2 400   0 + # Use lexer.bash.command.substitution=2 to style command substitution
 0 401   0 | # so that both the scope of the command and the internal structure are visible.
 1 400   0   
 0 400   0   # Nested command
 0 400   0   $(ls -la$(ls *.c))
 1 400   0   
 0 400   0   # Check strings and backticks in command
 0 400   0   echo $('ls' "." `ls` $'.' $".")
 1 400   0   
 0 400   0   PROJECT_DIR=$(rlwrap -S "Enter source path: " -e '' -i -o cat)
 1 400   0   
 0 400   0   # Multiple nesting levels
 0 400   0   $(ls -la$(ls $(c) $'*.c' ` $(${s})`))
 1 400   0   
 0 400   0   # Multi-line
 0 400   0   $(ls |
 0 400   0   more)
 1 400   0   
 0 400   0   $(
 0 400   0   `x`
 0 400   0   "x"
 0 400   0   `ls`
 0 400   0   $'x'
 0 400   0   $"x"
 0 400   0   )
 0 400   0   #end -- checks termination of previous
 0 400   0