Rebol Programming/in-dir

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USAGE:[edit | edit source]

IN-DIR dir block 

DESCRIPTION:[edit | edit source]

Evaluate a block while in a directory.

IN-DIR is a function value.

ARGUMENTS:[edit | edit source]

  • dir -- Directory to change to (changed back after) (Type: file)
  • block -- Block to evaluate (Type: block)

(SPECIAL ATTRIBUTES)[edit | edit source]

  • throw

SOURCE CODE[edit | edit source]

in-dir: func [
  "Evaluate a block while in a directory." 
  [throw] 
  dir [file!] "Directory to change to (changed back after)" 
  block [block!] "Block to evaluate" 
  /local old-dir
][
  old-dir: what-dir 
  change-dir dir 
  also do block change-dir old-dir
]