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Merge pull request #9754 from 9999years/print-value-when-coercion-fails

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Print the value in `error: cannot coerce` messages
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Robert Hensing 2024-01-24 12:48:39 +01:00 • committed by GitHub
commit 5b7bfd2d6b
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10 changed files with 68 additions and 31 deletions
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28
tests/unit/libexpr/error_traces.cc
View file

@ -295,7 +295,7 @@ namespace nix {
TEST_F(ErrorTraceTest, toPath) {
ASSERT_TRACE2("toPath []",
TypeError,
hintfmt("cannot coerce %s to a string", "a list"),
hintfmt("cannot coerce %s to a string: %s", "a list", "[ ]"),
hintfmt("while evaluating the first argument passed to builtins.toPath"));
ASSERT_TRACE2("toPath \"foo\"",
@ -309,7 +309,7 @@ namespace nix {
TEST_F(ErrorTraceTest, storePath) {
ASSERT_TRACE2("storePath true",
TypeError,
hintfmt("cannot coerce %s to a string", "a Boolean"),
hintfmt("cannot coerce %s to a string: %s", "a Boolean", ANSI_CYAN "true" ANSI_NORMAL),
hintfmt("while evaluating the first argument passed to 'builtins.storePath'"));
}
@ -318,7 +318,7 @@ namespace nix {
TEST_F(ErrorTraceTest, pathExists) {
ASSERT_TRACE2("pathExists []",
TypeError,
hintfmt("cannot coerce %s to a string", "a list"),
hintfmt("cannot coerce %s to a string: %s", "a list", "[ ]"),
hintfmt("while realising the context of a path"));
ASSERT_TRACE2("pathExists \"zorglub\"",
@ -332,7 +332,7 @@ namespace nix {
TEST_F(ErrorTraceTest, baseNameOf) {
ASSERT_TRACE2("baseNameOf []",
TypeError,
hintfmt("cannot coerce %s to a string", "a list"),
hintfmt("cannot coerce %s to a string: %s", "a list", "[ ]"),
hintfmt("while evaluating the first argument passed to builtins.baseNameOf"));
}
@ -377,7 +377,7 @@ namespace nix {
TEST_F(ErrorTraceTest, filterSource) {
ASSERT_TRACE2("filterSource [] []",
TypeError,
hintfmt("cannot coerce %s to a string", "a list"),
hintfmt("cannot coerce %s to a string: %s", "a list", "[ ]"),
hintfmt("while evaluating the second argument (the path to filter) passed to 'builtins.filterSource'"));
ASSERT_TRACE2("filterSource [] \"foo\"",
@ -1038,7 +1038,7 @@ namespace nix {
TEST_F(ErrorTraceTest, toString) {
ASSERT_TRACE2("toString { a = 1; }",
TypeError,
hintfmt("cannot coerce %s to a string", "a set"),
hintfmt("cannot coerce %s to a string: %s", "a set", "{ a = " ANSI_CYAN "1" ANSI_NORMAL "; }"),
hintfmt("while evaluating the first argument passed to builtins.toString"));
}
@ -1057,7 +1057,7 @@ namespace nix {
ASSERT_TRACE2("substring 0 3 {}",
TypeError,
hintfmt("cannot coerce %s to a string", "a set"),
hintfmt("cannot coerce %s to a string: %s", "a set", "{ }"),
hintfmt("while evaluating the third argument (the string) passed to builtins.substring"));
ASSERT_TRACE1("substring (-3) 3 \"sometext\"",
@ -1070,7 +1070,7 @@ namespace nix {
TEST_F(ErrorTraceTest, stringLength) {
ASSERT_TRACE2("stringLength {} # TODO: context is missing ???",
TypeError,
hintfmt("cannot coerce %s to a string", "a set"),
hintfmt("cannot coerce %s to a string: %s", "a set", "{ }"),
hintfmt("while evaluating the argument passed to builtins.stringLength"));
}
@ -1143,7 +1143,7 @@ namespace nix {
ASSERT_TRACE2("concatStringsSep \"foo\" [ 1 2 {} ] # TODO: coerce to string is buggy",
TypeError,
hintfmt("cannot coerce %s to a string", "an integer"),
hintfmt("cannot coerce %s to a string: %s", "an integer", ANSI_CYAN "1" ANSI_NORMAL),
hintfmt("while evaluating one element of the list of strings to concat passed to builtins.concatStringsSep"));
}
@ -1229,12 +1229,12 @@ namespace nix {
ASSERT_TRACE2("derivationStrict { name = \"foo\"; builder = 1; system = {}; }",
TypeError,
hintfmt("cannot coerce %s to a string", "a set"),
hintfmt("cannot coerce %s to a string: %s", "a set", "{ }"),
hintfmt("while evaluating the attribute 'system' of derivation 'foo'"));
ASSERT_TRACE2("derivationStrict { name = \"foo\"; builder = 1; system = 1; outputs = {}; }",
TypeError,
hintfmt("cannot coerce %s to a string", "a set"),
hintfmt("cannot coerce %s to a string: %s", "a set", "{ }"),
hintfmt("while evaluating the attribute 'outputs' of derivation 'foo'"));
ASSERT_TRACE2("derivationStrict { name = \"foo\"; builder = 1; system = 1; outputs = \"drv\"; }",
@ -1279,17 +1279,17 @@ namespace nix {
ASSERT_TRACE2("derivationStrict { name = \"foo\"; builder = 1; system = 1; outputs = \"out\"; args = [ {} ]; }",
TypeError,
hintfmt("cannot coerce %s to a string", "a set"),
hintfmt("cannot coerce %s to a string: %s", "a set", "{ }"),
hintfmt("while evaluating an element of the argument list"));
ASSERT_TRACE2("derivationStrict { name = \"foo\"; builder = 1; system = 1; outputs = \"out\"; args = [ \"a\" {} ]; }",
TypeError,
hintfmt("cannot coerce %s to a string", "a set"),
hintfmt("cannot coerce %s to a string: %s", "a set", "{ }"),
hintfmt("while evaluating an element of the argument list"));
ASSERT_TRACE2("derivationStrict { name = \"foo\"; builder = 1; system = 1; outputs = \"out\"; FOO = {}; }",
TypeError,
hintfmt("cannot coerce %s to a string", "a set"),
hintfmt("cannot coerce %s to a string: %s", "a set", "{ }"),
hintfmt("while evaluating the attribute 'FOO' of derivation 'foo'"));
}

10
tests/unit/libexpr/value/print.cc
View file

@ -370,7 +370,7 @@ TEST_F(ValuePrintingTests, ansiColorsStringElided)
v.mkString("puppy");
test(v,
ANSI_MAGENTA "\"pup\"" ANSI_FAINT " «2 bytes elided»" ANSI_NORMAL,
ANSI_MAGENTA "\"pup\" " ANSI_FAINT "«2 bytes elided»" ANSI_NORMAL,
PrintOptions {
.ansiColors = true,
.maxStringLength = 3
@ -756,7 +756,7 @@ TEST_F(ValuePrintingTests, ansiColorsAttrsElided)
vAttrs.mkAttrs(builder.finish());
test(vAttrs,
"{ one = " ANSI_CYAN "1" ANSI_NORMAL "; " ANSI_FAINT " «1 attribute elided»" ANSI_NORMAL "}",
"{ one = " ANSI_CYAN "1" ANSI_NORMAL "; " ANSI_FAINT "«1 attribute elided»" ANSI_NORMAL "}",
PrintOptions {
.ansiColors = true,
.maxAttrs = 1
@ -769,7 +769,7 @@ TEST_F(ValuePrintingTests, ansiColorsAttrsElided)
vAttrs.mkAttrs(builder.finish());
test(vAttrs,
"{ one = " ANSI_CYAN "1" ANSI_NORMAL "; " ANSI_FAINT " «2 attributes elided»" ANSI_NORMAL "}",
"{ one = " ANSI_CYAN "1" ANSI_NORMAL "; " ANSI_FAINT "«2 attributes elided»" ANSI_NORMAL "}",
PrintOptions {
.ansiColors = true,
.maxAttrs = 1
@ -793,7 +793,7 @@ TEST_F(ValuePrintingTests, ansiColorsListElided)
vList.bigList.size = 2;
test(vList,
"[ " ANSI_CYAN "1" ANSI_NORMAL " " ANSI_FAINT " «1 item elided»" ANSI_NORMAL "]",
"[ " ANSI_CYAN "1" ANSI_NORMAL " " ANSI_FAINT "«1 item elided»" ANSI_NORMAL "]",
PrintOptions {
.ansiColors = true,
.maxListItems = 1
@ -806,7 +806,7 @@ TEST_F(ValuePrintingTests, ansiColorsListElided)
vList.bigList.size = 3;
test(vList,
"[ " ANSI_CYAN "1" ANSI_NORMAL " " ANSI_FAINT " «2 items elided»" ANSI_NORMAL "]",
"[ " ANSI_CYAN "1" ANSI_NORMAL " " ANSI_FAINT "«2 items elided»" ANSI_NORMAL "]",
PrintOptions {
.ansiColors = true,
.maxListItems = 1