Tests and fixes for url_encode

src/noh.h

@@ -156,9 +156,21 @@ typedef enum {
     NOH_ERROR,
 } Noh_Log_Level;
 
+// Options that can alter the behavior of noh_log.
+typedef struct {
+    // Whether to write a line feed at the end of a log message. Default is true.
+    bool write_lf;
+
+    // Whether to write a line feed at the end of a log message. Default is true.
+    bool write_prefix;
+} Noh_Log_Options;
+
 // Writes a formatted log message to stderr with the provided log level.
 void noh_log(Noh_Log_Level level, const char *fmt, ...);
 
+// Returns a pointer to the noh_log options.
+Noh_Log_Options *noh_log_get_opts();
+
 ///////////////////////// Dynamic array /////////////////////////
 
 #define NOH_DA_INIT_CAP 256
@@ -609,27 +621,36 @@ void noh_time_add(struct timespec *time, int seconds, long milliseconds) {
 
 ///////////////////////// Logging /////////////////////////
 
+Noh_Log_Options *noh_log_get_opts() {
+    static Noh_Log_Options opts = { .write_lf = true, .write_prefix = true, };
+    return &opts;
+}
+
 void noh_log(Noh_Log_Level level, const char *fmt, ...)
 {
-    switch (level) {
-        case NOH_INFO:
-            fprintf(stderr, "[INFO] ");
-            break;
-        case NOH_WARNING:
-            fprintf(stderr, "[WARNING] ");
-            break;
-        case NOH_ERROR:
-            fprintf(stderr, "[ERROR] ");
-            break;
-        default:
-            noh_assert(false && "Invalid log level");
+    Noh_Log_Options *opts = noh_log_get_opts();
+
+    if (opts->write_prefix) {
+        switch (level) {
+            case NOH_INFO:
+                fprintf(stderr, "[INFO] ");
+                break;
+            case NOH_WARNING:
+                fprintf(stderr, "[WARNING] ");
+                break;
+            case NOH_ERROR:
+                fprintf(stderr, "[ERROR] ");
+                break;
+            default:
+                noh_assert(false && "Invalid log level");
+        }
     }
 
     va_list args;
     va_start(args, fmt);
     vfprintf(stderr, fmt, args);
     va_end(args);
-    fprintf(stderr, "\n");
+    if (opts->write_lf) fprintf(stderr, "\n");
 }
 
 ///////////////////////// Arena /////////////////////////

src/path.c

@@ -3,7 +3,7 @@
 static inline bool byte_is_url_safe(char c) {
     return (c >= 'A' && c <= 'Z')
         || (c >= 'a' && c <= 'z')
-        || (c >= '0' && c <+ '9')
+        || (c >= '0' && c <= '9')
         || (c >= '(' && c <= '*')
         || c == '!' || c == '-'
         || c == '.' || c == '_';
@@ -15,12 +15,12 @@ static bool needs_encoding(Noh_String string, int *unsafe_count) {
     *unsafe_count = 0;
     bool safe = true ;
     for (size_t i = 0; i < string.count; i++) {
-        bool needs_encode = byte_is_url_safe(string.elems[i]);
+        bool needs_encode = !byte_is_url_safe(string.elems[i]);
         if (needs_encode || string.elems[i] == ' ') safe = false;
         if (needs_encode) (*unsafe_count)++;
     }
 
-    return safe;
+    return !safe;
 }
 
 static inline char to_char_lower(int value) {
@@ -55,6 +55,8 @@ void url_encode(Noh_String *string) {
             noh_da_append(&result, '%');
             noh_da_append(&result, to_char_lower(cur >> 4));
             noh_da_append(&result, to_char_lower(cur));
+        } else {
+            noh_da_append(&result, cur);
         }
     }