R.utils v2.6.0

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Various Programming Utilities

Utility functions useful when programming and developing R packages.

Functions in R.utils

Name Description
TextStatusBar A status bar at the R prompt that can be updated
callHooks Call hook functions by hook name
callHooks.function Call hook functions
compile.SmartComments Preprocess a vector of code lines
compressFile Compressing and decompressing files
copyFile Copies a file atomically
countLines Counts the number of lines in a text file
doCall Executes a function call with option to ignore unused arguments
downloadFile.character Downloads a file
NullVerbose A Verbose class ignoring everything
Options The Options class
equals.Options Checks if this object is equal to another Options object
env Creates a new environment, evaluates an expression therein, and returns the environment
VComments The VComments class
Verbose Class to writing verbose messages to a connection or file
Settings$findSettings Searches for the settings file in one or several directories
findSourceTraceback Finds all 'srcfile' objects generated by source() in all call frames
MultiVerbose A Verbose class ignoring everything
Arguments$getInstanceOf Gets an instance of the object that is of a particular class
Arguments$getIntegers Coerces to a integer vector and validates
getLoadedPathname.Settings Gets the pathname of the settings file loaded
Arguments$getLogicals Coerces to a logical vector and validates
as.character.GString Gets the processed character string
as.character.Options Returns a character string version of this object
capitalize Capitalizes/decapitalizes each character string in a vector
capture.Verbose Captures output of a function
Java Static class for Java related methods
Non-documented objects Non-documented objects
addFinalizerToLast Modifies .Last() to call 'finalizeSession()
captureOutput Evaluate an R expression and captures the output
getRelativePath Gets the relative pathname relative to a directory
cat.Verbose Concatenates and prints objects if above threshold
Java$asShort Converts a numeric to a Java short
arrayIndex Converts vector indices to array indices
getThreshold.Verbose Gets current verbose threshold
attachLocally.list Assigns an objects elements locally
LComments The LComments class
compressPDF Compresses a PDF (into a new PDF)
hasUrlProtocol Checks if one or several pathnames has a URL protocol
Sys.readlink2 Read File Symbolic Links (also on Windows)
fileAccess Checks the permission of a file or a directory
System Static class to query information about the system
convertComment.SmartComments Converts a single smart comment to R code
filePath Construct the path to a file from components and expands Windows Shortcuts along the pathname from root to leaf
as.list.MultiVerbose Gets a list of Verbose objects
egsub Global substitute of expression using regular expressions
finalizeSession Function to call for finalizing the R session
header.Verbose Writes a header
isAbsolutePath Checks if this pathname is absolute
intervalsToSeq.matrix Generates a vector of indices from a matrix of intervals
findFiles Finds one or several files in multiple directories
as.list.Options Gets a list representation of the options
Arguments Static class to validate and process arguments
Assert The Assert class
GString$getBuiltinOs Gets the operating system of the running machine
as.logical.Verbose Gets a logical value of this object
Settings Class for applicational settings
GString$getBuiltinPid Gets the process id of the current R session
Java$asByte Converts a numeric to a Java byte
isPackageInstalled Checks if a package is installed or not
isOpen.character Checks if there is an open connection to a file
isZero Checks if a value is (close to) zero or not
Arguments$getCharacters Coerces to a character vector and validates
SmartComments Abstract class SmartComments
lastModified Gets the time when the file was last modified
Arguments$getDoubles Coerces to a double vector and validates
colClasses Creates a vector of column classes used for tabular reading
getRaw.GString Gets the unprocessed GString
FileProgressBar A progress bar that sets the size of a file accordingly
commandArgs Extract command-line arguments
Arguments$getReadablePathname Gets a readable pathname
GString Character string with advanced substitutions
GString$getBuiltinTime Gets the current time
enter.Verbose Writes a message and indents the following output
GString$getBuiltinUsername Gets the username of the user running R
names.Options Gets the full pathname of all (non-list) options
R.utils-package Package R.utils
ProgressBar Provides text based counting progress bar
createFileAtomically Creates a file atomically
createLink Creates a link to a file or a directory
getLabel.TextStatusBar Gets the current value of a label
cmdArgs Simple access to parsed command-line arguments
getLeaves.Options Gets all (non-list) options in a flat list
draw.density Draws a density curve
hpaste Concatenating vectors into human-readable strings
nbrOfOptions.Options Gets the number of options set
as.character.binmode Converts a binary/octal/hexadecimal number into a string
extract.array Extract a subset of an array, matrix or a vector with unknown dimensions
eget Gets a variable by name
on.Verbose Turn on the output
as.double.Verbose Gets a numeric value of this object
file.info2 Extract File Information (acknowledging symbolic file links also on Windows)
Java$asInt Converts an numeric to a Java integer
Java$asLong Converts a numeric to a Java long
Assert$check Static method asserting that a generic condition is true
cleanup.FileProgressBar Removes the progress file for a file progress bar
hsize Convert byte sizes into human-readable byte sizes
GString$getVariableValue Gets a variable value given a name and attributes
Arguments$getVector Validates a vector
dataFrame Allocates a data frame with given column classes
detachPackage Detaches packages by name
copyDirectory Copies a directory
convertComment.VComments Converts a verbose comment to R code
isOn.NullVerbose Checks if the output is on
isOn.Verbose Checks if the output is on
evaluate.GString Parses and evaluates a GString
equals.Verbose Checks if this object is equal to another
flush.TextStatusBar Flushes the output
isEof.connection Checks if the current file position for a connection is at the 'End of File'
onGarbageCollect Registers a function to be called when the R garbage collector is (detected to be) running
isFile Checks if the file specification is a file
popTemporaryFile Drops a temporary suffix from the temporary pathname
gcDLLs Identifies and removes DLLs of packages already unloaded
Assert$isScalar Static method asserting thatan object is a single value
isSingle Identifies all entries that exists exactly once
cmdArgsCall Calls an R function passing command-line arguments
GString$getBuiltinRhome Gets the path where R is installed
print.GString Prints the processed GString
System$findGhostscript Searches for a Ghostview executable on the current system
Java$readShort Reads a Java formatted short (16 bits) from a connection
isVisible.NullVerbose Checks if a certain verbose level will be shown or not
readTable Reads a file in table format
GString$getBuiltinRversion Gets the current R version
isVisible.Verbose Checks if a certain verbose level will be shown or not
createWindowsShortcut Creates a Microsoft Windows Shortcut (.lnk file)
reset.VComments Resets a VComments compiler
System$findGraphicsDevice Searches for a working PNG device
GString$getBuiltinDatetime Gets the current date and time
System$currentTimeMillis Get the current time in milliseconds
loadAnywhere.Settings Loads settings from file
onSessionExit Registers a function to be called when the R session finishes
Arguments$getEnvironment Gets an existing environment
resetWarnings Resets recorded warnings
System$openBrowser Opens an HTML document using the OS default HTML browser
print.Verbose Prints objects if above threshold
GString$getBuiltinHostname Gets the hostname of the system running R
Arguments$getFilename Gets and validates a filename
loadObject Method to load object from a file or a connection
more.Verbose Creates a cloned instance with a lower threshold
printf C-style formatted output
getMessage.TimeoutException Gets the message of the exception
readWindowsShellLink Reads a Microsoft Windows Shortcut (.lnk file)
Arguments$getRegularExpression Gets a valid regular expression pattern
Arguments$getReadablePathnames Gets a readable pathname
setOption.Options Sets an option
setMaxValue.ProgressBar Sets maximum value
mout Miscellaneous functions for outputting via message()
Arguments$getVerbose Coerces to Verbose object
popBackupFile Drops a backup suffix from the backup pathname
Arguments$getNumerics Coerces to a numeric vector and validates
dimNA< - Sets the dimension of an object with the option to infer one dimension autmatically
getTimestampFormat.Verbose Gets the default timestamp format
readWindowsShortcut Reads a Microsoft Windows Shortcut (.lnk file)
setThreshold.Verbose Sets verbose threshold
setStepLength.ProgressBar Sets default step length
displayCode Displays the contents of a text file with line numbers and more
swapXY.density Swaps x and y coordinates of a density object
systemR Launches another R process from within R
setOption Sets a option in R
setProgress.ProgressBar Sets current progress
validate.SmartComments Validates the compiled lines
touchFile Updates the timestamp of a file
evaluate.Verbose Evaluates a function and prints its results if above threshold
Arguments$getWritablePathname Gets a writable pathname
sourceDirectory Sources files recursively to either local or global environment
Assert$inherits Static method asserting that an object inherits from of a certain class
exit.Verbose Writes a message and unindents the following output
sourceTo Parses and evaluates code from a file or a connection
System$getUsername Retrieves the name of the user running R
unwrap.array Unwrap an array, matrix or a vector to an array of more dimensions
update.FileProgressBar Updates file progress bar
gcat Parses, evaluates and outputs a GString
update.ProgressBar Updates progress bar
getAbsolutePath Gets the absolute pathname string
getBarString.ProgressBar Gets the progress bar string to be displayed
inAnyInterval.numeric Checks if a set of values are inside one or more intervals
increase.ProgressBar Increases (steps) progress bar
validate.VComments Validates the compiled lines
popMessage.TextStatusBar Adds a message above the status bar
GString$getBuiltinDate Gets the current date
System$getHostname Retrieves the computer name of the current host
isDirectory Checks if the file specification is a directory
Arguments$getIndices Coerces to a integer vector and validates
pushBackupFile Appends a backup suffix to the pathname
withTimeout Evaluate an R expression and interrupts it if it takes too long
insert Insert values to a vector at certain positions
pushState.Verbose Pushes the current indentation state of the Verbose object
isDone.ProgressBar Checks if progress bar is completed
isUrl Checks if one or several pathnames is URLs
isPackageLoaded Checks if a package is loaded or not
isReplicated Identifies all entries with replicated values
wrap.array Reshape an array or a matrix by permuting and/or joining dimensions
Assert$isVector Static method asserting thatan object is a vector
less.Verbose Creates a cloned instance with a higher threshold
readTableIndex Reads a single column from file in table format
listDirectory Gets the file names in the directory
loadToEnv Method to load objects to a new environment
Java$readUTF Reads a Java (UTF-8) formatted string from a connection
getOption.Options Gets an option
Java$writeUTF Writes a string to a connection in Java format (UTF-8)
getParent Gets the string of the parent specified by this pathname
ruler.Verbose Writes a ruler
nullfile Gets the pathname of the NULL device on the current platform
saveAnywhere.Settings Saves settings to file
seqToIntervals Gets all contigous intervals of a vector of indices
printf.Verbose Formats and prints object if above threshold
off.Verbose Turn off the output
gstring Parses and evaluates a GString into a regular string
promptAndSave.Settings Prompt user to save modified settings
setDefaultLevel.Verbose Sets the current default verbose level
mapToIntervals.numeric Maps values to intervals
setTicks.ProgressBar Sets values for which ticks should be visible
hasOption.Options Checks if an option exists
setTimestampFormat.Verbose Sets the default timestamp format
Java$readInt Reads a Java formatted int (32 bits) from a connection
readRdHelp Reads one or more Rd help files in a certain format
installPackages Install R packages by name or URL
subplots Creates a grid of subplots
intToBin Converts an integer to a binary/octal/hexadecimal number
newline.TextStatusBar Writes a newline
Assert$isMatrix Static method asserting thatan object is a matrix
summary.Verbose Generates a summary of an object if above threshold
isModified.Settings Checks if settings has been modified compared to whats on file
renameFile Renames a file (or a directory) atomically/safely
newline.Verbose Writes one or several empty lines
use Attaches or loads packages
mergeIntervals.numeric Merges intervals
System$parseDebian Parses a string, file or connection for Debian formatted parameters
mkdirs Creates a directory including any necessary but nonexistent parent directories
useRepos Sets package repositories
moveInSearchPath Moves a environment in the search path to another position
mpager A \"pager\" function that outputs to standard error
resample Sample values from a set of elements
saveObject Saves an object to a file or a connection
parse.GString Parses a GString
reset.ProgressBar Reset progress bar
patchCode Patches installed and loaded packages and more
withRepos Evaluate an R expression with repositories set temporarily
withOptions Evaluate an R expression with options set temporarily
parse.SmartComments Parses one single smart comment
writeRaw.Verbose Writes objects if above threshold
seqToHumanReadable Gets a short human readable string representation of an vector of indices
reset.SmartComments Resets a SmartComments compiler
pushTemporaryFile Appends a temporary suffix to the pathname
queryRCmdCheck Gets the on R CMD check if the current R session was launched by it
splitByPattern Splits a single character string by pattern
Java$writeShort Writes a short (16 bits) to a connection in Java format
Java$readByte Reads a Java formatted byte (8 bits) from a connection
readBinFragments Reads binary data from disjoint sections of a connection or a file
reassignInPackage Re-assigns a new value to an existing object in a loaded package
stext Writes text in the margin along the sides of a plot
tempvar Gets a unique non-existing temporary variable name
removeDirectory Removes a directory
setLabel.TextStatusBar Sets the value of a label
setValue.ProgressBar Sets current value
shell.exec2 Open a file or URL using Windows File Associations
timestamp.Verbose Writes a timestamp
setLabels.TextStatusBar Sets new values of given labels
toCamelCase Converts a string of words into a merged camel-cased word
str.Options Prints the structure of the options
toUrl Converts a pathname into a URL
str.Verbose Prints the structure of an object if above threshold
update.TextStatusBar Updates the status bar (visually)
withCapture Evaluates an expression and captures the code and/or the output
timestampOn.Verbose Turns automatic timestamping on and off
updateLabels.TextStatusBar Sets the new values of given labels and updates the status bar
withSeed Evaluate an R expression with a temporarily set random set
withLocale Evaluate an R expression with locale set temporarily
writeDataFrame.data.frame Writes a data.frame to tabular text file
tmpfile Creates a temporary file with content
writeBinFragments Writes binary data to disjoint sections of a connection or a file
withSink Evaluate an R expression while temporarily diverting output
Java$writeByte Writes a byte (8 bits) to a connection in Java format
Java$writeInt Writes a integer (32 bits) to a connection in Java format
warnings.Verbose Outputs any warnings recorded
whichVector.logical Identifies TRUE elements in a logical vector
writeRaw.MultiVerbose Writes to each of the Verbose objects
writeRaw.NullVerbose All output methods
TimeoutException TimeoutException represents timeout errors
as.character.ProgressBar Gets a string description of the progress bar
as.character.Verbose Returns a character string version of this object
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Date 2017-11-04
License LGPL (>= 2.1)
LazyLoad TRUE
URL https://github.com/HenrikBengtsson/R.utils
BugReports https://github.com/HenrikBengtsson/R.utils/issues
RoxygenNote 6.0.1
NeedsCompilation no
Packaged 2017-11-04 17:21:15 UTC; hb
Repository CRAN
Date/Publication 2017-11-05 15:03:17 UTC

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