Files
codeql/cpp/ql/src/Metrics/Internal/CallableExtents.ql
2021-09-29 13:47:58 +02:00

36 lines
1023 B
Plaintext

/**
* @name Extents of functions
* @kind extent
* @id cpp/callable-extents
* @metricType callable
*/
import cpp
/**
* A Function with location overridden to cover its entire range,
* including the body (if any), as opposed to the location of its name
* only.
*/
class RangeFunction extends Function {
/**
* Holds if this function is at the specified location.
* The location spans column `startcolumn` of line `startline` to
* column `endcolumn` of line `endline` in file `filepath`.
* For more information, see
* [Locations](https://codeql.github.com/docs/writing-codeql-queries/providing-locations-in-codeql-queries/).
*/
predicate hasLocationInfo(string path, int sl, int sc, int el, int ec) {
super.getLocation().hasLocationInfo(path, sl, sc, _, _) and
(
this.getBlock().getLocation().hasLocationInfo(path, _, _, el, ec)
or
not exists(this.getBlock()) and el = sl + 1 and ec = 1
)
}
}
from RangeFunction f
where f.fromSource()
select f.getLocation(), f