Checks for each potential trigger token in pd whether it actually should cause indention.

needs_indention(pd, potential_triggers_pos, other_trigger_tokens = NULL)

## Arguments

pd

A parse table.

potential_triggers_pos

A vector with indices of the potential trigger tokens in pd.

other_trigger_tokens

Other tokens that are going to cause indention if on the same line as the token corresponding to potential_trigger and directly followed by a line break.