diff --git a/src/str.c b/src/str.c
index b4725eb..73bb911 100644
--- a/src/str.c
+++ b/src/str.c
@@ -29,7 +29,7 @@ static char *program_name = "str";
 static struct {
 	char *name;
 	int (*f)(int);
-}ctypes[] = {
+} ctypes[] = {
 	{ "isalnum", isalnum },
 	{ "isalpha", isalpha },
 	{ "isblank", isblank },
@@ -49,27 +49,33 @@ int main(int argc, char *argv[]){
 	int i;
 	int r;
 
-	if(argc >= 3){
-		for(ctype = 0; ctype < (sizeof ctypes) / (sizeof *ctypes);
-				++ctype)
-			if(strcmp(argv[1], ctypes[ctype].name) == 0)
+	if (argc >= 3) {
+		for (ctype = 0; ctype < (sizeof ctypes) / (sizeof *ctypes); ++ctype) {
+			if(strcmp(argv[1], ctypes[ctype].name) == 0) {
 				goto pass;
+			}
+		}
 	}
 
-	fprintf(stderr, "Usage: %s type string...\n",
-		argv[0] == NULL ? program_name : argv[0]);
+	fprintf(
+		stderr,
+		"Usage: %s type string...\n",
+		argv[0] == NULL ? program_name : argv[0]
+	);
 
 	return EX_USAGE;
 
-pass:	for(argv += 2, r = 1; *argv != NULL; ++argv)
-		for(i = 0; argv[0][i] != '\0'; ++i)
+pass:	for (argv += 2, r = 1; *argv != NULL; ++argv) {
+		for (i = 0; argv[0][i] != '\0'; ++i) {
 			/* First checks if argv[0][i] is valid ASCII; ctypes(3)
 			 * don't handle non-ASCII.
 			 * This is bad. */
-			if((unsigned char)argv[0][i] < 0x80 && !ctypes[ctype].f(argv[0][i]))
-				return 1;
-			else
-				r = 0;
+			if(
+				(unsigned char)argv[0][i] < 0x80 && !ctypes[ctype].f(argv[0][i])
+			) { return 1; }
+			else { r = 0; }
+		}
+	}
 
 	return r;
 }