index_increment: Increment subscript indices
In muttest: Mutation Testing
View source: R/mutator-index.R
index_increment R Documentation
Increment subscript indices
Description
Replaces every simple subscript index in x[i] or x[[i]] with
x[i + 1L] / x[[i + 1L]]. Targets identifier and numeric literal indices;
complex expressions (e.g. x[a + b]) are left untouched.
Usage
index_increment()
Details
Catches off-by-one errors where tests never verify the exact element
retrieved from a vector or list.
Value
A Mutator object.
Examples
index_increment()
muttest documentation built on May 14, 2026, 5:10 p.m.
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View source: R/mutator-index.R
| index_increment | R Documentation |
Increment subscript indices
Description
Replaces every simple subscript index in x[i] or x[[i]] with
x[i + 1L] / x[[i + 1L]]. Targets identifier and numeric literal indices;
complex expressions (e.g. x[a + b]) are left untouched.
Usage
index_increment()
Details
Catches off-by-one errors where tests never verify the exact element retrieved from a vector or list.
Value
A Mutator object.
Examples
index_increment()
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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