File size: 3,204 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | package toolcall
import (
"encoding/json"
"html"
"strings"
)
func parseLooseJSONArrayValue(raw, paramName string) ([]any, bool) {
if preservesCDATAStringParameter(paramName) {
return nil, false
}
trimmed := strings.TrimSpace(html.UnescapeString(raw))
if trimmed == "" {
return nil, false
}
if parsed, ok := parseLooseJSONArrayCandidate(trimmed, paramName); ok {
return parsed, true
}
segments, ok := splitTopLevelJSONValues(trimmed)
if !ok {
return nil, false
}
out := make([]any, 0, len(segments))
for _, segment := range segments {
parsed, ok := parseLooseArrayElementValue(segment)
if !ok {
return nil, false
}
out = append(out, parsed)
}
return out, true
}
func parseLooseJSONArrayCandidate(raw, paramName string) ([]any, bool) {
parsed, ok := parseLooseArrayElementValue(raw)
if !ok {
return nil, false
}
return coerceArrayValue(parsed, paramName)
}
func parseLooseArrayElementValue(raw string) (any, bool) {
trimmed := strings.TrimSpace(html.UnescapeString(raw))
if trimmed == "" {
return nil, false
}
var parsed any
if err := json.Unmarshal([]byte(trimmed), &parsed); err == nil {
return parsed, true
}
repairedBackslashes := repairInvalidJSONBackslashes(trimmed)
if repairedBackslashes != trimmed {
if err := json.Unmarshal([]byte(repairedBackslashes), &parsed); err == nil {
return parsed, true
}
}
repairedLoose := RepairLooseJSON(trimmed)
if repairedLoose != trimmed {
if err := json.Unmarshal([]byte(repairedLoose), &parsed); err == nil {
return parsed, true
}
}
if strings.Contains(trimmed, "<") && strings.Contains(trimmed, ">") {
if parsedXML, ok := parseXMLFragmentValue(trimmed); ok {
return parsedXML, true
}
}
return nil, false
}
func coerceArrayValue(value any, paramName string) ([]any, bool) {
switch x := value.(type) {
case []any:
return x, true
case map[string]any:
if len(x) != 1 {
return nil, false
}
if items, ok := x["item"]; ok {
if arr, ok := coerceArrayValue(items, ""); ok {
return arr, true
}
return []any{items}, true
}
if paramName != "" {
if wrapped, ok := x[paramName]; ok {
if arr, ok := coerceArrayValue(wrapped, ""); ok {
return arr, true
}
}
}
}
return nil, false
}
func splitTopLevelJSONValues(raw string) ([]string, bool) {
trimmed := strings.TrimSpace(raw)
if trimmed == "" {
return nil, false
}
values := make([]string, 0, 2)
start := 0
depth := 0
inString := false
escaped := false
for i, r := range trimmed {
if inString {
if escaped {
escaped = false
continue
}
switch r {
case '\\':
escaped = true
case '"':
inString = false
}
continue
}
switch r {
case '"':
inString = true
case '{', '[':
depth++
case '}', ']':
if depth > 0 {
depth--
}
case ',':
if depth == 0 {
segment := strings.TrimSpace(trimmed[start:i])
if segment == "" {
return nil, false
}
values = append(values, segment)
start = i + 1
}
}
}
last := strings.TrimSpace(trimmed[start:])
if last == "" {
return nil, false
}
values = append(values, last)
if len(values) < 2 {
return nil, false
}
return values, true
}
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