R.utils v1.26.2

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Various programming utilities

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

Functions in R.utils

Name Description
callHooks Call hook functions by hook name
as.list.MultiVerbose Gets a list of Verbose objects
exit.Verbose Writes a message and unindents the following output
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
cmdArgs Simple access to parsed command-line arguments
TextStatusBar A status bar at the R prompt that can be updated
callHooks.function Call hook functions
evaluate.GString Parses and evaluates a GString
isOn.NullVerbose Checks if the output is on
LComments The LComments class
isOpen.character Checks if there is an open connection to a file
NullVerbose A Verbose class ignoring everything
Java Static class for Java related methods
Settings Class for applicational settings
cleanup.FileProgressBar Removes the progress file for a file progress bar
dataFrame Allocates a data frame with given column classes
Arguments Static class to validate and process arguments
System Static class to query information about the system
finalizeSession Function to call for finalizing the R session
as.double.Verbose Gets a numeric value of this object
compile.SmartComments Preprocess a vector of code lines
TimeoutException TimeoutException represents timeout errors
getLabel.TextStatusBar Gets the current value of a label
createLink Creates a link to a file or a directory
parse.GString Parses a GString
SmartComments Abstract class SmartComments
GString$getBuiltinDate Gets the current date
ProgressBar Provides text based counting progress bar
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
Assert The Assert class
hpaste Concatenating vectors into human-readable strings
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
bunzip2 Bunzip a file
as.character.GString Gets the processed character string
loadAnywhere.Settings Loads settings from file
isPackageLoaded Checks if a package is loaded or not
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
MultiVerbose A Verbose class ignoring everything
findFiles Finds one or several files in multiple directories
isFile Checks if the file specification is a file
copyFile Copies a file safely
System$getHostname Retrieves the computer name of the current host
getBarString.ProgressBar Gets the progress bar string to be displayed
countLines Counts the number of lines in a text file
Arguments$getLogicals Coerces to a logical vector and validates
intToBin Converts an integer to a binary/octal/hexadecimal number
Settings$findSettings Searches for the settings file in one or several directories
capitalize Capitalizes/decapitalizes each character string in a vector
enter.Verbose Writes a message and indents the following output
fileAccess Checks the permission of a file or a directory
Java$asByte Converts a numeric to a Java byte
copyDirectory Copies a directory
attachLocally.list Assigns an objects elements locally
as.character.ProgressBar Gets a string description of the progress bar
createFileAtomically Creates a file atomically
popBackupFile Drops a backup suffix from the backup pathname
GString$getBuiltinUsername Gets the username of the user running R
flush.TextStatusBar Flushes the output
Arguments$getRegularExpression Gets a valid regular expression pattern
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
getRaw.GString Gets the unprocessed GString
GString Character string with advanced substitutions
VComments The VComments class
FileProgressBar A progress bar that sets the size of a file accordingly
System$findGhostscript Searches for a Ghostview executable on the current system
GString$getBuiltinRversion Gets the current R version
as.list.Options Gets a list representation of the options
Options The Options class
as.character.Options Returns a character string version of this object
Java$asShort Converts a numeric to a Java short
System$findGraphicsDevice Searches for a working PNG device
print.Verbose Prints objects if above threshold
commandArgs Extract command-line arguments
Assert$isVector Static method asserting thatan object is a vector
names.Options Gets the full pathname of all (non-list) options
Java$readInt Reads a Java formatted int (32 bits) from a connection
loadToEnv Method to load objects to a new environment
Verbose Class to writing verbose messages to a connection or file
GString$getBuiltinTime Gets the current time
Java$asLong Converts a numeric to a Java long
convertComment.SmartComments Converts a single smart comment to R code
Java$readUTF Reads a Java (UTF-8) formatted string from a connection
getOption.Options Gets an option
System$currentTimeMillis Get the current time in milliseconds
off.Verbose Turn off the output
displayCode Displays the contents of a text file with line numbers and more
as.logical.Verbose Gets a logical value of this object
moveInSearchPath Moves a environment in the search path to another position
Java$asInt Converts an numeric to a Java integer
getAbsolutePath Gets the absolute pathname string
R.utils-package Package R.utils
equals.Verbose Checks if this object is equal to another
GString$getBuiltinHostname Gets the hostname of the system running R
getThreshold.Verbose Gets current verbose threshold
convertComment.VComments Converts a verbose comment to R code
Arguments$getCharacters Coerces to a character vector and validates
Arguments$getReadablePathname Gets a readable pathname
arrayIndex Converts vector indices to array indices
Arguments$getWritablePathname Gets a writable pathname
isOn.Verbose Checks if the output is on
draw.density Draws a density curve
removeDirectory Removes a directory
GString$getBuiltinDatetime Gets the current date and time
queryRCmdCheck Gets the on R CMD check if the current R session was launched by it
downloadFile.character Downloads a file
renameFile Renames a file safely
newline.TextStatusBar Writes a newline
printf C-style formatted output
mergeIntervals.numeric Merges intervals
newline.Verbose Writes one or several empty lines
getLeaves.Options Gets all (non-list) options in a flat list
as.character.binmode Converts a binary/octal/hexadecimal number into a string
GString$getVariableValue Gets a variable value given a name and attributes
hasOption.Options Checks if an option exists
getMessage.TimeoutException Gets the message of the exception
setThreshold.Verbose Sets verbose threshold
validate.SmartComments Validates the compiled lines
evalCapture Evaluates an expression and captures the code and/or the output
writeRaw.Verbose Writes objects if above threshold
saveAnywhere.Settings Saves settings to file
resample Sample values from a set of elements
Arguments$getEnvironment Gets an existing environment
str.Options Prints the structure of the options
evalWithTimeout Evaluate an R expression and interrupts it if it takes too long
GString$getBuiltinOs Gets the operating system of the running machine
resetWarnings Resets recorded warnings
gcat Parses, evaluates and outputs a GString
warnings.Verbose Outputs any warnings recorded
ruler.Verbose Writes a ruler
Arguments$getNumerics Coerces to a numeric vector and validates
seqToHumanReadable Gets a short human readable string representation of an vector of indices
readBinFragments Reads binary data from disjoint sections of a connection or a file
getParent Gets the string of the parent specified by this pathname
System$getUsername Retrieves the name of the user running R
isVisible.Verbose Checks if a certain verbose level will be shown or not
gzip Gzip/Gunzip a file
sourceTo Parses and evaluates code from a file or a connection
Arguments$getInstanceOf Gets an instance of the object that is of a particular class
setOption Sets a option in R
popMessage.TextStatusBar Adds a message above the status bar
System$openBrowser Opens an HTML document using the OS default HTML browser
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
str.Verbose Prints the structure of an object if above threshold
setValue.ProgressBar Sets current value
Arguments$getIntegers Coerces to a integer vector and validates
Arguments$getDoubles Coerces to a double vector and validates
loadObject Method to load object from a file or a connection
onSessionExit Registers a function to be called when the R session finishes
Arguments$getVerbose Coerces to Verbose object
Assert$isScalar Static method asserting thatan object is a single value
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
Java$writeShort Writes a short (16 bits) to a connection in Java format
getLoadedPathname.Settings Gets the pathname of the settings file loaded
Arguments$getIndices Coerces to a integer vector and validates
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
printf.Verbose Formats and prints object if above threshold
getTimestampFormat.Verbose Gets the default timestamp format
stext Writes text in the margin along the sides of a plot
validate.VComments Validates the compiled lines
readTableIndex Reads a single column from file in table format
header.Verbose Writes a header
patchCode Patches installed and loaded packages and more
subplots Creates a grid of subplots
Assert$inherits Static method asserting that an object inherits from of a certain class
seqToIntervals Gets all contigous intervals of a vector of indices
readTable Reads a file in table format
getRelativePath Gets the relative pathname relative to a directory
lastModified Gets the time when the file was last modified
Assert$isMatrix Static method asserting thatan object is a matrix
setProgress.ProgressBar Sets current progress
Java$writeInt Writes a integer (32 bits) to a connection in Java format
System$parseDebian Parses a string, file or connection for Debian formatted parameters
isPackageInstalled Checks if a package is installed or not
writeBinFragments Writes binary data to disjoint sections of a connection or a file
popTemporaryFile Drops a temporary suffix from the temporary pathname
mapToIntervals.numeric Maps values to intervals
Java$writeByte Writes a byte (8 bits) to a connection in Java format
pushTemporaryFile Appends a temporary suffix to the pathname
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
setOption.Options Sets an option
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
update.FileProgressBar Updates file progress bar
splitByPattern Splits a single character string by pattern
pushState.Verbose Pushes the current indentation state of the Verbose object
setStepLength.ProgressBar Sets default step length
hasUrlProtocol Checks if one or several pathnames has a URL protocol
promptAndSave.Settings Prompt user to save modified settings
reset.ProgressBar Reset progress bar
insert Insert values to a vector at certain positions
pushBackupFile Appends a backup suffix to the pathname
update.TextStatusBar Updates the status bar (visually)
setTicks.ProgressBar Sets values for which ticks should be visible
nbrOfOptions.Options Gets the number of options set
reset.SmartComments Resets a SmartComments compiler
systemR Launches another R process from within R
Arguments$getVector Validates a vector
isUrl Checks if one or several pathnames is URLs
swapXY.density Swaps x and y coordinates of a density object
saveObject Saves an object to a file or a connection
reset.VComments Resets a VComments compiler
toUrl Converts a pathname into a URL
on.Verbose Turn on the output
increase.ProgressBar Increases (steps) progress bar
readRdHelp Reads one or more Rd help files in a certain format
setMaxValue.ProgressBar Sets maximum value
writeDataFrame.data.frame Writes a data.frame to tabular text file
summary.Verbose Generates a summary of an object if above threshold
setTimestampFormat.Verbose Sets the default timestamp format
Java$writeUTF Writes a string to a connection in Java format (UTF-8)
toCamelCase Converts a string of words into a merged camel-cased word
touchFile Updates the timestamp of a file
writeRaw.NullVerbose All output methods
timestampOn.Verbose Turns automatic timestamping on and off
whichVector.logical Identifies TRUE elements in a logical vector
equals.Options Checks if this object is equal to another Options object
evaluate.Verbose Evaluates a function and prints its results if above threshold
Arguments$getFilename Gets and validates a filename
isDirectory Checks if the file specification is a directory
isReplicated Identifies all entries with replicated values
isDone.ProgressBar Checks if progress bar is completed
isZero Checks if a value is (close to) zero or not
parse.SmartComments Parses one single smart comment
Java$readByte Reads a Java formatted byte (8 bits) from a connection
readWindowsShellLink Reads a Microsoft Windows Shortcut (.lnk file)
setDefaultLevel.Verbose Sets the current default verbose level
setLabels.TextStatusBar Sets new values of given labels
timestamp.Verbose Writes a timestamp
eget Gets a variable by name
detachPackage Detaches a packages by name
isAbsolutePath Checks if this pathname is absolute
isSingle Identifies all entries that exists exactly ones
more.Verbose Creates a cloned instance with a lower threshold
setLabel.TextStatusBar Sets the value of a label
reassignInPackage Re-assigns a new value to an existing object in a loaded package
update.ProgressBar Updates progress bar
isModified.Settings Checks if settings has been modified compared to whats on file
tempvar Gets a unique non-existing temporary variable name
Assert$check Static method asserting that a generic condition is true
as.character.Verbose Returns a character string version of this object
cat.Verbose Concatenates and prints objects if above threshold
GString$getBuiltinRhome Gets the path where R is installed
Non-documented objects Non-documented objects
capture.Verbose Captures output of a function
env Creates a new environment, evaluates an expression therein, and returns the environment
GString$getBuiltinPid Gets the process id of the current R session
colClasses Creates a vector of column classes used for tabular reading
print.GString Prints the processed GString
listDirectory Gets the file names in the directory
less.Verbose Creates a cloned instance with a higher threshold
isEof.connection Checks if the current file position for a connection is at the 'End of File'
Arguments$getReadablePathnames Gets a readable pathname
Java$readShort Reads a Java formatted short (16 bits) from a connection
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
sourceDirectory Sources files recursively to either local or global environment
writeRaw.MultiVerbose Writes to each of the Verbose objects
doCall Executes a function call with option to ignore unused arguments
mkdirs Creates a directory including any necessary but nonexistent parent directories
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Date 2013-07-30
License LGPL (>= 2.1)
LazyLoad TRUE
Packaged 2013-07-30 21:04:33 UTC; hb
NeedsCompilation no
Repository CRAN
Date/Publication 2013-07-31 01:33:44

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