JoBoEVD/UglifyJS
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fix parser bugs & CLI reporting (#1827)

Browse Source 
fixes #1825
This commit is contained in:
Alex Lam S.L
2017-04-19 04:27:13 +08:00
committed by GitHub
parent 28cfb65c47
commit b4b9305db0
8 changed files with 101 additions and 26 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
lib/parse.js
View File

@@ -111,7 +111,7 @@ var WHITESPACE_CHARS = makePredicate(characters(" \u00a0\n\r\t\f\u000b\u200b\u20
var NEWLINE_CHARS = makePredicate(characters("\n\r\u2028\u2029"));
var PUNC_BEFORE_EXPRESSION = makePredicate(characters("[{(,.;:"));
var PUNC_BEFORE_EXPRESSION = makePredicate(characters("[{(,;:"));
var PUNC_CHARS = makePredicate(characters("[]{}(),;:"));
@@ -1353,14 +1353,15 @@ function parse($TEXT, options) {
function as_property_name() {
var tmp = S.token;
next();
switch (tmp.type) {
case "operator":
if (!KEYWORDS(tmp.value)) unexpected();
case "num":
case "string":
case "name":
case "operator":
case "keyword":
case "atom":
next();
return tmp.value;
default:
unexpected();
@@ -1369,16 +1370,9 @@ function parse($TEXT, options) {
function as_name() {
var tmp = S.token;
if (tmp.type != "name") unexpected();
next();
switch (tmp.type) {
case "name":
case "operator":
case "keyword":
case "atom":
return tmp.value;
default:
unexpected();
}
return tmp.value;
};
function _make_symbol(type) {
@@ -1439,14 +1433,14 @@ function parse($TEXT, options) {
if (is("operator") && UNARY_PREFIX(start.value)) {
next();
handle_regexp();
var ex = make_unary(AST_UnaryPrefix, start.value, maybe_unary(allow_calls));
var ex = make_unary(AST_UnaryPrefix, start, maybe_unary(allow_calls));
ex.start = start;
ex.end = prev();
return ex;
}
var val = expr_atom(allow_calls);
while (is("operator") && UNARY_POSTFIX(S.token.value) && !S.token.nlb) {
val = make_unary(AST_UnaryPostfix, S.token.value, val);
val = make_unary(AST_UnaryPostfix, S.token, val);
val.start = start;
val.end = S.token;
next();
@@ -1454,9 +1448,10 @@ function parse($TEXT, options) {
return val;
};
function make_unary(ctor, op, expr) {
function make_unary(ctor, token, expr) {
var op = token.value;
if ((op == "++" || op == "--") && !is_assignable(expr))
croak("Invalid use of " + op + " operator", null, ctor === AST_UnaryPrefix ? expr.start.col - 1 : null);
croak("Invalid use of " + op + " operator", token.line, token.col, token.pos);
return new ctor({ operator: op, expression: expr });
};