create.binding: Create DDB Bindings
In quantmod: Quantitative Financial Modelling Framework

create.binding

R Documentation

Create DDB Bindings

Description

Internal function used in attachSymbols to create active bindings for symbols defined in a DDB object.

Usage

create.binding(s,
               lsym,
               rsym,
               gsrc,
               mem.cache = TRUE,
               file.cache = !mem.cache,
               cache.dir = tempdir(),
               envir,...)

Arguments

`s`	symbol name
`lsym`	function to convert to local name (legal R name)
`rsym`	function to convert to remote name (source name)
`gsrc`	corresponds to 'src' arg in getSymbols call
`mem.cache`	cache to memory
`file.cache`	cache to disk
`cache.dir`	directory to cache to/from
`envir`	environment name (character)
`...`	arguments to pass to getSymbols call

Details

Low level function to create bindings during initial demand-database construction.

Value

Called for its side effect of creating active bindings to symbols.

Note

This is code used internally by attachSymbols. User's may modify this to accomodate different systems. The upstream functions needn't maintain consistency with this interface.

Use as a guide or template.