cerxes/babel
3
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Throw error when exporting non-declaration (#241)

Browse Source 
* Throw error when exporting non-declaration

fixes #238

* Do check ahead of parsing export statement
This commit is contained in:
Kai Cataldo
2016-12-01 15:03:13 -05:00
committed by Daniel Tschinder
parent 5630380026
commit 5fb4353778
32 changed files with 852 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
src/parser/statement.js
View File

@@ -848,7 +848,7 @@ pp.parseExport = function (node) {
if (needsSemi) this.semicolon();
this.checkExport(node, true, true);
return this.finishNode(node, "ExportDefaultDeclaration");
} else if (this.state.type.keyword || this.shouldParseExportDeclaration()) {
} else if (this.shouldParseExportDeclaration()) {
node.specifiers = [];
node.source = null;
node.declaration = this.parseExportDeclaration(node);
@@ -901,8 +901,13 @@ pp.parseExportFrom = function (node, expect?) {
this.semicolon();
};
pp.shouldParseExportDeclaration = function () {
return this.isContextual("async");
pp.shouldParseExportDeclaration = function (): boolean {
return this.state.type.keyword === "var"
|| this.state.type.keyword === "const"
|| this.state.type.keyword === "let"
|| this.state.type.keyword === "function"
|| this.state.type.keyword === "class"
|| this.isContextual("async");
};
pp.checkExport = function (node, checkNames, isDefault) {