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Merge remote-tracking branch 'origin/master' into flakes

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This commit is contained in:
Eelco Dolstra 2020-07-07 14:38:57 +02:00
commit 1ab9da9154
4 changed files with 28 additions and 25 deletions
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5
src/libstore/build.cc
View file

@ -2041,7 +2041,10 @@ void DerivationGoal::startBuilder()
if (!std::regex_match(fileName, regex))
throw Error("invalid file name '%s' in 'exportReferencesGraph'", fileName);
auto storePath = worker.store.parseStorePath(*i++);
auto storePathS = *i++;
if (!worker.store.isInStore(storePathS))
throw BuildError("'exportReferencesGraph' contains a non-store path '%1%'", storePathS);
auto storePath = worker.store.parseStorePath(worker.store.toStorePath(storePathS));
/* Write closure info to <fileName>. */
writeFile(tmpDir + "/" + fileName,

27
src/libutil/error.cc
View file

@ -355,26 +355,21 @@ std::ostream& showErrorInfo(std::ostream &out, const ErrorInfo &einfo, bool show
for (auto iter = einfo.traces.rbegin(); iter != einfo.traces.rend(); ++iter)
{
try {
out << std::endl << prefix;
out << ANSI_BLUE << "trace: " << ANSI_NORMAL << iter->hint.str();
if (iter->pos.has_value() && (*iter->pos)) {
auto pos = iter->pos.value();
out << std::endl << prefix;
out << ANSI_BLUE << "trace: " << ANSI_NORMAL << iter->hint.str();
printAtPos(prefix, pos, out);
nl = true;
if (*iter->pos) {
auto pos = iter->pos.value();
auto loc = getCodeLines(pos);
if (loc.has_value())
{
out << std::endl << prefix;
printCodeLines(out, prefix, pos, *loc);
out << std::endl << prefix;
printAtPos(prefix, pos, out);
auto loc = getCodeLines(pos);
if (loc.has_value())
{
out << std::endl << prefix;
printCodeLines(out, prefix, pos, *loc);
out << std::endl << prefix;
}
}
} catch(const std::bad_optional_access& e) {
out << iter->hint.str() << std::endl;
}
}
}

6
src/libutil/error.hh
View file

@ -1,8 +1,8 @@
#pragma once
#include "ref.hh"
#include "types.hh"
#include "fmt.hh"
#include <cstring>
#include <list>
@ -10,7 +10,9 @@
#include <map>
#include <optional>
#include "fmt.hh"
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
/* Before 4.7, gcc's std::exception uses empty throw() specifiers for
* its (virtual) destructor and what() in c++11 mode, in violation of spec

15
src/libutil/tests/logging.cc
View file

@ -251,18 +251,19 @@ namespace nix {
TEST(addTrace, showTracesWithShowTrace) {
SymbolTable testTable;
auto problem_file = testTable.create(test_file);
auto oneliner_file = testTable.create(one_liner);
auto invalidfilename = testTable.create("invalid filename");
auto e = AssertionError(ErrorInfo {
.name = "wat",
.description = "a well-known problem occurred",
.description = "show-traces",
.hint = hintfmt("it has been %1% days since our last error", "zero"),
.errPos = Pos(foString, problem_file, 2, 13),
});
e.addTrace(Pos(foStdin, oneliner_file, 1, 19), "while trying to compute %1%", 42);
e.addTrace(std::nullopt, "while doing something without a %1%", "pos");
e.addTrace(Pos(foFile, invalidfilename, 100, 1), "missing %s", "nix file");
testing::internal::CaptureStderr();
@ -271,24 +272,25 @@ namespace nix {
logError(e.info());
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- AssertionError --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from string\x1B[0m\n\na well-known problem occurred\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nit has been \x1B[33;1mzero\x1B[0m days since our last error\n\x1B[34;1m---- show-trace ----\x1B[0m\n\x1B[34;1mtrace: \x1B[0mwhile trying to compute \x1B[33;1m42\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(1:19)\x1B[34;1m from stdin\x1B[0m\n\n 1| this is the other problem line of code\n | \x1B[31;1m^\x1B[0m\n\n\x1B[34;1mtrace: \x1B[0mwhile doing something without a \x1B[33;1mpos\x1B[0m\n");
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- SysError --- error-unit-test\x1B[0m\nopening file '\x1B[33;1minvalid filename\x1B[0m': \x1B[33;1mNo such file or directory\x1B[0m\n\x1B[31;1merror:\x1B[0m\x1B[34;1m --- AssertionError --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from string\x1B[0m\n\nshow-traces\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nit has been \x1B[33;1mzero\x1B[0m days since our last error\n\x1B[34;1m---- show-trace ----\x1B[0m\n\x1B[34;1mtrace: \x1B[0mwhile trying to compute \x1B[33;1m42\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(1:19)\x1B[34;1m from stdin\x1B[0m\n\n 1| this is the other problem line of code\n | \x1B[31;1m^\x1B[0m\n\n\x1B[34;1mtrace: \x1B[0mwhile doing something without a \x1B[33;1mpos\x1B[0m\n\x1B[34;1mtrace: \x1B[0mmissing \x1B[33;1mnix file\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(100:1)\x1B[34;1m in file: \x1B[0minvalid filename\n");
}
TEST(addTrace, hideTracesWithoutShowTrace) {
SymbolTable testTable;
auto problem_file = testTable.create(test_file);
auto oneliner_file = testTable.create(one_liner);
auto invalidfilename = testTable.create("invalid filename");
auto e = AssertionError(ErrorInfo {
.name = "wat",
.description = "a well-known problem occurred",
.description = "hide traces",
.hint = hintfmt("it has been %1% days since our last error", "zero"),
.errPos = Pos(foString, problem_file, 2, 13),
});
e.addTrace(Pos(foStdin, oneliner_file, 1, 19), "while trying to compute %1%", 42);
e.addTrace(std::nullopt, "while doing something without a %1%", "pos");
e.addTrace(Pos(foFile, invalidfilename, 100, 1), "missing %s", "nix file");
testing::internal::CaptureStderr();
@ -297,9 +299,10 @@ namespace nix {
logError(e.info());
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- AssertionError --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from string\x1B[0m\n\na well-known problem occurred\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nit has been \x1B[33;1mzero\x1B[0m days since our last error\n");
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- AssertionError --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from string\x1B[0m\n\nhide traces\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nit has been \x1B[33;1mzero\x1B[0m days since our last error\n");
}
/* ----------------------------------------------------------------------------
* hintfmt
* --------------------------------------------------------------------------*/