Inspectopedia 2025.2 Help

Empty separator in the 'paste' function

Reports an empty separator in the 'paste' function. The quick-fix replaces a 'paste' call with the 'paste0' function.

Example:

paste("a", "b", sep = '')

When you apply the quick-fix, the code changes to:

paste0("a", "b")

Locating this inspection

By ID

Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

RPasteToPaste0Inspection
Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | R

Inspection ID: RPasteToPaste0Inspection

Suppressing Inspection

You can suppress this inspection by placing the following comment marker before the code fragment where you no longer want messages from this inspection to appear:

//noinspection RPasteToPaste0Inspection

More detailed instructions as well as other ways and options that you have can be found in the product documentation:

Inspection Details

By default bundled with:

DataSpell 2025.2,

Can be installed with plugin:

R Language, 252.26661.0

Last modified: 18 September 2025