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debug.nix: add traceSeq & traceValSeq 

Debugging functions that strictly deep-evaluate the argument that should
be traced.
This commit is contained in:
Profpatsch 2016-06-26 01:28:06 +02:00
parent 9ef6dceca9
commit 6889f53397
1 changed files with 4 additions and 0 deletions
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lib/debug.nix
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@ -19,6 +19,10 @@ rec {
traceXMLVal = x: trace (builtins.toXML x) x; traceXMLVal = x: trace (builtins.toXML x) x;
traceXMLValMarked = str: x: trace (str + builtins.toXML x) x; traceXMLValMarked = str: x: trace (str + builtins.toXML x) x;
# strict trace functions (traced structure is fully evaluated and printed)
traceSeq = x: y: trace (builtins.deepSeq x x) y;
traceValSeq = v: traceVal (builtins.deepSeq v v);
# this can help debug your code as well - designed to not produce thousands of lines # this can help debug your code as well - designed to not produce thousands of lines
traceShowVal = x : trace (showVal x) x; traceShowVal = x : trace (showVal x) x;
traceShowValMarked = str: x: trace (str + showVal x) x; traceShowValMarked = str: x: trace (str + showVal x) x;