ag: tokenize values (#1618)

pages/common/ag.md

@@ -4,24 +4,24 @@
 
 - Find files containing "foo", and print the line matches in context:
 
-`ag foo`
+`ag {{foo}}`
 
 - Find files containing "foo", but only list the filenames:
 
-`ag -l foo`
+`ag -l {{foo}}`
 
 - Find files containing "FOO" case-insensitively, and print only the match, rather than the whole line:
 
-`ag -i -o FOO`
+`ag -i -o {{FOO}}`
 
 - Find "foo" in files with a name matching "bar":
 
-`ag foo -G bar`
+`ag {{foo}} -G {{bar}}`
 
 - Find files whose contents match a regular expression:
 
-`ag '^ba(r|z)$'`
+`ag '{{^ba(r|z)$}}'`
 
 - Find files with a name matching "foo":
 
-`ag -g foo`
+`ag -g {{foo}}`