remove extraneous spaces between ++/+/--/-

fixes #1377 closes #1488
2017-02-18 19:33:53 +08:00
parent c06a50f338
commit ac0b61ed6e
2 changed files with 492 additions and 2 deletions
--- a/lib/output.js
+++ b/lib/output.js
@@ -254,8 +254,9 @@ function OutputStream(options) {
        if (might_need_space) {
            var prev = last_char();
            if ((is_identifier_char(prev)
-                 && (is_identifier_char(ch) || ch == "\\"))
-                || (/^[\+\-\/]$/.test(ch) && ch == prev))
+                    && (is_identifier_char(ch) || ch == "\\"))
+                || (ch == "/" && ch == prev)
+                || ((ch == "+" || ch == "-") && ch == last))
            {
                OUTPUT += " ";
                current_col++;