| Copyright | (c) The University of Glasgow 2013-2015 |
|---|---|
| License | see libraries/base/LICENSE |
| Maintainer | cvs-ghc@haskell.org |
| Stability | internal |
| Portability | non-portable (GHC Extensions) |
| Safe Haskell | None |
| Language | Haskell2010 |
GHC.ExecutionStack.Internal
Contents
Description
Internals of the ExecutionStack module
Since: base-4.9.0.0
Synopsis
- data Location = Location {
- objectName :: String
- functionName :: String
- srcLoc :: Maybe SrcLoc
- data SrcLoc = SrcLoc {
- sourceFile :: String
- sourceLine :: Int
- sourceColumn :: Int
- data StackTrace
- stackFrames :: StackTrace -> Maybe [Location]
- stackDepth :: StackTrace -> Int
- collectStackTrace :: IO (Maybe StackTrace)
- showStackFrames :: [Location] -> ShowS
- invalidateDebugCache :: IO ()
Internal
Location information about an address from a backtrace.
Constructors
| Location | |
Fields
| |
A location in the original program source.
Constructors
| SrcLoc | |
Fields
| |
data StackTrace #
The state of the execution stack
stackFrames :: StackTrace -> Maybe [Location] #
List the frames of a stack trace.
stackDepth :: StackTrace -> Int #
How many stack frames in the given StackTrace
collectStackTrace :: IO (Maybe StackTrace) #
Get an execution stack.
showStackFrames :: [Location] -> ShowS #
Render a stacktrace as a string
invalidateDebugCache :: IO () #
Free the cached debug data.