lib.fileset: Improved error for unsupported coercion values
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@ -172,11 +172,11 @@ rec {
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else if ! isPath value then
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if isStringLike value then
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throw ''
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${context} ("${toString value}") is a string-like value, but it should be a path instead.
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${context} ("${toString value}") is a string-like value, but it should be a file set or a path instead.
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Paths represented as strings are not supported by `lib.fileset`, use `lib.sources` or derivations instead.''
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else
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throw ''
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${context} is of type ${typeOf value}, but it should be a path instead.''
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${context} is of type ${typeOf value}, but it should be a file set or a path instead.''
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else if ! pathExists value then
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throw ''
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${context} (${toString value}) does not exist.''
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@ -355,8 +355,8 @@ expectFailure 'toSource { root = ./a; fileset = ./.; }' 'lib.fileset.toSource: `
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rm -rf *
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# Path coercion only works for paths
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expectFailure 'toSource { root = ./.; fileset = 10; }' 'lib.fileset.toSource: `fileset` is of type int, but it should be a path instead.'
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expectFailure 'toSource { root = ./.; fileset = "/some/path"; }' 'lib.fileset.toSource: `fileset` \("/some/path"\) is a string-like value, but it should be a path instead.
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expectFailure 'toSource { root = ./.; fileset = 10; }' 'lib.fileset.toSource: `fileset` is of type int, but it should be a file set or a path instead.'
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expectFailure 'toSource { root = ./.; fileset = "/some/path"; }' 'lib.fileset.toSource: `fileset` \("/some/path"\) is a string-like value, but it should be a file set or a path instead.
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\s*Paths represented as strings are not supported by `lib.fileset`, use `lib.sources` or derivations instead.'
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# Path coercion errors for non-existent paths
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