R.utils v2.1.0

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Various Programming Utilities

Utility functions useful when programming and developing R packages.

Functions in R.utils

Name Description
R.utils-package Package R.utils
Sys.readlink2 Read File Symbolic Links (also on Windows)
Non-documented objects Non-documented objects
as.character.Options Returns a character string version of this object
FileProgressBar A progress bar that sets the size of a file accordingly
enter.Verbose Writes a message and indents the following output
ProgressBar Provides text based counting progress bar
TimeoutException TimeoutException represents timeout errors
Java$asLong Converts a numeric to a Java long
SmartComments Abstract class SmartComments
Arguments$getNumerics Coerces to a numeric vector and validates
Arguments$getIndices Coerces to a integer vector and validates
getRaw.GString Gets the unprocessed GString
getRelativePath Gets the relative pathname relative to a directory
Java$readShort Reads a Java formatted short (16 bits) from a connection
as.double.Verbose Gets a numeric value of this object
cmdArgsCall Calls an R function passing command-line arguments
compile.SmartComments Preprocess a vector of code lines
compressPDF Compresses a PDF (into a new PDF)
GString$getBuiltinRversion Gets the current R version
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
Verbose Class to writing verbose messages to a connection or file
Java$asByte Converts a numeric to a Java byte
PERCENT< -PERCENT Assignment operator for delayed assignments ('lazy future')
VComments The VComments class
Settings$findSettings Searches for the settings file in one or several directories
egsub Global substitute of expression using regular expressions
Options The Options class
callHooks Call hook functions by hook name
as.character.GString Gets the processed character string
System$getHostname Retrieves the computer name of the current host
colClasses Creates a vector of column classes used for tabular reading
NullVerbose A Verbose class ignoring everything
Arguments Static class to validate and process arguments
attachLocally.list Assigns an objects elements locally
System$currentTimeMillis Get the current time in milliseconds
evaluate.GString Parses and evaluates a GString
getAbsolutePath Gets the absolute pathname string
hasOption.Options Checks if an option exists
commandArgs Extract command-line arguments
getLoadedPathname.Settings Gets the pathname of the settings file loaded
isVisible.Verbose Checks if a certain verbose level will be shown or not
cat.Verbose Concatenates and prints objects if above threshold
cmdArgs Simple access to parsed command-line arguments
timestamp.Verbose Writes a timestamp
MultiVerbose A Verbose class ignoring everything
swapXY.density Swaps x and y coordinates of a density object
callHooks.function Call hook functions
Java$asInt Converts an numeric to a Java integer
Arguments$getVector Validates a vector
update.TextStatusBar Updates the status bar (visually)
TextStatusBar A status bar at the R prompt that can be updated
downloadFile.character Downloads a file
capitalize Capitalizes/decapitalizes each character string in a vector
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
Assert$inherits Static method asserting that an object inherits from of a certain class
Arguments$getVerbose Coerces to Verbose object
isDirectory Checks if the file specification is a directory
Assert$check Static method asserting that a generic condition is true
GString$getBuiltinDate Gets the current date
less.Verbose Creates a cloned instance with a higher threshold
convertComment.SmartComments Converts a single smart comment to R code
gcat Parses, evaluates and outputs a GString
countLines Counts the number of lines in a text file
env Creates a new environment, evaluates an expression therein, and returns the environment
System Static class to query information about the system
as.logical.Verbose Gets a logical value of this object
GString$getBuiltinTime Gets the current time
LComments The LComments class
exit.Verbose Writes a message and unindents the following output
createFileAtomically Creates a file atomically
Assert$isMatrix Static method asserting thatan object is a matrix
readTable Reads a file in table format
Arguments$getFilename Gets and validates a filename
GString Character string with advanced substitutions
isFile Checks if the file specification is a file
System$getUsername Retrieves the name of the user running R
GString$getBuiltinRhome Gets the path where R is installed
on.Verbose Turn on the output
System$parseDebian Parses a string, file or connection for Debian formatted parameters
print.GString Prints the processed GString
GString$getVariableValue Gets a variable value given a name and attributes
getLabel.TextStatusBar Gets the current value of a label
as.character.ProgressBar Gets a string description of the progress bar
getOption.Options Gets an option
printf C-style formatted output
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
lastModified Gets the time when the file was last modified
evaluate.Verbose Evaluates a function and prints its results if above threshold
detachPackage Detaches packages by name
Arguments$getDoubles Coerces to a double vector and validates
moveInSearchPath Moves a environment in the search path to another position
eget Gets a variable by name
Arguments$getIntegers Coerces to a integer vector and validates
Arguments$getWritablePathname Gets a writable pathname
setLabels.TextStatusBar Sets new values of given labels
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
isOpen.character Checks if there is an open connection to a file
GString$getBuiltinHostname Gets the hostname of the system running R
draw.density Draws a density curve
equals.Options Checks if this object is equal to another Options object
update.FileProgressBar Updates file progress bar
Arguments$getReadablePathnames Gets a readable pathname
flush.TextStatusBar Flushes the output
Assert The Assert class
Arguments$getEnvironment Gets an existing environment
listDirectory Gets the file names in the directory
GString$getBuiltinUsername Gets the username of the user running R
arrayIndex Converts vector indices to array indices
Arguments$getInstanceOf Gets an instance of the object that is of a particular class
reset.VComments Resets a VComments compiler
getLeaves.Options Gets all (non-list) options in a flat list
isDone.ProgressBar Checks if progress bar is completed
writeRaw.NullVerbose All output methods
capture.Verbose Captures output of a function
withLocale Evaluate an R expression with locale set temporarily
installPackages Install R packages by name or URL
ruler.Verbose Writes a ruler
GString$getBuiltinPid Gets the process id of the current R session
insert Insert values to a vector at certain positions
setThreshold.Verbose Sets verbose threshold
whichVector.logical Identifies TRUE elements in a logical vector
System$findGhostscript Searches for a Ghostview executable on the current system
isEof.connection Checks if the current file position for a connection is at the 'End of File'
Assert$isVector Static method asserting thatan object is a vector
removeDirectory Removes a directory
getMessage.TimeoutException Gets the message of the exception
popTemporaryFile Drops a temporary suffix from the temporary pathname
isUrl Checks if one or several pathnames is URLs
readWindowsShellLink Reads a Microsoft Windows Shortcut (.lnk file)
saveAnywhere.Settings Saves settings to file
onSessionExit Registers a function to be called when the R session finishes
captureOutput Evaluate an R expression and captures the output
createLink Creates a link to a file or a directory
tempvar Gets a unique non-existing temporary variable name
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
dataFrame Allocates a data frame with given column classes
popMessage.TextStatusBar Adds a message above the status bar
withTimeout Evaluate an R expression and interrupts it if it takes too long
loadObject Method to load object from a file or a connection
Arguments$getReadablePathname Gets a readable pathname
more.Verbose Creates a cloned instance with a lower threshold
setOption Sets a option in R
str.Options Prints the structure of the options
System$findGraphicsDevice Searches for a working PNG device
queryRCmdCheck Gets the on R CMD check if the current R session was launched by it
newline.Verbose Writes one or several empty lines
copyFile Copies a file atomically
touchFile Updates the timestamp of a file
hpaste Concatenating vectors into human-readable strings
warnings.Verbose Outputs any warnings recorded
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
patchCode Patches installed and loaded packages and more
pushTemporaryFile Appends a temporary suffix to the pathname
mkdirs Creates a directory including any necessary but nonexistent parent directories
file.info2 Extract File Information (acknowledging symbolic file links also on Windows)
resetWarnings Resets recorded warnings
readBinFragments Reads binary data from disjoint sections of a connection or a file
readRdHelp Reads one or more Rd help files in a certain format
toCamelCase Converts a string of words into a merged camel-cased word
shell.exec2 Open a file or URL using Windows File Associations
pushState.Verbose Pushes the current indentation state of the Verbose object
Java$asShort Converts a numeric to a Java short
getBarString.ProgressBar Gets the progress bar string to be displayed
newline.TextStatusBar Writes a newline
print.Verbose Prints objects if above threshold
summary.Verbose Generates a summary of an object if above threshold
Settings Class for applicational settings
renameFile Renames a file (or a directory) atomically/safely
findFiles Finds one or several files in multiple directories
useRepos Sets package repositories
saveObject Saves an object to a file or a connection
isReplicated Identifies all entries with replicated values
off.Verbose Turn off the output
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
resample Sample values from a set of elements
compressFile Compressing and decompressing files
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
Assert$isScalar Static method asserting thatan object is a single value
splitByPattern Splits a single character string by pattern
setDefaultLevel.Verbose Sets the current default verbose level
Arguments$getCharacters Coerces to a character vector and validates
nbrOfOptions.Options Gets the number of options set
doCall Executes a function call with option to ignore unused arguments
as.list.Options Gets a list representation of the options
use Attaches or loads packages
withOptions Evaluate an R expression with options set temporarily
seqToIntervals Gets all contigous intervals of a vector of indices
toUrl Converts a pathname into a URL
reset.SmartComments Resets a SmartComments compiler
setValue.ProgressBar Sets current value
GString$getBuiltinDatetime Gets the current date and time
sourceTo Parses and evaluates code from a file or a connection
promptAndSave.Settings Prompt user to save modified settings
popBackupFile Drops a backup suffix from the backup pathname
convertComment.VComments Converts a verbose comment to R code
Arguments$getRegularExpression Gets a valid regular expression pattern
validate.VComments Validates the compiled lines
loadToEnv Method to load objects to a new environment
displayCode Displays the contents of a text file with line numbers and more
pushBackupFile Appends a backup suffix to the pathname
Arguments$getLogicals Coerces to a logical vector and validates
increase.ProgressBar Increases (steps) progress bar
withSeed Evaluate an R expression with a temporarily set random set
as.character.Verbose Returns a character string version of this object
Java Static class for Java related methods
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
isSingle Identifies all entries that exists exactly ones
parse.GString Parses a GString
setOption.Options Sets an option
sourceDirectory Sources files recursively to either local or global environment
seqToHumanReadable Gets a short human readable string representation of an vector of indices
as.character.binmode Converts a binary/octal/hexadecimal number into a string
as.list.MultiVerbose Gets a list of Verbose objects
finalizeSession Function to call for finalizing the R session
System$openBrowser Opens an HTML document using the OS default HTML browser
equals.Verbose Checks if this object is equal to another
writeDataFrame.data.frame Writes a data.frame to tabular text file
setTicks.ProgressBar Sets values for which ticks should be visible
cleanup.FileProgressBar Removes the progress file for a file progress bar
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
copyDirectory Copies a directory
isPackageLoaded Checks if a package is loaded or not
hasUrlProtocol Checks if one or several pathnames has a URL protocol
fileAccess Checks the permission of a file or a directory
isOn.Verbose Checks if the output is on
getParent Gets the string of the parent specified by this pathname
GString$getBuiltinOs Gets the operating system of the running machine
printf.Verbose Formats and prints object if above threshold
isZero Checks if a value is (close to) zero or not
withSink Evaluate an R expression while temporarily diverting output
str.Verbose Prints the structure of an object if above threshold
readTableIndex Reads a single column from file in table format
reset.ProgressBar Reset progress bar
loadAnywhere.Settings Loads settings from file
getThreshold.Verbose Gets current verbose threshold
mapToIntervals.numeric Maps values to intervals
getTimestampFormat.Verbose Gets the default timestamp format
isAbsolutePath Checks if this pathname is absolute
header.Verbose Writes a header
Java$readUTF Reads a Java (UTF-8) formatted string from a connection
setStepLength.ProgressBar Sets default step length
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
isOn.NullVerbose Checks if the output is on
isPackageInstalled Checks if a package is installed or not
stext Writes text in the margin along the sides of a plot
reassignInPackage Re-assigns a new value to an existing object in a loaded package
mergeIntervals.numeric Merges intervals
isModified.Settings Checks if settings has been modified compared to whats on file
names.Options Gets the full pathname of all (non-list) options
mpager A "pager" function that outputs to standard error
mout Miscellaneous functions for outputting via message()
intToBin Converts an integer to a binary/octal/hexadecimal number
subplots Creates a grid of subplots
writeBinFragments Writes binary data to disjoint sections of a connection or a file
Java$writeShort Writes a short (16 bits) to a connection in Java format
timestampOn.Verbose Turns automatic timestamping on and off
setLabel.TextStatusBar Sets the value of a label
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
Java$writeUTF Writes a string to a connection in Java format (UTF-8)
Java$readByte Reads a Java formatted byte (8 bits) from a connection
parse.SmartComments Parses one single smart comment
Java$readInt Reads a Java formatted int (32 bits) from a connection
setTimestampFormat.Verbose Sets the default timestamp format
writeRaw.MultiVerbose Writes to each of the Verbose objects
setProgress.ProgressBar Sets current progress
withRepos Evaluate an R expression with repositories set temporarily
withCapture Evaluates an expression and captures the code and/or the output
Java$writeInt Writes a integer (32 bits) to a connection in Java format
systemR Launches another R process from within R
writeRaw.Verbose Writes objects if above threshold
update.ProgressBar Updates progress bar
validate.SmartComments Validates the compiled lines
setMaxValue.ProgressBar Sets maximum value
Java$writeByte Writes a byte (8 bits) to a connection in Java format
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Date 2015-05-27
License LGPL (>= 2.1)
LazyLoad TRUE
URL https://github.com/HenrikBengtsson/R.utils
BugReports https://github.com/HenrikBengtsson/R.utils/issues
NeedsCompilation no
Packaged 2015-05-28 04:29:46 UTC; hb
Repository CRAN
Date/Publication 2015-05-28 07:55:56

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