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Make 'nix edit' etc. work again

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This commit is contained in:
Eelco Dolstra 2022-07-26 17:06:45 +02:00
parent 1790698a74
commit bb4d35dcca
15 changed files with 108 additions and 82 deletions
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7
src/libcmd/command.cc
View file

@ -207,8 +207,11 @@ void StorePathCommand::run(ref<Store> store, std::vector<StorePath> && storePath
run(store, *storePaths.begin());
}
Strings editorFor(const Path & file, uint32_t line)
Strings editorFor(const SourcePath & file, uint32_t line)
{
auto path = file.getPhysicalPath();
if (!path)
throw Error("cannot open '%s' in an editor because it has no physical path", file);
auto editor = getEnv("EDITOR").value_or("cat");
auto args = tokenizeString<Strings>(editor);
if (line > 0 && (
@ -217,7 +220,7 @@ Strings editorFor(const Path & file, uint32_t line)
editor.find("vim") != std::string::npos ||
editor.find("kak") != std::string::npos))
args.push_back(fmt("+%d", line));
args.push_back(file);
args.push_back(path->abs());
return args;
}

2
src/libcmd/command.hh
View file

@ -229,7 +229,7 @@ static RegisterCommand registerCommand2(std::vector<std::string> && name)
/* Helper function to generate args that invoke $EDITOR on
filename:lineno. */
Strings editorFor(const Path & file, uint32_t line);
Strings editorFor(const SourcePath & file, uint32_t line);
struct MixProfile : virtual StoreCommand
{

16
src/libcmd/repl.cc
View file

@ -573,17 +573,17 @@ bool NixRepl::processLine(std::string line)
Value v;
evalString(arg, v);
const auto [file, line] = [&] () -> std::pair<std::string, uint32_t> {
const auto [path, line] = [&] () -> std::pair<SourcePath, uint32_t> {
if (v.type() == nPath || v.type() == nString) {
PathSet context;
auto filename = state->coerceToString(noPos, v, context).toOwned();
state->symbols.create(filename);
return {filename, 0};
auto path = state->coerceToPath(noPos, v, context);
return {path, 0};
} else if (v.isLambda()) {
auto pos = state->positions[v.lambda.fun->pos];
// FIXME
abort();
//return {pos.file, pos.line};
if (auto path = std::get_if<SourcePath>(&pos.origin))
return {*path, pos.line};
else
throw Error("'%s' cannot be shown in an editor", pos);
} else {
// assume it's a derivation
return findPackageFilename(*state, v, arg);
@ -591,7 +591,7 @@ bool NixRepl::processLine(std::string line)
}();
// Open in EDITOR
auto args = editorFor(file, line);
auto args = editorFor(path, line);
auto editor = args.front();
args.pop_front();