templater: consistently join() string-like object per character (BC)
The old behavior was copied from join() of a lazy generator string, which
was unified to the behavior of join() of a byte string by the previous patch.
This patch fixes the mappable type to do the same.
BasedOnStyle: LLVM
IndentWidth: 8
UseTab: ForIndentation
BreakBeforeBraces: Linux
AllowShortIfStatementsOnASingleLine: false
IndentCaseLabels: false
AllowShortBlocksOnASingleLine: false
AllowShortFunctionsOnASingleLine: false
IncludeCategories:
- Regex: '^<'
Priority: 1
- Regex: '^"'
Priority: 2