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lang: ast: Add more context to pointer errors

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This makes debugging easier. We don't expect these errors to occur with
normal usage.
This commit is contained in:
James Shubin
2025-03-05 13:24:40 -05:00
parent a549a30f71
commit aea894a706
1 changed files with 12 additions and 12 deletions
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24
lang/ast/structs.go
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@@ -740,7 +740,7 @@ func (obj *StmtRes) Graph(env *interfaces.Env) (*pgraph.Graph, error) {
// the case of this resource statement, this is definitely the case. // the case of this resource statement, this is definitely the case.
func (obj *StmtRes) Output(table map[interfaces.Func]types.Value) (*interfaces.Output, error) { func (obj *StmtRes) Output(table map[interfaces.Func]types.Value) (*interfaces.Output, error) {
if obj.namePtr == nil { if obj.namePtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
nameValue, exists := table[obj.namePtr] nameValue, exists := table[obj.namePtr]
if !exists { if !exists {
@@ -818,7 +818,7 @@ func (obj *StmtRes) resource(table map[interfaces.Func]types.Value, resName stri
if x.Condition != nil { if x.Condition != nil {
if x.conditionPtr == nil { if x.conditionPtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
b, exists := table[x.conditionPtr] b, exists := table[x.conditionPtr]
if !exists { if !exists {
@@ -866,7 +866,7 @@ func (obj *StmtRes) resource(table map[interfaces.Func]types.Value, resName stri
} }
if x.valuePtr == nil { if x.valuePtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
fv, exists := table[x.valuePtr] fv, exists := table[x.valuePtr]
if !exists { if !exists {
@@ -898,7 +898,7 @@ func (obj *StmtRes) edges(table map[interfaces.Func]types.Value, resName string)
if x.Condition != nil { if x.Condition != nil {
if x.conditionPtr == nil { if x.conditionPtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
b, exists := table[x.conditionPtr] b, exists := table[x.conditionPtr]
if !exists { if !exists {
@@ -911,7 +911,7 @@ func (obj *StmtRes) edges(table map[interfaces.Func]types.Value, resName string)
} }
if x.EdgeHalf.namePtr == nil { if x.EdgeHalf.namePtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
nameValue, exists := table[x.EdgeHalf.namePtr] nameValue, exists := table[x.EdgeHalf.namePtr]
if !exists { if !exists {
@@ -1041,7 +1041,7 @@ func (obj *StmtRes) metaparams(table map[interfaces.Func]types.Value, res engine
if x.Condition != nil { if x.Condition != nil {
if x.conditionPtr == nil { if x.conditionPtr == nil {
return ErrFuncPointerNil return fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
b, exists := table[x.conditionPtr] b, exists := table[x.conditionPtr]
if !exists { if !exists {
@@ -1054,7 +1054,7 @@ func (obj *StmtRes) metaparams(table map[interfaces.Func]types.Value, res engine
} }
if x.metaExprPtr == nil { if x.metaExprPtr == nil {
return ErrFuncPointerNil return fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
v, exists := table[x.metaExprPtr] v, exists := table[x.metaExprPtr]
if !exists { if !exists {
@@ -2379,7 +2379,7 @@ func (obj *StmtEdge) Output(table map[interfaces.Func]types.Value) (*interfaces.
// EdgeHalfList goes in a chain, so we increment like i++ and not i+=2. // EdgeHalfList goes in a chain, so we increment like i++ and not i+=2.
for i := 0; i < len(obj.EdgeHalfList)-1; i++ { for i := 0; i < len(obj.EdgeHalfList)-1; i++ {
if obj.EdgeHalfList[i].namePtr == nil { if obj.EdgeHalfList[i].namePtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
nameValue1, exists := table[obj.EdgeHalfList[i].namePtr] nameValue1, exists := table[obj.EdgeHalfList[i].namePtr]
if !exists { if !exists {
@@ -2406,7 +2406,7 @@ func (obj *StmtEdge) Output(table map[interfaces.Func]types.Value) (*interfaces.
} }
if obj.EdgeHalfList[i+1].namePtr == nil { if obj.EdgeHalfList[i+1].namePtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
nameValue2, exists := table[obj.EdgeHalfList[i+1].namePtr] nameValue2, exists := table[obj.EdgeHalfList[i+1].namePtr]
if !exists { if !exists {
@@ -2962,7 +2962,7 @@ func (obj *StmtIf) Graph(env *interfaces.Env) (*pgraph.Graph, error) {
// called by this Output function if they are needed to produce the output. // called by this Output function if they are needed to produce the output.
func (obj *StmtIf) Output(table map[interfaces.Func]types.Value) (*interfaces.Output, error) { func (obj *StmtIf) Output(table map[interfaces.Func]types.Value) (*interfaces.Output, error) {
if obj.conditionPtr == nil { if obj.conditionPtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
b, exists := table[obj.conditionPtr] b, exists := table[obj.conditionPtr]
if !exists { if !exists {
@@ -3469,7 +3469,7 @@ func (obj *StmtFor) Graph(env *interfaces.Env) (*pgraph.Graph, error) {
// called by this Output function if they are needed to produce the output. // called by this Output function if they are needed to produce the output.
func (obj *StmtFor) Output(table map[interfaces.Func]types.Value) (*interfaces.Output, error) { func (obj *StmtFor) Output(table map[interfaces.Func]types.Value) (*interfaces.Output, error) {
if obj.exprPtr == nil { if obj.exprPtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
expr, exists := table[obj.exprPtr] expr, exists := table[obj.exprPtr]
if !exists { if !exists {
@@ -3968,7 +3968,7 @@ func (obj *StmtForKV) Graph(env *interfaces.Env) (*pgraph.Graph, error) {
// called by this Output function if they are needed to produce the output. // called by this Output function if they are needed to produce the output.
func (obj *StmtForKV) Output(table map[interfaces.Func]types.Value) (*interfaces.Output, error) { func (obj *StmtForKV) Output(table map[interfaces.Func]types.Value) (*interfaces.Output, error) {
if obj.exprPtr == nil { if obj.exprPtr == nil {
return nil, ErrFuncPointerNil return nil, fmt.Errorf("%w: %T", ErrFuncPointerNil, obj)
} }
expr, exists := table[obj.exprPtr] expr, exists := table[obj.exprPtr]
if !exists { if !exists {