My Statamic-generated page titles have been a mess because of extra whitespace and line breaks, which I eventually decided was unacceptable. I took inspiration from a Twig extension for killwhite, which removes excessive spaces and trims out tabs and returns.
So this...
<title>
{{ if title != 'Home' AND title != '' }}{{ title }} | {{ endif }}
{{ if taxonomy_name }}{{ taxonomy_name|title }} | {{ endif }}
{{ if get:page }}Page {{ get:page }} | {{ endif }}
{{ _site_name }}{{ if title == 'Home' }}: {{ _site_tagline }}{{ endif }}
</title>
...which might have generated...
<title>
Some Post |
Working Concept
</title>
...just gets wrapped with a {{ killwhite }}
tag...
<title>{{ killwhite }}
{{ if title != 'Home' AND title != '' }}{{ title }} | {{ endif }}
{{ if taxonomy_name }}{{ taxonomy_name|title }} | {{ endif }}
{{ if get:page }}Page {{ get:page }} | {{ endif }}
{{ _site_name }}{{ if title == 'Home' }}: {{ _site_tagline }}{{ endif }}
{{ /killwhite }}</title>
...and the result is beauty we can all appreciate:
<title>Some Post | Working Concept</title>