Merge pull request #27 from dolik-rce/backslash-escape

Support escaped backslash
arithy · Apr 2, 2021 · aaddff5 · aaddff5
2 parents f40f083 + 51aee69
commit aaddff5
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Showing 4 changed files with 4 additions and 3 deletions.
diff --git a/src/packcc.c b/src/packcc.c
@@ -591,6 +591,7 @@ static bool_t unescape_string(char *str) {
             i++;
             switch (str[i]) {
             case '\0': str[j++] = '\\'; str[j] = '\0'; return FALSE;
+            case '\\': str[j++] = '\\'; break;
             case '0': str[j++] = '\x00'; break;
             case 'a': str[j++] = '\x07'; break;
             case 'b': str[j++] = '\x08'; break;

diff --git a/tests/strings.d/expected-escapes.txt b/tests/strings.d/expected-escapes.txt
@@ -1 +1 @@
-	=€
+\	=€
diff --git a/tests/strings.d/input-escapes.txt b/tests/strings.d/input-escapes.txt
@@ -1 +1 @@
-	=€
+\	=€
diff --git a/tests/strings.d/input.peg b/tests/strings.d/input.peg
@@ -3,5 +3,5 @@ TOKEN <- (HELLO / WORLD / SMILEY / ESCAPES) { PRINT($0); }
 HELLO <- "Hello"
 WORLD <- 'world'
 SMILEY <- "😊"
-ESCAPES <- '\a\b\f\t\v\x3d\u20AC\r\n'
+ESCAPES <- '\\\a\b\f\t\v\x3d\u20AC\r\n'
 _ <- ' ' / '\n'