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R.utils (version 0.9.7)

Various programming utilities

Description

This package provides utility classes and methods useful when programming in R and developing R packages.

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Version

Install

install.packages('R.utils')

Monthly Downloads

226,490

Version

0.9.7

License

LGPL version 2.1 or newer (the releases)

Maintainer

Henrik Bengtsson

Last Published

February 24th, 2025

Functions in R.utils (0.9.7)

System

Static class to query information about the system

Call hook functions by hook name

equals.Verbose

Checks if this object is equal to another

asInt.Java

Converts an numeric to a Java integer

findGhostscript.System

Searches for the ghostview binary on the current system

cat.Verbose

Concatenates and prints objects if above threshold

getCharacters.Arguments

Coerces to a character vector and validates

getIndices.Arguments

Coerces to a integer vector and validates

Non-documented objects

parseDebian.System

Parses a string, file or connection for Debian formatted parameters

SmartComments

Abstract class SmartComments

validate.VComments

Validates the compiled lines

getThreshold.Verbose

Gets current verbose threshold

writeShort.Java

Writes a short (16 bits) to a connection in Java format

isVisible.NullVerbose

Checks if a certain verbose level will be shown or not

as.character.binmode

Converts a binary/octal/hexadecimal number into a string

as.character.GString

Gets the processed character string

print.Verbose

Prints objects if above threshold

as.character.Options

Returns a character string version of this object

isAbsolutePath

Checks if this pathname is absolute

hasOption.Options

Checks if an option exists

FileProgressBar

A progress bar that sets the size of a file accordingly

finalizeSession

Function to call for finalizing the R session

VComments

The VComments class

openBrowser.System

Opens an HTML document using the OS default HTML browser

as.logical.Verbose

Gets a logical value of this object

setTimestampFormat.Verbose

Sets the default timestamp format

print.GString

Prints the processed GString

convertComment.VComments

Converts a verbose comment to R code

Sys.setenv

intToBin

Converts an integer to a binary/octal/hexadecimal number

convertComment.SmartComments

Converts a single smart comment to R code

readByte.Java

Reads a Java formatted byte (8 bits) from a connection

Gets a numeric value of this object

updateLabels.TextStatusBar

Sets the new values of given labels and updates the status bar

MultiVerbose

A Verbose class ignoring everything

filePath

Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf

getBarString.ProgressBar

Gets the progress bar string to be displayed

writeRaw.MultiVerbose

Writes to each of the Verbose objects

exit.Verbose

Writes a message and unindents the following output

ProgressBar

Provides text based counting progress bar

ruler.Verbose

Writes a ruler

getLogicals.Arguments

Coerces to a logical vector and validates

saveAnywhere.Settings

Saves settings to file

getVector.Arguments

Validates a vector

capture.Verbose

Captures output of a function

NullVerbose

A Verbose class ignoring everything

timestamp.Verbose

Writes a timestamp

isFile

Checks if the file specification is a file

as.character.Verbose

Returns a character string version of this object

unwrap.array

Unwrap an array, matrix or a vector to an array of more dimensions

sourceTo

Parses and evaluates code from a file or a connection

getBuiltinOs.GString

Gets the operating system of the running machine

getIntegers.Arguments

Coerces to a integer vector and validates

callHooks.function

Call hook functions

evaluate.Verbose

Evaluates a function and prints its results if above threshold

detachPackage

Detaches a packages by name

hasUrlProtocol

Checks if one or several pathnames has a URL protocol

getBuiltinUsername.GString

Gets the username of the user running R

increase.ProgressBar

Increases (steps) progress bar

getReadablePathname.Arguments

Gets a readable pathname

isScalar.Assert

Static method asserting thatan object is a single value

attachLocally.list

Assigns an objects elements locally

setThreshold.Verbose

Sets verbose threshold

isOpen.character

Checks if there is an open connection in Rto a file

update.ProgressBar

Updates progress bar

setProgress.ProgressBar

Sets current progress

getHostname.System

Retrieves the computer name of the current host

png2

A PNG device for Bitmap Files via GhostScript

writeRaw.Verbose

Writes objects if above threshold

onSessionExit

Registers a function to be called when the R session finishes

getParent

Gets the string of the parent specified by this pathname

listDirectory

Gets the file names in the directory

isDone.ProgressBar

Checks if progress bar is completed

newline.Verbose

Writes one or several empty lines

off.Verbose

Turn off the output

remove.FileProgressBar

Removes the progress file for a file progress bar

summary.Verbose

Generates a summary of an object if above threshold

readTable

Reads a file in table format

loadObject

Method to load object from a file or a connection

displayCode

Displays the contents of a text file with line numbers and more

seqToIntervals

Gets all contigous intervals of a vector of indices

isDirectory

Checks if the file specification is a directory

str.Options

Prints the structure of the options

findSettings.Settings

Searches for the settings file in one or several directories

Settings

Class for applicational settings

Java

Static class for Java related methods

getAbsolutePath

Gets the absolute pathname string

findGraphicsDevice.System

Searches for a working PNG device

splitByPattern

Splits a single character string by pattern

setLabels.TextStatusBar

Sets new values of given labels

readInt.Java

Reads a Java formatted int (32 bits) from a connection

isMatrix.Assert

Static method asserting thatan object is a matrix

getEnvironment.Arguments

Gets an existing environment

setMaxValue.ProgressBar

Sets maximum value

readUTF.Java

Reads a Java (UTF-8) formatted string from a connection

getRelativePath

Gets the relative pathname relative to a directory

getBuiltinTime.GString

Gets the current time

getLoadedPathname.Settings

Gets the pathname of the settings file loaded

seqToHumanReadable

Gets a short human readable string representation of an vector of indices

sourceDirectory

Sources files recursively to either local or global environment

timestampOn.Verbose

Turns automatic timestamping on and off

newline.TextStatusBar

Writes a newline

more.Verbose

Creates a cloned instance with a lower threshold

as.character.ProgressBar

Gets a string description of the progress bar

setLabel.TextStatusBar

Sets the value of a label

capitalize

Capitalizes/decapitalizes each character string in a vector

addFinalizerToLast

Modifies .Last() to call 'finalizeSession()

getLabel.TextStatusBar

Gets the current value of a label

setValue.ProgressBar

Sets current value

check.Assert

Static method asserting that a generic condition is true

asByte.Java

Converts a numeric to a Java byte

asShort.Java

Converts a numeric to a Java short

getLeaves.Options

Gets all (non-list) options in a flat list

getBuiltinHostname.GString

Gets the hostname of the system running R

asLong.Java

Converts a numeric to a Java long

warnings.Verbose

Outputs any warnings recorded

inherits.Assert

Static method asserting that an object inherits from of a certain class

header.Verbose

Writes a header

update.TextStatusBar

Updates the status bar (visually)

getWritablePathname.Arguments

Gets a writable pathname

loadToEnv

Method to load objects to a new environment

isVisible.Verbose

Checks if a certain verbose level will be shown or not

getRaw.GString

Gets the unprocessed GString

parse.GString

Parses a GString

pushState.Verbose

Pushes the current indentation state of the Verbose object

isOn.NullVerbose

Checks if the output is on

parse.SmartComments

Parses one single smart comment

isModified.Settings

Checks if settings has been modified compared to whats on file

Verbose

Class to writing verbose messages to a connection or file

getDoubles.Arguments

Coerces to a double vector and validates

TextStatusBar

A status bar at the R prompt that can be updated

less.Verbose

Creates a cloned instance with a higher threshold

reset.VComments

Resets a VComments compiler

mkdirs

Creates a directory including any necessary but nonexistent parent directories

moveInSearchPath

Moves a environment in the search path to another position

isUrl

Checks if one or several pathnames is URLs

patchCode

Patches installed and loaded packages and more

validate.SmartComments

Validates the compiled lines

writeInt.Java

Writes a integer (32 bits) to a connection in Java format

toCamelCase

Converts a string of words into a merged camel-cased word

lapply.MultiVerbose

Applies a function to each of the Verbose objects

update.FileProgressBar

Updates file progress bar

names.Options

Gets the full pathname of all (non-list) options

reset.SmartComments

Resets a SmartComments compiler

Arguments

Static class to validate and process arguments

wrap.array

Reshape an array or a matrix by permuting and/or joining dimensions

isZero

Checks if a value is (close to) zero or not

writeRaw.NullVerbose

All output methods

as.list.Options

Gets a list representation of the options

printf.Verbose

Formats and prints object if above threshold

readShort.Java

Reads a Java formatted short (16 bits) from a connection

resetWarnings

Resets recorded warnings

commandArgs

Extract Command Line Arguments

bunzip2

Bunzip a file

equals.Options

Checks if this object is equal to another Options object

flush.TextStatusBar

Flushes the output

getBuiltinDate.GString

Gets the current date

setStepLength.ProgressBar

Sets default step length

setDefaultLevel.Verbose

Sets the current default verbose level

getReadablePathnames.Arguments

Gets a readable pathname

writeUTF.Java

Writes a string to a connection in Java format (UTF-8)

getVerbose.Arguments

Coerces to Verbose object

jpeg2

A JPEG device for Bitmap Files via GhostScript

nbrOfOptions.Options

Gets the number of options set

writeByte.Java

Writes a byte (8 bits) to a connection in Java format

arrayIndex

Converts vector indices to array indices

getBuiltinRhome.GString

Gets the path where R is installed

Options

The Options class

compile.SmartComments

Preprocess a vector of code lines

GString

Character string with advanced substitutions

eps

EPS graphics device

getBuiltinDatetime.GString

Gets the current date and time

getRegularExpression.Arguments

Gets a valid regular expression pattern

getUsername.System

Retrieves the name of the user running R

gunzip

Gunzip a file

getTimestampFormat.Verbose

Gets the default timestamp format

isOn.Verbose

Checks if the output is on

promptAndSave.Settings

Prompt user to save modified settings

Gets the time when the file was last modified

getBuiltinPid.GString

Gets the process id of the current R session

saveObject

Saves an object to a file or a connection

readWindowsShortcut

Reads a Microsoft Windows Shortcut (.lnk file)

popMessage.TextStatusBar

Adds a message above the status bar

loadAnywhere.Settings

Loads settings from file

toUrl

Converts a pathname into a URL

str.Verbose

Prints the structure of an object if above threshold

currentTimeMillis.System

Get the current time in milliseconds

extract.array

Extract a subset of an array, matrix or a vector with unknown dimensions

enter.Verbose

Writes a message and indents the following output

getBuiltinRversion.GString

Gets the current R version

doCall

Executes a function call with option to ignore unused arguments

getNumerics.Arguments

Coerces to a numeric vector and validates

getVariableValue.GString

Gets a variable value given a name and attributes

isVector.Assert

Static method asserting thatan object is a vector

on.Verbose

Turn on the output

readTableIndex

Reads a single column from file in table format

setTicks.ProgressBar

Sets values for which ticks should be visible

insert

Insert values to a vector at certain positions