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feat: better error handling in type parsing (#24)

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When parsing types, instead of panic, set proper error and diagnostic with source location.
Propagate errors correctly.
This commit is contained in:
Marc Vertes
2019-01-21 22:03:40 +01:00
committed by Ludovic Fernandez
parent 015bff1599
commit 2ef097e334
6 changed files with 122 additions and 62 deletions
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8
interp/run.go
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@@ -664,7 +664,7 @@ func getFunc(n *Node) {
i := n.findex
next := getExec(n.tnext)
if len(n.types) == 0 {
n.types = frameTypes(n, n.flen)
n.types, _ = frameTypes(n, n.flen)
}
n.exec = func(f *Frame) Builtin {
@@ -982,7 +982,7 @@ func arrayLit(n *Node) {
value := valueGenerator(n, n.findex)
next := getExec(n.tnext)
child := n.child[1:]
a := n.typ.zero()
a, _ := n.typ.zero()
values := make([]func(*Frame) reflect.Value, len(child))
for i, c := range child {
convertLiteralValue(c, n.typ.val.TypeOf())
@@ -1039,7 +1039,7 @@ func compositeLit(n *Node) {
value := valueGenerator(n, n.findex)
next := getExec(n.tnext)
child := n.child[1:]
a := n.typ.zero()
a, _ := n.typ.zero()
values := make([]func(*Frame) reflect.Value, len(child))
for i, c := range child {
convertLiteralValue(c, n.typ.field[i].typ.TypeOf())
@@ -1061,7 +1061,7 @@ func compositeSparse(n *Node) {
next := getExec(n.tnext)
child := n.child[1:]
values := make(map[int]func(*Frame) reflect.Value)
a := n.typ.zero()
a, _ := n.typ.zero()
for _, c := range child {
convertLiteralValue(c.child[1], n.typ.field[c.findex].typ.TypeOf())
values[c.findex] = genValue(c.child[1])