examples/examples-construct-operator.R

In TerseTears/tyecon: Assemble functions and results with ease

# use the pipe to build data in steps:
testdf <- tibble::tribble(
  ~x, ~y,
  3, 2,
  5, 9,
  12, 8
)
testdf %$>% {
  minx <- min(x)
  miny <- min(y)
  minxy <- min(minx, miny)
}

# use the dot pronoun to refer to the entire data
c(5, 9, 10) %$>% {
  min <- min(.)
  max <- max(.)
  whole <- .
}

# use curly braces for multiline instructions
testdf %$>% {
  minxy <- {
    minx <- min(x)
    miny <- min(y)
    min(minx, miny)
  }
  maxall <- max(.)
  minall <- min(.)
}

# Result of unnamed instructions are used as is
testdf %$>% {
  xval <- x
  list(minx = min(x), miny = min(y), 12)
}