piegamesandeldritch horrors
8782c7533f
"while evaluating a path segment" was just plain wrong Co-authored-by: eldritch horrors <pennae@lix.systems> Change-Id: I827374635df2887d17a8ee8b1755c078bf0b506b
60 lines
1.2 KiB
Plaintext
60 lines
1.2 KiB
Plaintext
nix-repl> 1 + 1
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2
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nix-repl> :doc builtins.add
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Synopsis: builtins.add e1 e2
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Return the sum of the numbers e1 and e2.
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nix-repl> f = a: "" + a
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Expect the trace to not contain any traceback:
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nix-repl> f 2
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error:
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… while concatenating
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at «string»:1:11:
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1| f = a: "" + a
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| ^
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error: cannot coerce an integer to a string: 2
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nix-repl> :te
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showing error traces
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Expect the trace to have traceback:
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nix-repl> f 2
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error:
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… from call site
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at «string»:1:1:
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1| f 2
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| ^
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… while calling anonymous lambda
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at «string»:1:5:
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1| f = a: "" + a
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| ^
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… while concatenating
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at «string»:1:11:
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1| f = a: "" + a
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| ^
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error: cannot coerce an integer to a string: 2
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Turning it off should also work:
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nix-repl> :te
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not showing error traces
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nix-repl> f 2
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error:
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… while concatenating
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at «string»:1:11:
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1| f = a: "" + a
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| ^
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error: cannot coerce an integer to a string: 2
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