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

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This commit is contained in:
Guillaume Maudoux 2022-04-29 00:12:25 +02:00
commit e93b59fbc5
170 changed files with 4010 additions and 2203 deletions
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54
src/libexpr/primops/context.cc
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@ -1,10 +1,11 @@
#include "primops.hh"
#include "eval-inline.hh"
#include "derivations.hh"
#include "store-api.hh"
namespace nix {
static void prim_unsafeDiscardStringContext(EvalState & state, const Pos & pos, Value * * args, Value & v)
static void prim_unsafeDiscardStringContext(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
PathSet context;
auto s = state.coerceToString(pos, *args[0], context, "while evaluating the argument passed to builtins.unsafeDiscardStringContext");
@ -14,7 +15,7 @@ static void prim_unsafeDiscardStringContext(EvalState & state, const Pos & pos,
static RegisterPrimOp primop_unsafeDiscardStringContext("__unsafeDiscardStringContext", 1, prim_unsafeDiscardStringContext);
static void prim_hasContext(EvalState & state, const Pos & pos, Value * * args, Value & v)
static void prim_hasContext(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
PathSet context;
state.forceString(*args[0], context, pos, "while evaluating the argument passed to builtins.hasContext");
@ -30,7 +31,7 @@ static RegisterPrimOp primop_hasContext("__hasContext", 1, prim_hasContext);
source-only deployment). This primop marks the string context so
that builtins.derivation adds the path to drv.inputSrcs rather than
drv.inputDrvs. */
static void prim_unsafeDiscardOutputDependency(EvalState & state, const Pos & pos, Value * * args, Value & v)
static void prim_unsafeDiscardOutputDependency(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
PathSet context;
auto s = state.coerceToString(pos, *args[0], context, "while evaluating the argument passed to builtins.unsafeDiscardOutputDependency");
@ -64,7 +65,7 @@ static RegisterPrimOp primop_unsafeDiscardOutputDependency("__unsafeDiscardOutpu
Note that for a given path any combination of the above attributes
may be present.
*/
static void prim_getContext(EvalState & state, const Pos & pos, Value * * args, Value & v)
static void prim_getContext(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
struct ContextInfo {
bool path = false;
@ -82,8 +83,8 @@ static void prim_getContext(EvalState & state, const Pos & pos, Value * * args,
drv = std::string(p, 1);
path = &drv;
} else if (p.at(0) == '!') {
std::pair<std::string, std::string> ctx = decodeContext(p);
drv = ctx.first;
NixStringContextElem ctx = decodeContext(*state.store, p);
drv = state.store->printStorePath(ctx.first);
output = ctx.second;
path = &drv;
}
@ -133,55 +134,56 @@ static RegisterPrimOp primop_getContext("__getContext", 1, prim_getContext);
See the commentary above unsafeGetContext for details of the
context representation.
*/
static void prim_appendContext(EvalState & state, const Pos & pos, Value * * args, Value & v)
static void prim_appendContext(EvalState & state, const PosIdx pos, Value * * args, Value & v)
{
PathSet context;
auto orig = state.forceString(*args[0], context, pos, "while evaluating the first argument passed to builtins.appendContext");
auto orig = state.forceString(*args[0], context, noPos, "while evaluating the first argument passed to builtins.appendContext");
state.forceAttrs(*args[1], pos, "while evaluating the second argument passed to builtins.appendContext");
auto sPath = state.symbols.create("path");
auto sAllOutputs = state.symbols.create("allOutputs");
for (auto & i : *args[1]->attrs) {
if (!state.store->isStorePath(i.name))
const auto & name = state.symbols[i.name];
if (!state.store->isStorePath(name))
throw EvalError({
.msg = hintfmt("context key '%s' is not a store path", i.name),
.errPos = *i.pos
.msg = hintfmt("context key '%s' is not a store path", name),
.errPos = state.positions[i.pos]
});
if (!settings.readOnlyMode)
state.store->ensurePath(state.store->parseStorePath(i.name));
state.forceAttrs(*i.value, *i.pos, "while evaluating the value of a string context");
state.store->ensurePath(state.store->parseStorePath(name));
state.forceAttrs(*i.value, i.pos, "while evaluating the value of a string context");
auto iter = i.value->attrs->find(sPath);
if (iter != i.value->attrs->end()) {
if (state.forceBool(*iter->value, *iter->pos, "while evaluating the `path` attribute of a string context"))
context.insert(i.name);
if (state.forceBool(*iter->value, iter->pos, "while evaluating the `path` attribute of a string context"))
context.emplace(name);
}
iter = i.value->attrs->find(sAllOutputs);
if (iter != i.value->attrs->end()) {
if (state.forceBool(*iter->value, *iter->pos, "while evaluating the `allOutputs` attribute of a string context")) {
if (!isDerivation(i.name)) {
if (state.forceBool(*iter->value, iter->pos, "while evaluating the `allOutputs` attribute of a string context")) {
if (!isDerivation(name)) {
throw EvalError({
.msg = hintfmt("tried to add all-outputs context of %s, which is not a derivation, to a string", i.name),
.errPos = *i.pos
.msg = hintfmt("tried to add all-outputs context of %s, which is not a derivation, to a string", name),
.errPos = state.positions[i.pos]
});
}
context.insert("=" + std::string(i.name));
context.insert(concatStrings("=", name));
}
}
iter = i.value->attrs->find(state.sOutputs);
if (iter != i.value->attrs->end()) {
state.forceList(*iter->value, *iter->pos, "while evaluating the `outputs` attribute of a string context");
if (iter->value->listSize() && !isDerivation(i.name)) {
state.forceList(*iter->value, iter->pos, "while evaluating the `outputs` attribute of a string context");
if (iter->value->listSize() && !isDerivation(name)) {
throw EvalError({
.msg = hintfmt("tried to add derivation output context of %s, which is not a derivation, to a string", i.name),
.errPos = *i.pos
.msg = hintfmt("tried to add derivation output context of %s, which is not a derivation, to a string", name),
.errPos = state.positions[i.pos]
});
}
for (auto elem : iter->value->listItems()) {
auto name = state.forceStringNoCtx(*elem, *iter->pos, "while evaluating an output name within a string context");
context.insert(concatStrings("!", name, "!", i.name));
auto outputName = state.forceStringNoCtx(*elem, iter->pos, "while evaluating an output name within a string context");
context.insert(concatStrings("!", outputName, "!", name));
}
}
}