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parser.y: use names where I'll be refactoring

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Ryan Hendrickson 2024-07-20 12:04:25 -04:00
parent c274e005b6
commit 429a197d24
1 changed files with 36 additions and 36 deletions
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72
src/libexpr/parser.y
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@ -180,22 +180,22 @@ expr_function
$$ = me; $$ = me;
SET_DOC_POS(me, @1); SET_DOC_POS(me, @1);
} }
| '{' formals '}' ':' expr_function | '{' formals '}' ':' expr_function[body]
{ auto me = new ExprLambda(CUR_POS, state->validateFormals($2), $5); { auto me = new ExprLambda(CUR_POS, state->validateFormals($formals), $body);
$$ = me; $$ = me;
SET_DOC_POS(me, @1); SET_DOC_POS(me, @1);
} }
| '{' formals '}' '@' ID ':' expr_function | '{' formals '}' '@' ID ':' expr_function[body]
{ {
auto arg = state->symbols.create($5); auto arg = state->symbols.create($ID);
auto me = new ExprLambda(CUR_POS, arg, state->validateFormals($2, CUR_POS, arg), $7); auto me = new ExprLambda(CUR_POS, arg, state->validateFormals($formals, CUR_POS, arg), $body);
$$ = me; $$ = me;
SET_DOC_POS(me, @1); SET_DOC_POS(me, @1);
} }
| ID '@' '{' formals '}' ':' expr_function | ID '@' '{' formals '}' ':' expr_function[body]
{ {
auto arg = state->symbols.create($1); auto arg = state->symbols.create($ID);
auto me = new ExprLambda(CUR_POS, arg, state->validateFormals($4, CUR_POS, arg), $7); auto me = new ExprLambda(CUR_POS, arg, state->validateFormals($formals, CUR_POS, arg), $body);
$$ = me; $$ = me;
SET_DOC_POS(me, @1); SET_DOC_POS(me, @1);
} }
@ -364,50 +364,50 @@ ind_string_parts
; ;
binds binds
: binds attrpath '=' expr ';' { : binds[accum] attrpath '=' expr ';' {
$$ = $1; $$ = $accum;
auto pos = state->at(@2); auto pos = state->at(@attrpath);
auto exprPos = state->at(@4); auto exprPos = state->at(@expr);
{ {
auto it = state->lexerState.positionToDocComment.find(pos); auto it = state->lexerState.positionToDocComment.find(pos);
if (it != state->lexerState.positionToDocComment.end()) { if (it != state->lexerState.positionToDocComment.end()) {
$4->setDocComment(it->second); $expr->setDocComment(it->second);
state->lexerState.positionToDocComment.emplace(exprPos, it->second); state->lexerState.positionToDocComment.emplace(exprPos, it->second);
} }
} }
state->addAttr($$, std::move(*$2), $4, pos); state->addAttr($$, std::move(*$attrpath), $expr, pos);
delete $2; delete $attrpath;
} }
| binds INHERIT attrs ';' | binds[accum] INHERIT attrs ';'
{ $$ = $1; { $$ = $accum;
for (auto & [i, iPos] : *$3) { for (auto & [i, iPos] : *$attrs) {
if ($$->attrs.find(i.symbol) != $$->attrs.end()) if ($accum->attrs.find(i.symbol) != $accum->attrs.end())
state->dupAttr(i.symbol, iPos, $$->attrs[i.symbol].pos); state->dupAttr(i.symbol, iPos, $accum->attrs[i.symbol].pos);
$$->attrs.emplace( $accum->attrs.emplace(
i.symbol, i.symbol,
ExprAttrs::AttrDef(new ExprVar(iPos, i.symbol), iPos, ExprAttrs::AttrDef::Kind::Inherited)); ExprAttrs::AttrDef(new ExprVar(iPos, i.symbol), iPos, ExprAttrs::AttrDef::Kind::Inherited));
} }
delete $3; delete $attrs;
} }
| binds INHERIT '(' expr ')' attrs ';' | binds[accum] INHERIT '(' expr ')' attrs ';'
{ $$ = $1; { $$ = $accum;
if (!$$->inheritFromExprs) if (!$accum->inheritFromExprs)
$$->inheritFromExprs = std::make_unique<std::vector<Expr *>>(); $accum->inheritFromExprs = std::make_unique<std::vector<Expr *>>();
$$->inheritFromExprs->push_back($4); $accum->inheritFromExprs->push_back($expr);
auto from = new nix::ExprInheritFrom(state->at(@4), $$->inheritFromExprs->size() - 1); auto from = new nix::ExprInheritFrom(state->at(@expr), $accum->inheritFromExprs->size() - 1);
for (auto & [i, iPos] : *$6) { for (auto & [i, iPos] : *$attrs) {
if ($$->attrs.find(i.symbol) != $$->attrs.end()) if ($accum->attrs.find(i.symbol) != $accum->attrs.end())
state->dupAttr(i.symbol, iPos, $$->attrs[i.symbol].pos); state->dupAttr(i.symbol, iPos, $accum->attrs[i.symbol].pos);
$$->attrs.emplace( $accum->attrs.emplace(
i.symbol, i.symbol,
ExprAttrs::AttrDef( ExprAttrs::AttrDef(
new ExprSelect(iPos, from, i.symbol), new ExprSelect(iPos, from, i.symbol),
iPos, iPos,
ExprAttrs::AttrDef::Kind::InheritedFrom)); ExprAttrs::AttrDef::Kind::InheritedFrom));
} }
delete $6; delete $attrs;
} }
| { $$ = new ExprAttrs(state->at(@0)); } | { $$ = new ExprAttrs(state->at(@0)); }
; ;
@ -468,10 +468,10 @@ expr_list
; ;
formals formals
: formal ',' formals : formal ',' formals[accum]
{ $$ = $3; $$->formals.emplace_back(*$1); delete $1; } { $$ = $accum; $$->formals.emplace_back(*$formal); delete $formal; }
| formal | formal
{ $$ = new Formals; $$->formals.emplace_back(*$1); $$->ellipsis = false; delete $1; } { $$ = new Formals; $$->formals.emplace_back(*$formal); $$->ellipsis = false; delete $formal; }
| |
{ $$ = new Formals; $$->ellipsis = false; } { $$ = new Formals; $$->ellipsis = false; }
| ELLIPSIS | ELLIPSIS