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Merge remote-tracking branch 'origin/master' into coerce-string

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This commit is contained in:
Eelco Dolstra 2023-01-02 20:53:39 +01:00
commit 6b69652385
233 changed files with 5278 additions and 2874 deletions
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29
src/libexpr/nixexpr.hh
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@ -22,15 +22,22 @@ MakeError(MissingArgumentError, EvalError);
MakeError(RestrictedPathError, Error);
/* Position objects. */
struct Pos
{
std::string file;
FileOrigin origin;
uint32_t line;
uint32_t column;
struct none_tag { };
struct Stdin { ref<std::string> source; };
struct String { ref<std::string> source; };
typedef std::variant<none_tag, Stdin, String, Path> Origin;
Origin origin;
explicit operator bool() const { return line > 0; }
operator std::shared_ptr<AbstractPos>() const;
};
class PosIdx {
@ -46,7 +53,11 @@ public:
explicit operator bool() const { return id > 0; }
bool operator<(const PosIdx other) const { return id < other.id; }
bool operator <(const PosIdx other) const { return id < other.id; }
bool operator ==(const PosIdx other) const { return id == other.id; }
bool operator !=(const PosIdx other) const { return id != other.id; }
};
class PosTable
@ -60,13 +71,13 @@ public:
// current origins.back() can be reused or not.
mutable uint32_t idx = std::numeric_limits<uint32_t>::max();
explicit Origin(uint32_t idx): idx(idx), file{}, origin{} {}
// Used for searching in PosTable::[].
explicit Origin(uint32_t idx): idx(idx), origin{Pos::none_tag()} {}
public:
const std::string file;
const FileOrigin origin;
const Pos::Origin origin;
Origin(std::string file, FileOrigin origin): file(std::move(file)), origin(origin) {}
Origin(Pos::Origin origin): origin(origin) {}
};
struct Offset {
@ -106,7 +117,7 @@ public:
[] (const auto & a, const auto & b) { return a.idx < b.idx; });
const auto origin = *std::prev(pastOrigin);
const auto offset = offsets[idx];
return {origin.file, origin.origin, offset.line, offset.column};
return {offset.line, offset.column, origin.origin};
}
};