Return in child parsing as soon as the match was made.

As soon as we found the current key for which the value should be handled we can return
from the function to save some string comparisons.

i3bar/src/child.c

@@ -181,10 +181,13 @@ static int stdin_boolean(void *context, int val) {
     parser_ctx *ctx = context;
     if (strcasecmp(ctx->last_map_key, "urgent") == 0) {
         ctx->block.urgent = val;
+        return 1;
     }
     if (strcasecmp(ctx->last_map_key, "separator") == 0) {
         ctx->block.no_separator = !val;
+        return 1;
     }
+
     return 1;
 }
 
@@ -192,15 +195,19 @@ static int stdin_string(void *context, const unsigned char *val, size_t len) {
     parser_ctx *ctx = context;
     if (strcasecmp(ctx->last_map_key, "full_text") == 0) {
         ctx->block.full_text = i3string_from_markup_with_length((const char *)val, len);
+        return 1;
     }
     if (strcasecmp(ctx->last_map_key, "short_text") == 0) {
         ctx->block.short_text = i3string_from_markup_with_length((const char *)val, len);
+        return 1;
     }
     if (strcasecmp(ctx->last_map_key, "color") == 0) {
         sasprintf(&(ctx->block.color), "%.*s", len, val);
+        return 1;
     }
     if (strcasecmp(ctx->last_map_key, "markup") == 0) {
         ctx->block.is_markup = (len == strlen("pango") && !strncasecmp((const char *)val, "pango", strlen("pango")));
+        return 1;
     }
     if (strcasecmp(ctx->last_map_key, "align") == 0) {
         if (len == strlen("center") && !strncmp((const char *)val, "center", strlen("center"))) {
@@ -210,24 +217,30 @@ static int stdin_string(void *context, const unsigned char *val, size_t len) {
         } else {
             ctx->block.align = ALIGN_LEFT;
         }
-    } else if (strcasecmp(ctx->last_map_key, "min_width") == 0) {
+        return 1;
+    }
+    if (strcasecmp(ctx->last_map_key, "min_width") == 0) {
         char *copy = (char *)malloc(len + 1);
         strncpy(copy, (const char *)val, len);
         copy[len] = 0;
         ctx->block.min_width_str = copy;
+        return 1;
     }
     if (strcasecmp(ctx->last_map_key, "name") == 0) {
         char *copy = (char *)malloc(len + 1);
         strncpy(copy, (const char *)val, len);
         copy[len] = 0;
         ctx->block.name = copy;
+        return 1;
     }
     if (strcasecmp(ctx->last_map_key, "instance") == 0) {
         char *copy = (char *)malloc(len + 1);
         strncpy(copy, (const char *)val, len);
         copy[len] = 0;
         ctx->block.instance = copy;
+        return 1;
     }
+
     return 1;
 }
 
@@ -235,10 +248,13 @@ static int stdin_integer(void *context, long long val) {
     parser_ctx *ctx = context;
     if (strcasecmp(ctx->last_map_key, "min_width") == 0) {
         ctx->block.min_width = (uint32_t)val;
+        return 1;
     }
     if (strcasecmp(ctx->last_map_key, "separator_block_width") == 0) {
         ctx->block.sep_block_width = (uint32_t)val;
+        return 1;
     }
+
     return 1;
 }