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Don't mix strings with directives in output

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* Don't interpret strings with escaped content as directive
 * Don't interpret strings after empty statement as directive
 * Adapt output to prevent strings being represent as directive
 * Introduce UGLIFY_DEBUG to allow internal testing like EXPECT_DIRECTIVE
This commit is contained in:
Anthony Van de Gejuchte
2016-06-13 21:11:08 +02:00
committed by Richard van Velzen
parent d7971ba0e4
commit 2149bfb707
8 changed files with 361 additions and 15 deletions
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8
lib/parse.js
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@@ -815,9 +815,10 @@ function parse($TEXT, options) {
handle_regexp();
switch (S.token.type) {
case "string":
if (S.in_directives) {
if (is_token(peek(), "punc", ";") || peek().nlb) {
S.input.add_directive(S.token.raw.substr(1, S.token.raw.length - 2));
var dir = false;
if (S.in_directives === true) {
if ((is_token(peek(), "punc", ";") || peek().nlb) && S.token.raw.indexOf("\\") === -1) {
S.input.add_directive(S.token.value);
} else {
S.in_directives = false;
}
@@ -855,6 +856,7 @@ function parse($TEXT, options) {
case "(":
return simple_statement();
case ";":
S.in_directives = false;
next();
return new AST_EmptyStatement();
default: