validateGoogleChartParameters: Validate the parameters of a Google Chart

In talithafs/dzVis-Package: Data Visualization with Data Zoom

Description

Checks if the chosen parameters follows the validation rules for a Google Chart. It uses a data.frame as the data source.

Usage

validateGoogleChartParameters(data, table, targetVar, groupVar, timeVar, min,
  max, restrictions)

Arguments

data	A data.frame. The data source.
table	A character value. The name of the table from which the data was retrieved.
targetVar	A character vector. The name(s) of the column(s) with the target variable(s) values.
groupVar	A character. The name of the column with the group variable.
timeVar	A character. The name of the column with the time variable.
min	A numeric value or a date string in the format 'yyyy-mm-dd'. Lower bound for the timeVar
max	A numeric value or a date string in the format 'yyyy-mm-dd'. Upper bound for the timeVar
restrictions	A n x 2 matrix. The n equality restrictions that make timeVar and groupVar values unique when combined.

Value

A character. The constant .VALID if the parameters are and an error message, otherwise.

Validation rules

1. min, max, timeVar: validateLimits

2. timeVar, groupVar, restrictions: validateKeys

3. timeVar, groupVar, targetVar, restrictions: validateConsistency

talithafs/dzVis-Package documentation built on May 31, 2019, 2:54 a.m.