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refactor tool markup prefix folding helpers

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This commit is contained in:
CJACK.
2026-05-09 18:09:12 +08:00
parent 0670d5acb4
commit 0adffccd46
1 changed files with 6 additions and 18 deletions
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24
internal/toolcall/toolcalls_scan.go
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@@ -204,7 +204,7 @@ func IsPartialToolMarkupTagPrefix(text string) bool {
if hasToolMarkupNamePrefix(text, i) {
return true
}
if hasDSMLPrefix(text, i) {
if hasASCIIPartialPrefixFoldAt(text, i, "dsml") {
return true
}
next, ok := consumeToolMarkupNamePrefixOnce(text, i)
@@ -245,15 +245,13 @@ func consumeToolMarkupNamePrefixOnce(text string, idx int) (int, bool) {
return idx, false
}
// hasDSMLPrefix checks if "dsml" starts with text[start:] (case-insensitive).
func hasDSMLPrefix(text string, start int) bool {
const dsml = "dsml"
func hasASCIIPartialPrefixFoldAt(text string, start int, prefix string) bool {
remain := len(text) - start
if remain <= 0 || remain > len(dsml) {
if remain <= 0 || remain > len(prefix) {
return false
}
for j := 0; j < remain; j++ {
if asciiLower(text[start+j]) != dsml[j] {
if asciiLower(text[start+j]) != asciiLower(prefix[j]) {
return false
}
}
@@ -265,18 +263,8 @@ func hasToolMarkupNamePrefix(text string, start int) bool {
if hasASCIIPrefixFoldAt(text, start, name.raw) {
return true
}
tailLen := len(text) - start
if tailLen > 0 && tailLen <= len(name.raw) {
match := true
for j := 0; j < tailLen; j++ {
if asciiLower(text[start+j]) != asciiLower(name.raw[j]) {
match = false
break
}
}
if match {
return true
}
if hasASCIIPartialPrefixFoldAt(text, start, name.raw) {
return true
}
}
return false