Cleanup: Editors/Space/Text, Clang-Tidy else-after-return fixes

This addresses warnings from Clang-Tidy's `readability-else-after-return`
rule in the `source/blender/editors/space_text` module.

No functional changes.

source/blender/editors/space_text/space_text.c

@@ -256,7 +256,7 @@ static int text_context(const bContext *C, const char *member, bContextDataResul
     CTX_data_dir_set(result, text_context_dir);
     return 1;
   }
-  else if (CTX_data_equals(member, "edit_text")) {
+  if (CTX_data_equals(member, "edit_text")) {
     if (st->text != NULL) {
       CTX_data_id_pointer_set(result, &st->text->id);
     }

source/blender/editors/space_text/text_autocomplete.c

@@ -319,15 +319,12 @@ static int text_autocomplete_invoke(bContext *C, wmOperator *op, const wmEvent *
       ED_undo_push(C, op->type->name);
       return OPERATOR_FINISHED;
     }
-    else {
-      WM_event_add_modal_handler(C, op);
-      return OPERATOR_RUNNING_MODAL;
-    }
-  }
-  else {
-    text_autocomplete_free(C, op);
-    return OPERATOR_CANCELLED;
+
+    WM_event_add_modal_handler(C, op);
+    return OPERATOR_RUNNING_MODAL;
   }
+  text_autocomplete_free(C, op);
+  return OPERATOR_CANCELLED;
 }
 
 static int doc_scroll = 0;
@@ -590,10 +587,8 @@ static int text_autocomplete_modal(bContext *C, wmOperator *op, const wmEvent *e
     }
     return retval;
   }
-  else {
-    text_autocomplete_free(C, op);
-    return OPERATOR_FINISHED;
-  }
+  text_autocomplete_free(C, op);
+  return OPERATOR_FINISHED;
 }
 
 static void text_autocomplete_free(bContext *C, wmOperator *op)

source/blender/editors/space_text/text_draw.c

@@ -234,11 +234,10 @@ void wrap_offset(
     if (i - lines < 0) {
       break;
     }
-    else {
-      linep = linep->next;
-      (*offl) += lines - 1;
-      i -= lines;
-    }
+
+    linep = linep->next;
+    (*offl) += lines - 1;
+    i -= lines;
   }
 
   max = wrap_width(st, region);
@@ -849,9 +848,7 @@ int text_get_span_wrap(const SpaceText *st, ARegion *region, TextLine *from, Tex
 
     return ret;
   }
-  else {
-    return txt_get_span(from, to);
-  }
+  return txt_get_span(from, to);
 }
 
 int text_get_total_lines(SpaceText *st, ARegion *region)
@@ -1612,11 +1609,10 @@ void draw_text_main(SpaceText *st, ARegion *region)
         wrap_skip = st->top - wraplinecount;
         break;
       }
-      else {
-        wraplinecount += lines;
-        tmp = tmp->next;
-        linecount++;
-      }
+
+      wraplinecount += lines;
+      tmp = tmp->next;
+      linecount++;
     }
     else {
       tmp = tmp->next;

source/blender/editors/space_text/text_format.c

@@ -222,10 +222,9 @@ TextFormatType *ED_text_format_get(Text *text)
      * the "default" text format */
     return tft_lb.first;
   }
-  else {
-    /* Return the "default" text format */
-    return tft_lb.first;
-  }
+
+  /* Return the "default" text format */
+  return tft_lb.first;
 }
 
 bool ED_text_is_syntax_highlight_supported(Text *text)

source/blender/editors/space_text/text_format_lua.c

@@ -226,7 +226,7 @@ static void txtfmt_lua_format_line(SpaceText *st, TextLine *line, const bool do_
       continue;
     }
     /* Handle continuations */
-    else if (cont) {
+    if (cont) {
       /* Multi-line comments */
       if (cont & FMT_CONT_COMMENT_C) {
         if (*str == ']' && *(str + 1) == ']') {

source/blender/editors/space_text/text_format_osl.c

@@ -252,7 +252,7 @@ static void txtfmt_osl_format_line(SpaceText *st, TextLine *line, const bool do_
       continue;
     }
     /* Handle continuations */
-    else if (cont) {
+    if (cont) {
       /* C-Style comments */
       if (cont & FMT_CONT_COMMENT_C) {
         if (*str == '*' && *(str + 1) == '/') {

source/blender/editors/space_text/text_format_pov.c

@@ -825,7 +825,7 @@ static void txtfmt_pov_format_line(SpaceText *st, TextLine *line, const bool do_
       continue;
     }
     /* Handle continuations */
-    else if (cont) {
+    if (cont) {
       /* C-Style comments */
       if (cont & FMT_CONT_COMMENT_C) {
         if (*str == '*' && *(str + 1) == '/') {

source/blender/editors/space_text/text_format_pov_ini.c

@@ -410,7 +410,7 @@ static void txtfmt_pov_ini_format_line(SpaceText *st, TextLine *line, const bool
       continue;
     }
     /* Handle continuations */
-    else if (cont) {
+    if (cont) {
       /* Multi-line comments */
       if (cont & FMT_CONT_COMMENT_C) {
         if (*str == ']' && *(str + 1) == ']') {

source/blender/editors/space_text/text_format_py.c

@@ -376,7 +376,7 @@ static void txtfmt_py_format_line(SpaceText *st, TextLine *line, const bool do_n
       continue;
     }
     /* Handle continuations */
-    else if (cont) {
+    if (cont) {
       /* Triple strings ("""...""" or '''...''') */
       if (cont & FMT_CONT_TRIPLE) {
         find = (cont & FMT_CONT_QUOTEDOUBLE) ? '"' : '\'';

source/blender/editors/space_text/text_ops.c

@@ -3012,7 +3012,7 @@ static void text_cursor_set_to_pos_wrapped(
           break;
           /* Exactly at the cursor */
         }
-        else if (y == 0 && i - start <= x && i + columns - start > x) {
+        if (y == 0 && i - start <= x && i + columns - start > x) {
           /* current position could be wrapped to next line */
           /* this should be checked when end of current line would be reached */
           charp = curs = j;
@@ -3471,21 +3471,20 @@ static int text_insert_invoke(bContext *C, wmOperator *op, const wmEvent *event)
     if ((event->ctrl || event->oskey) && !event->utf8_buf[0]) {
       return OPERATOR_PASS_THROUGH;
     }
-    else {
-      char str[BLI_UTF8_MAX + 1];
-      size_t len;
 
-      if (event->utf8_buf[0]) {
-        len = BLI_str_utf8_size_safe(event->utf8_buf);
-        memcpy(str, event->utf8_buf, len);
-      }
-      else {
-        /* in theory, ghost can set value to extended ascii here */
-        len = BLI_str_utf8_from_unicode(event->ascii, str);
-      }
-      str[len] = '\0';
-      RNA_string_set(op->ptr, "text", str);
+    char str[BLI_UTF8_MAX + 1];
+    size_t len;
+
+    if (event->utf8_buf[0]) {
+      len = BLI_str_utf8_size_safe(event->utf8_buf);
+      memcpy(str, event->utf8_buf, len);
     }
+    else {
+      /* in theory, ghost can set value to extended ascii here */
+      len = BLI_str_utf8_from_unicode(event->ascii, str);
+    }
+    str[len] = '\0';
+    RNA_string_set(op->ptr, "text", str);
   }
 
   ret = text_insert_exec(C, op);
@@ -3673,9 +3672,7 @@ static int text_replace_exec(bContext *C, wmOperator *op)
   if (replace_all) {
     return text_replace_all(C);
   }
-  else {
-    return text_find_and_replace(C, op, TEXT_REPLACE);
-  }
+  return text_find_and_replace(C, op, TEXT_REPLACE);
 }
 
 void TEXT_OT_replace(wmOperatorType *ot)