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authorKyle Gunger <kgunger12@gmail.com>2021-10-29 21:27:04 -0400
committerKyle Gunger <kgunger12@gmail.com>2021-10-29 21:27:04 -0400
commit623bda06bf50b495beffe249f316967ea5a60b48 (patch)
tree9c38c0bfbce73c4afe6788fbbeb6bdc04e5b727d /src/tparse/tree-value.go
parent2997d5a26365437a0f3b02daceabd60d73ead257 (diff)
[AST] isTypeThenValue
It might work (?)
Diffstat (limited to 'src/tparse/tree-value.go')
-rw-r--r--src/tparse/tree-value.go75
1 files changed, 73 insertions, 2 deletions
diff --git a/src/tparse/tree-value.go b/src/tparse/tree-value.go
index f8bd197..1eac252 100644
--- a/src/tparse/tree-value.go
+++ b/src/tparse/tree-value.go
@@ -390,9 +390,80 @@ func parseType(tokens *[]Token, tok, max int, param bool) (Node, int) {
return out, tok
}
-
+// TODO: Check if this works. This implimentation is probably bad, but I don't care.
func isTypeThenValue(tokens *[]Token, tok, max int) (bool) {
//TODO: check for a standard type and then a value
-
+ var stage int = 0
+ var curl, brak, parn int = 0, 0, 0
+
+ for ; tok < max && stage < 2; tok++ {
+ t := (*tokens)[tok]
+ switch t.Type {
+ case KEYTYPE:
+ if curl > 0 || brak > 0 || parn > 0 {
+ continue
+ } else if stage > 0 {
+ errOut("Encountered a keytype where we weren't expecting one (iTTV).", t)
+ }
+ stage++
+ case DEFWORD:
+ if curl > 0 || brak > 0 || parn > 0 {
+ continue
+ }
+ stage++
+ case LINESEP:
+ if curl > 0 || brak > 0 || parn > 0 {
+ errOut("Encountered end of statement before all delimiter pairs were closed (iTTV).", t)
+ }
+ return false
+ case INLNSEP:
+ if curl > 0 || brak > 0 || parn > 0 {
+ continue
+ }
+ return false
+ case DELIMIT:
+ switch t.Data {
+ case "{":
+ curl++
+ case "[":
+ brak++
+ case "(":
+ parn++
+
+ case "}":
+ curl--
+ case "]":
+ brak--
+ case ")":
+ parn--
+ default:
+ return false
+ }
+
+ if curl < 0 || brak < 0 || parn < 0 {
+ if curl > 0 || brak > 0 || parn > 0 {
+ errOut("Un-matched closing delimiter (iTTV).", t)
+ } else if curl + brak + parn == -1 {
+ return false
+ } else {
+ errOut("Strange bracket values detected when parsing value. Possibly a parser bug. (iTTV)", t)
+ }
+ }
+ case AUGMENT:
+ switch t.Data {
+ case ".":
+ if (*tokens)[tok + 1].Type == DEFWORD {
+ tok++
+ } else {
+ errOut("Expected defword after 'get' operator (iTTV).", t)
+ }
+ case "~":
+ case "`":
+ default:
+ return false
+ }
+ }
+ }
+
return true
} \ No newline at end of file