R.utils v2.0.0


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Various Programming Utilities

Utility functions useful when programming and developing R packages.

Functions in R.utils

Name Description
as.character.binmode Converts a binary/octal/hexadecimal number into a string
Java$asShort Converts a numeric to a Java short
copyDirectory Copies a directory
getLoadedPathname.Settings Gets the pathname of the settings file loaded
Arguments$getLogicals Coerces to a logical vector and validates
FileProgressBar A progress bar that sets the size of a file accordingly
as.list.MultiVerbose Gets a list of Verbose objects
convertComment.VComments Converts a verbose comment to R code
createFileAtomically Creates a file atomically
dataFrame Allocates a data frame with given column classes
resample Sample values from a set of elements
withTimeout Evaluate an R expression and interrupts it if it takes too long
Options The Options class
Java$asInt Converts an numeric to a Java integer
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
env Creates a new environment, evaluates an expression therein, and returns the environment
countLines Counts the number of lines in a text file
getAbsolutePath Gets the absolute pathname string
gcat Parses, evaluates and outputs a GString
isDone.ProgressBar Checks if progress bar is completed
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
System$findGraphicsDevice Searches for a working PNG device
isZero Checks if a value is (close to) zero or not
cat.Verbose Concatenates and prints objects if above threshold
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
callHooks Call hook functions by hook name
commandArgs Extract command-line arguments
Arguments$getIndices Coerces to a integer vector and validates
R.utils-package Package R.utils
equals.Options Checks if this object is equal to another Options object
setTicks.ProgressBar Sets values for which ticks should be visible
Arguments$getInstanceOf Gets an instance of the object that is of a particular class
Java Static class for Java related methods
use Attaches or loads packages
colClasses Creates a vector of column classes used for tabular reading
as.character.GString Gets the processed character string
as.character.ProgressBar Gets a string description of the progress bar
getMessage.TimeoutException Gets the message of the exception
System$currentTimeMillis Get the current time in milliseconds
Settings Class for applicational settings
Arguments$getNumerics Coerces to a numeric vector and validates
evaluate.GString Parses and evaluates a GString
as.character.Verbose Returns a character string version of this object
finalizeSession Function to call for finalizing the R session
detachPackage Detaches packages by name
createLink Creates a link to a file or a directory
Java$writeInt Writes a integer (32 bits) to a connection in Java format
GString$getBuiltinDate Gets the current date
update.TextStatusBar Updates the status bar (visually)
GString$getBuiltinHostname Gets the hostname of the system running R
attachLocally.list Assigns an objects elements locally
TextStatusBar A status bar at the R prompt that can be updated
Sys.readlink2 Read File Symbolic Links (also on Windows)
GString$getBuiltinRversion Gets the current R version
Assert The Assert class
cleanup.FileProgressBar Removes the progress file for a file progress bar
Arguments$getDoubles Coerces to a double vector and validates
MultiVerbose A Verbose class ignoring everything
captureOutput Evaluate an R expression and captures the output
getRelativePath Gets the relative pathname relative to a directory
doCall Executes a function call with option to ignore unused arguments
Java$asByte Converts a numeric to a Java byte
copyFile Copies a file atomically
mapToIntervals.numeric Maps values to intervals
cmdArgs Simple access to parsed command-line arguments
capture.Verbose Captures output of a function
getTimestampFormat.Verbose Gets the default timestamp format
lastModified Gets the time when the file was last modified
callHooks.function Call hook functions
Arguments$getRegularExpression Gets a valid regular expression pattern
mout Miscellaneous functions for outputting via message()
draw.density Draws a density curve
capitalize Capitalizes/decapitalizes each character string in a vector
exit.Verbose Writes a message and unindents the following output
readWindowsShellLink Reads a Microsoft Windows Shortcut (.lnk file)
System$getHostname Retrieves the computer name of the current host
GString$getVariableValue Gets a variable value given a name and attributes
saveAnywhere.Settings Saves settings to file
downloadFile.character Downloads a file
System$findGhostscript Searches for a Ghostview executable on the current system
LComments The LComments class
GString$getBuiltinRhome Gets the path where R is installed
Arguments$getReadablePathnames Gets a readable pathname
Arguments$getIntegers Coerces to a integer vector and validates
isAbsolutePath Checks if this pathname is absolute
Arguments$getVector Validates a vector
setDefaultLevel.Verbose Sets the current default verbose level
Arguments$getReadablePathname Gets a readable pathname
displayCode Displays the contents of a text file with line numbers and more
popMessage.TextStatusBar Adds a message above the status bar
as.character.Options Returns a character string version of this object
GString$getBuiltinDatetime Gets the current date and time
NullVerbose A Verbose class ignoring everything
mpager A "pager" function that outputs to standard error
setLabels.TextStatusBar Sets new values of given labels
Arguments Static class to validate and process arguments
SmartComments Abstract class SmartComments
Assert$isMatrix Static method asserting thatan object is a matrix
GString Character string with advanced substitutions
getParent Gets the string of the parent specified by this pathname
Arguments$getVerbose Coerces to Verbose object
arrayIndex Converts vector indices to array indices
sourceTo Parses and evaluates code from a file or a connection
Verbose Class to writing verbose messages to a connection or file
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
as.logical.Verbose Gets a logical value of this object
setProgress.ProgressBar Sets current progress
parse.SmartComments Parses one single smart comment
Non-documented objects Non-documented objects
on.Verbose Turn on the output
as.double.Verbose Gets a numeric value of this object
sourceDirectory Sources files recursively to either local or global environment
isPackageInstalled Checks if a package is installed or not
findFiles Finds one or several files in multiple directories
enter.Verbose Writes a message and indents the following output
Assert$check Static method asserting that a generic condition is true
getThreshold.Verbose Gets current verbose threshold
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
parse.GString Parses a GString
splitByPattern Splits a single character string by pattern
insert Insert values to a vector at certain positions
setValue.ProgressBar Sets current value
getOption.Options Gets an option
Assert$isScalar Static method asserting thatan object is a single value
Java$writeUTF Writes a string to a connection in Java format (UTF-8)
newline.Verbose Writes one or several empty lines
reset.VComments Resets a VComments compiler
GString$getBuiltinPid Gets the process id of the current R session
Java$readInt Reads a Java formatted int (32 bits) from a connection
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
promptAndSave.Settings Prompt user to save modified settings
readTable Reads a file in table format
hasOption.Options Checks if an option exists
setLabel.TextStatusBar Sets the value of a label
setOption Sets a option in R
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
validate.VComments Validates the compiled lines
isSingle Identifies all entries that exists exactly ones
ruler.Verbose Writes a ruler
file.info2 Extract File Information (acknowledging symbolic file links also on Windows)
fileAccess Checks the permission of a file or a directory
evaluate.Verbose Evaluates a function and prints its results if above threshold
GString$getBuiltinUsername Gets the username of the user running R
isFile Checks if the file specification is a file
loadAnywhere.Settings Loads settings from file
GString$getBuiltinOs Gets the operating system of the running machine
header.Verbose Writes a header
convertComment.SmartComments Converts a single smart comment to R code
isPackageLoaded Checks if a package is loaded or not
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
moveInSearchPath Moves a environment in the search path to another position
setStepLength.ProgressBar Sets default step length
systemR Launches another R process from within R
listDirectory Gets the file names in the directory
eget Gets a variable by name
onSessionExit Registers a function to be called when the R session finishes
withLocale Evaluate an R expression with locale set temporarily
withCapture Evaluates an expression and captures the code and/or the output
flush.TextStatusBar Flushes the output
newline.TextStatusBar Writes a newline
isVisible.Verbose Checks if a certain verbose level will be shown or not
isDirectory Checks if the file specification is a directory
withSink Evaluate an R expression while temporarily diverting output
Arguments$getEnvironment Gets an existing environment
System$parseDebian Parses a string, file or connection for Debian formatted parameters
isEof.connection Checks if the current file position for a connection is at the 'End of File'
timestampOn.Verbose Turns automatic timestamping on and off
readRdHelp Reads one or more Rd help files in a certain format
Arguments$getCharacters Coerces to a character vector and validates
loadObject Method to load object from a file or a connection
off.Verbose Turn off the output
getLeaves.Options Gets all (non-list) options in a flat list
increase.ProgressBar Increases (steps) progress bar
GString$getBuiltinTime Gets the current time
Settings$findSettings Searches for the settings file in one or several directories
timestamp.Verbose Writes a timestamp
hpaste Concatenating vectors into human-readable strings
System$openBrowser Opens an HTML document using the OS default HTML browser
str.Verbose Prints the structure of an object if above threshold
warnings.Verbose Outputs any warnings recorded
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
Assert$inherits Static method asserting that an object inherits from of a certain class
TimeoutException TimeoutException represents timeout errors
ProgressBar Provides text based counting progress bar
reassignInPackage Re-assigns a new value to an existing object in a loaded package
popBackupFile Drops a backup suffix from the backup pathname
update.FileProgressBar Updates file progress bar
isOn.Verbose Checks if the output is on
isReplicated Identifies all entries with replicated values
withSeed Evaluate an R expression with a temporarily set random set
useRepos Sets package repositories
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
isOpen.character Checks if there is an open connection to a file
writeBinFragments Writes binary data to disjoint sections of a connection or a file
Arguments$getFilename Gets and validates a filename
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
compile.SmartComments Preprocess a vector of code lines
writeDataFrame.data.frame Writes a data.frame to tabular text file
System$getUsername Retrieves the name of the user running R
Java$readByte Reads a Java formatted byte (8 bits) from a connection
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
readTableIndex Reads a single column from file in table format
print.Verbose Prints objects if above threshold
pushState.Verbose Pushes the current indentation state of the Verbose object
reset.SmartComments Resets a SmartComments compiler
hasUrlProtocol Checks if one or several pathnames has a URL protocol
isUrl Checks if one or several pathnames is URLs
shell.exec2 Open a file or URL using Windows File Associations
mergeIntervals.numeric Merges intervals
toUrl Converts a pathname into a URL
printf.Verbose Formats and prints object if above threshold
whichVector.logical Identifies TRUE elements in a logical vector
names.Options Gets the full pathname of all (non-list) options
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
str.Options Prints the structure of the options
nbrOfOptions.Options Gets the number of options set
patchCode Patches installed and loaded packages and more
removeDirectory Removes a directory
Arguments$getWritablePathname Gets a writable pathname
pushBackupFile Appends a backup suffix to the pathname
installPackages Install R packages by name or URL
seqToHumanReadable Gets a short human readable string representation of an vector of indices
isModified.Settings Checks if settings has been modified compared to whats on file
less.Verbose Creates a cloned instance with a higher threshold
readBinFragments Reads binary data from disjoint sections of a connection or a file
update.ProgressBar Updates progress bar
pushTemporaryFile Appends a temporary suffix to the pathname
more.Verbose Creates a cloned instance with a lower threshold
saveObject Saves an object to a file or a connection
validate.SmartComments Validates the compiled lines
Assert$isVector Static method asserting thatan object is a vector
queryRCmdCheck Gets the on R CMD check if the current R session was launched by it
reset.ProgressBar Reset progress bar
System Static class to query information about the system
print.GString Prints the processed GString
summary.Verbose Generates a summary of an object if above threshold
setTimestampFormat.Verbose Sets the default timestamp format
writeRaw.Verbose Writes objects if above threshold
renameFile Renames a file (or a directory) atomically/safely
toCamelCase Converts a string of words into a merged camel-cased word
Java$readUTF Reads a Java (UTF-8) formatted string from a connection
Java$asLong Converts a numeric to a Java long
as.list.Options Gets a list representation of the options
Java$writeShort Writes a short (16 bits) to a connection in Java format
withOptions Evaluate an R expression with options set temporarily
tempvar Gets a unique non-existing temporary variable name
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
cmdArgsCall Calls an R function passing command-line arguments
equals.Verbose Checks if this object is equal to another
compressFile Compressing and decompressing files
isOn.NullVerbose Checks if the output is on
getBarString.ProgressBar Gets the progress bar string to be displayed
getLabel.TextStatusBar Gets the current value of a label
getRaw.GString Gets the unprocessed GString
PERCENT< -PERCENT Assignment operator for delayed assignments
intToBin Converts an integer to a binary/octal/hexadecimal number
popTemporaryFile Drops a temporary suffix from the temporary pathname
printf C-style formatted output
resetWarnings Resets recorded warnings
setOption.Options Sets an option
VComments The VComments class
egsub Global substitute of expression using regular expressions
seqToIntervals Gets all contigous intervals of a vector of indices
setThreshold.Verbose Sets verbose threshold
stext Writes text in the margin along the sides of a plot
withRepos Evaluate an R expression with repositories set temporarily
writeRaw.NullVerbose All output methods
Java$readShort Reads a Java formatted short (16 bits) from a connection
writeRaw.MultiVerbose Writes to each of the Verbose objects
loadToEnv Method to load objects to a new environment
mkdirs Creates a directory including any necessary but nonexistent parent directories
subplots Creates a grid of subplots
setMaxValue.ProgressBar Sets maximum value
swapXY.density Swaps x and y coordinates of a density object
touchFile Updates the timestamp of a file
Java$writeByte Writes a byte (8 bits) to a connection in Java format
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Last month downloads


Date 2015-02-28
License LGPL (>= 2.1)
LazyLoad TRUE
URL https://github.com/HenrikBengtsson/R.utils
BugReports https://github.com/HenrikBengtsson/R.utils/issues
NeedsCompilation no
Packaged 2015-03-01 04:17:17 UTC; hb
Repository CRAN
Date/Publication 2015-03-01 08:25:32

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