diff options
Diffstat (limited to 'lib/parse.js')
| -rw-r--r-- | lib/parse.js | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/parse.js b/lib/parse.js index abbf2df4..3a1f809b 100644 --- a/lib/parse.js +++ b/lib/parse.js @@ -1092,7 +1092,7 @@ function parse($TEXT, options) { function switch_body_() { expect("{"); - var a = [], cur = null, branch = null, tmp; + var a = [], branch, cur, default_branch, tmp; while (!is("punc", "}")) { if (is("eof")) expect_token("punc", "}"); if (is("keyword", "case")) { @@ -1107,12 +1107,14 @@ function parse($TEXT, options) { expect(":"); } else if (is("keyword", "default")) { if (branch) branch.end = prev(); + if (default_branch) croak("More than one default clause in switch statement"); cur = []; branch = new AST_Default({ start : (tmp = S.token, next(), expect(":"), tmp), body : cur }); a.push(branch); + default_branch = branch; } else { if (!cur) unexpected(); cur.push(statement()); |