<p>In <a href="https://github.com/geany/geany-plugins/pull/322#discussion_r48687486">spellcheck/src/speller.c</a>:</p>
<pre style='color:#555'>>  
>    g_return_val_if_fail(sc_speller_dict != NULL, 0);
>    g_return_val_if_fail(doc != NULL, 0);
>    g_return_val_if_fail(line != NULL, 0);
>  
> +  /* add ' (single quote) temporarily to wordchars
> +   * to be able to check for "doesn't", "isn't" and similar */
> +  wordchars_len = scintilla_send_message(doc->editor->sci, SCI_GETWORDCHARS, 0, 0);
> +  wordchars_orig = g_malloc0(wordchars_len + 1);
> +  scintilla_send_message(doc->editor->sci, SCI_GETWORDCHARS, 0, (sptr_t)wordchars_orig);
> +  if (! strchr(wordchars_orig, '\''))
> +  {
> +          GString *wordchars_new = g_string_new(wordchars_orig);
</pre>
<p>Yeah, nice idea. What exactly do you mean by "whether it's a hot spot"?</p>

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