File size: 2,421 Bytes
8d3471e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 | package toolcall
import (
"encoding/json"
"html"
"strings"
"unicode"
)
func parseToolCallInput(v any) map[string]any {
switch x := v.(type) {
case nil:
return map[string]any{}
case map[string]any:
return x
case string:
raw := strings.TrimSpace(html.UnescapeString(x))
if raw == "" {
return map[string]any{}
}
var parsed map[string]any
if err := json.Unmarshal([]byte(raw), &parsed); err == nil && parsed != nil {
repairPathLikeControlChars(parsed)
return parsed
}
// Try to repair invalid backslashes (common in Windows paths output by models)
repaired := repairInvalidJSONBackslashes(raw)
if repaired != raw {
if err := json.Unmarshal([]byte(repaired), &parsed); err == nil && parsed != nil {
repairPathLikeControlChars(parsed)
return parsed
}
}
// Try to repair loose JSON in string argument as well
repairedLoose := RepairLooseJSON(raw)
if repairedLoose != raw {
if err := json.Unmarshal([]byte(repairedLoose), &parsed); err == nil && parsed != nil {
repairPathLikeControlChars(parsed)
return parsed
}
}
return map[string]any{"_raw": raw}
default:
b, err := json.Marshal(x)
if err != nil {
return map[string]any{}
}
var parsed map[string]any
if err := json.Unmarshal(b, &parsed); err == nil && parsed != nil {
return parsed
}
return map[string]any{}
}
}
func repairPathLikeControlChars(m map[string]any) {
for k, v := range m {
switch vv := v.(type) {
case map[string]any:
repairPathLikeControlChars(vv)
case []any:
for _, item := range vv {
if child, ok := item.(map[string]any); ok {
repairPathLikeControlChars(child)
}
}
case string:
if isPathLikeKey(k) && containsControlRune(vv) {
m[k] = escapeControlRunes(vv)
}
}
}
}
func isPathLikeKey(key string) bool {
k := strings.ToLower(strings.TrimSpace(key))
return strings.Contains(k, "path") || strings.Contains(k, "file")
}
func containsControlRune(s string) bool {
for _, r := range s {
if unicode.IsControl(r) {
return true
}
}
return false
}
func escapeControlRunes(s string) string {
var b strings.Builder
b.Grow(len(s) + 8)
for _, r := range s {
switch r {
case '\b':
b.WriteString(`\b`)
case '\f':
b.WriteString(`\f`)
case '\n':
b.WriteString(`\n`)
case '\r':
b.WriteString(`\r`)
case '\t':
b.WriteString(`\t`)
default:
b.WriteRune(r)
}
}
return b.String()
}
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