Method Prev

src/string.cpp:800–829

	}

	size_t Prev(IterType what) override
	{
		const auto begin = this->string.begin();
		/* Already at the beginning? */
		if (this->cur_pos == begin) return END;

		switch (what) {
			case ITER_CHARACTER:
				--this->cur_pos;
				return this->cur_pos.GetByteOffset();

			case ITER_WORD:
				/* Consume preceding whitespace. */
				do {
					--this->cur_pos;
				} while (this->cur_pos != begin && IsWhitespace(*this->cur_pos));
				/* Consume preceding word. */
				while (this->cur_pos != begin && !IsWhitespace(*this->cur_pos)) {
					--this->cur_pos;
				}
				/* Move caret back to the beginning of the word. */
				if (IsWhitespace(*this->cur_pos)) ++this->cur_pos;
				return this->cur_pos.GetByteOffset();

			default:
				NOT_REACHED();
		}

		return END;
	}
};

#if defined(WITH_COCOA) && !defined(STRGEN) && !defined(SETTINGSGEN)