.right);
+ path.node.operator = "=";
+ }
+ }
+ }
+};
+{
+ simpleAssignmentVisitor.UpdateExpression = {
+ exit(path) {
+ if (!this.includeUpdateExpression) return;
+ const {
+ scope,
+ bindingNames
+ } = this;
const arg = path.get("argument");
if (!arg.isIdentifier()) return;
const localName = arg.node.name;
if (!bindingNames.has(localName)) return;
-
if (scope.getBinding(localName) !== path.scope.getBinding(localName)) {
return;
}
@@ -46,52 +70,22 @@ const simpleAssignmentVisitor = {
path.scope.push({
id: old
});
- const binary = binaryExpression(path.node.operator[0], identifier(varName),
- numericLiteral(1));
-
+ const binary = binaryExpression(path.node.operator[0], identifier(varName), numericLiteral(1));
path.replaceWith(sequenceExpression([assignmentExpression("=", identifier(varName), unaryExpression("+", arg.node)), assignmentExpression("=", cloneNode(arg.node), binary), identifier(varName)]));
}
}
- },
- AssignmentExpression: {
- exit(path) {
- const {
- scope,
- seen,
- bindingNames
- } = this;
- if (path.node.operator === "=") return;
- if (seen.has(path.node)) return;
- seen.add(path.node);
- const left = path.get("left");
- if (!left.isIdentifier()) return;
-
- const localName = left.node.name;
- if (!bindingNames.has(localName)) return;
-
- if (scope.getBinding(localName) !== path.scope.getBinding(localName)) {
- return;
- }
- const operator = path.node.operator.slice(0, -1);
- if (LOGICAL_OPERATORS.includes(operator)) {
- path.replaceWith(logicalExpression(
- operator, path.node.left, assignmentExpression("=", cloneNode(path.node.left), path.node.right)));
- } else {
- path.node.right = binaryExpression(
- operator, cloneNode(path.node.left), path.node.right);
- path.node.operator = "=";
- }
- }
+ };
+}
+function simplifyAccess(path, bindingNames) {
+ {
+ var _arguments$;
+ path.traverse(simpleAssignmentVisitor, {
+ scope: path.scope,
+ bindingNames,
+ seen: new WeakSet(),
+ includeUpdateExpression: (_arguments$ = arguments[2]) != null ? _arguments$ : true
+ });
}
-};
-function simplifyAccess(path, bindingNames,
-includeUpdateExpression = true) {
- path.traverse(simpleAssignmentVisitor, {
- scope: path.scope,
- bindingNames,
- seen: new WeakSet(),
- includeUpdateExpression
- });
}
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