1package config
2
3import (
4 "context"
5 "fmt"
6 "log/slog"
7 "net/http"
8 "net/url"
9 "os"
10 "slices"
11 "strings"
12 "time"
13
14 "github.com/charmbracelet/catwalk/pkg/catwalk"
15 "github.com/charmbracelet/crush/internal/csync"
16 "github.com/charmbracelet/crush/internal/env"
17 "github.com/tidwall/sjson"
18)
19
20const (
21 appName = "crush"
22 defaultDataDirectory = ".crush"
23)
24
25var defaultContextPaths = []string{
26 ".github/copilot-instructions.md",
27 ".cursorrules",
28 ".cursor/rules/",
29 "CLAUDE.md",
30 "CLAUDE.local.md",
31 "GEMINI.md",
32 "gemini.md",
33 "crush.md",
34 "crush.local.md",
35 "Crush.md",
36 "Crush.local.md",
37 "CRUSH.md",
38 "CRUSH.local.md",
39 "AGENTS.md",
40 "agents.md",
41 "Agents.md",
42}
43
44type SelectedModelType string
45
46const (
47 SelectedModelTypeLarge SelectedModelType = "large"
48 SelectedModelTypeSmall SelectedModelType = "small"
49)
50
51const (
52 AgentCoder string = "coder"
53 AgentTask string = "task"
54)
55
56type SelectedModel struct {
57 // The model id as used by the provider API.
58 // Required.
59 Model string `json:"model" jsonschema:"required,description=The model ID as used by the provider API,example=gpt-4o"`
60 // The model provider, same as the key/id used in the providers config.
61 // Required.
62 Provider string `json:"provider" jsonschema:"required,description=The model provider ID that matches a key in the providers config,example=openai"`
63
64 // Only used by models that use the openai provider and need this set.
65 // Deprecated: use provider_options instead.
66 ReasoningEffort string `json:"reasoning_effort,omitempty" jsonschema:"description=Reasoning effort level for OpenAI models that support it,enum=low,enum=medium,enum=high"`
67
68 // Used by anthropic models that can reason to indicate if the model should think.
69 // Deprecated: use provider_options instead.
70 Think bool `json:"think,omitempty" jsonschema:"description=Enable thinking mode for Anthropic models that support reasoning"`
71
72 // Overrides the default model configuration.
73 MaxTokens int64 `json:"max_tokens,omitempty" jsonschema:"description=Maximum number of tokens for model responses,minimum=1,maximum=200000,example=4096"`
74 Temperature *float64 `json:"temperature,omitempty" jsonschema:"description=Sampling temperature,minimum=0,maximum=1,example=0.7"`
75 TopP *float64 `json:"top_p,omitempty" jsonschema:"description=Top-p (nucleus) sampling parameter,minimum=0,maximum=1,example=0.9"`
76 TopK *int64 `json:"top_k,omitempty" jsonschema:"description=Top-k sampling parameter"`
77 FrequencyPenalty *float64 `json:"frequency_penalty,omitempty" jsonschema:"description=Frequency penalty to reduce repetition"`
78 PresencePenalty *float64 `json:"presence_penalty,omitempty" jsonschema:"description=Presence penalty to increase topic diversity"`
79
80 // Override provider specific options.
81 ProviderOptions map[string]any `json:"provider_options,omitempty" jsonschema:"description=Additional provider-specific options for the model"`
82}
83
84type ProviderConfig struct {
85 // The provider's id.
86 ID string `json:"id,omitempty" jsonschema:"description=Unique identifier for the provider,example=openai"`
87 // The provider's name, used for display purposes.
88 Name string `json:"name,omitempty" jsonschema:"description=Human-readable name for the provider,example=OpenAI"`
89 // The provider's API endpoint.
90 BaseURL string `json:"base_url,omitempty" jsonschema:"description=Base URL for the provider's API,format=uri,example=https://api.openai.com/v1"`
91 // The provider type, e.g. "openai", "anthropic", etc. if empty it defaults to openai.
92 Type catwalk.Type `json:"type,omitempty" jsonschema:"description=Provider type that determines the API format,enum=openai,enum=anthropic,enum=gemini,enum=azure,enum=vertexai,default=openai"`
93 // The provider's API key.
94 APIKey string `json:"api_key,omitempty" jsonschema:"description=API key for authentication with the provider,example=$OPENAI_API_KEY"`
95 // Marks the provider as disabled.
96 Disable bool `json:"disable,omitempty" jsonschema:"description=Whether this provider is disabled,default=false"`
97
98 // Custom system prompt prefix.
99 SystemPromptPrefix string `json:"system_prompt_prefix,omitempty" jsonschema:"description=Custom prefix to add to system prompts for this provider"`
100
101 // Extra headers to send with each request to the provider.
102 ExtraHeaders map[string]string `json:"extra_headers,omitempty" jsonschema:"description=Additional HTTP headers to send with requests"`
103 // Extra body
104 ExtraBody map[string]any `json:"extra_body,omitempty" jsonschema:"description=Additional fields to include in request bodies"`
105
106 // Used to pass extra parameters to the provider.
107 ExtraParams map[string]string `json:"-"`
108
109 // The provider models
110 Models []catwalk.Model `json:"models,omitempty" jsonschema:"description=List of models available from this provider"`
111}
112
113type MCPType string
114
115const (
116 MCPStdio MCPType = "stdio"
117 MCPSSE MCPType = "sse"
118 MCPHttp MCPType = "http"
119)
120
121type MCPConfig struct {
122 Command string `json:"command,omitempty" jsonschema:"description=Command to execute for stdio MCP servers,example=npx"`
123 Env map[string]string `json:"env,omitempty" jsonschema:"description=Environment variables to set for the MCP server"`
124 Args []string `json:"args,omitempty" jsonschema:"description=Arguments to pass to the MCP server command"`
125 Type MCPType `json:"type" jsonschema:"required,description=Type of MCP connection,enum=stdio,enum=sse,enum=http,default=stdio"`
126 URL string `json:"url,omitempty" jsonschema:"description=URL for HTTP or SSE MCP servers,format=uri,example=http://localhost:3000/mcp"`
127 Disabled bool `json:"disabled,omitempty" jsonschema:"description=Whether this MCP server is disabled,default=false"`
128 Timeout int `json:"timeout,omitempty" jsonschema:"description=Timeout in seconds for MCP server connections,default=15,example=30,example=60,example=120"`
129
130 // TODO: maybe make it possible to get the value from the env
131 Headers map[string]string `json:"headers,omitempty" jsonschema:"description=HTTP headers for HTTP/SSE MCP servers"`
132}
133
134type LSPConfig struct {
135 Disabled bool `json:"disabled,omitempty" jsonschema:"description=Whether this LSP server is disabled,default=false"`
136 Command string `json:"command,omitempty" jsonschema:"required,description=Command to execute for the LSP server,example=gopls"`
137 Args []string `json:"args,omitempty" jsonschema:"description=Arguments to pass to the LSP server command"`
138 Env map[string]string `json:"env,omitempty" jsonschema:"description=Environment variables to set to the LSP server command"`
139 FileTypes []string `json:"filetypes,omitempty" jsonschema:"description=File types this LSP server handles,example=go,example=mod,example=rs,example=c,example=js,example=ts"`
140 RootMarkers []string `json:"root_markers,omitempty" jsonschema:"description=Files or directories that indicate the project root,example=go.mod,example=package.json,example=Cargo.toml"`
141 InitOptions map[string]any `json:"init_options,omitempty" jsonschema:"description=Initialization options passed to the LSP server during initialize request"`
142 Options map[string]any `json:"options,omitempty" jsonschema:"description=LSP server-specific settings passed during initialization"`
143}
144
145type TUIOptions struct {
146 CompactMode bool `json:"compact_mode,omitempty" jsonschema:"description=Enable compact mode for the TUI interface,default=false"`
147 DiffMode string `json:"diff_mode,omitempty" jsonschema:"description=Diff mode for the TUI interface,enum=unified,enum=split"`
148 // Here we can add themes later or any TUI related options
149 //
150
151 Completions Completions `json:"completions,omitzero" jsonschema:"description=Completions UI options"`
152}
153
154// Completions defines options for the completions UI.
155type Completions struct {
156 MaxDepth *int `json:"max_depth,omitempty" jsonschema:"description=Maximum depth for the ls tool,default=0,example=10"`
157 MaxItems *int `json:"max_items,omitempty" jsonschema:"description=Maximum number of items to return for the ls tool,default=1000,example=100"`
158}
159
160func (c Completions) Limits() (depth, items int) {
161 return ptrValOr(c.MaxDepth, -1), ptrValOr(c.MaxItems, -1)
162}
163
164type Permissions struct {
165 AllowedTools []string `json:"allowed_tools,omitempty" jsonschema:"description=List of tools that don't require permission prompts,example=bash,example=view"` // Tools that don't require permission prompts
166 SkipRequests bool `json:"-"` // Automatically accept all permissions (YOLO mode)
167}
168
169type Attribution struct {
170 CoAuthoredBy bool `json:"co_authored_by,omitempty" jsonschema:"description=Add Co-Authored-By trailer to commit messages,default=true"`
171 GeneratedWith bool `json:"generated_with,omitempty" jsonschema:"description=Add Generated with Crush line to commit messages and issues and PRs,default=true"`
172}
173
174type Options struct {
175 ContextPaths []string `json:"context_paths,omitempty" jsonschema:"description=Paths to files containing context information for the AI,example=.cursorrules,example=CRUSH.md"`
176 TUI *TUIOptions `json:"tui,omitempty" jsonschema:"description=Terminal user interface options"`
177 Debug bool `json:"debug,omitempty" jsonschema:"description=Enable debug logging,default=false"`
178 DebugLSP bool `json:"debug_lsp,omitempty" jsonschema:"description=Enable debug logging for LSP servers,default=false"`
179 DisableAutoSummarize bool `json:"disable_auto_summarize,omitempty" jsonschema:"description=Disable automatic conversation summarization,default=false"`
180 DataDirectory string `json:"data_directory,omitempty" jsonschema:"description=Directory for storing application data (relative to working directory),default=.crush,example=.crush"` // Relative to the cwd
181 DisabledTools []string `json:"disabled_tools" jsonschema:"description=Tools to disable"`
182 DisableProviderAutoUpdate bool `json:"disable_provider_auto_update,omitempty" jsonschema:"description=Disable providers auto-update,default=false"`
183 Attribution *Attribution `json:"attribution,omitempty" jsonschema:"description=Attribution settings for generated content"`
184 DisableMetrics bool `json:"disable_metrics,omitempty" jsonschema:"description=Disable sending metrics,default=false"`
185}
186
187type MCPs map[string]MCPConfig
188
189type MCP struct {
190 Name string `json:"name"`
191 MCP MCPConfig `json:"mcp"`
192}
193
194func (m MCPs) Sorted() []MCP {
195 sorted := make([]MCP, 0, len(m))
196 for k, v := range m {
197 sorted = append(sorted, MCP{
198 Name: k,
199 MCP: v,
200 })
201 }
202 slices.SortFunc(sorted, func(a, b MCP) int {
203 return strings.Compare(a.Name, b.Name)
204 })
205 return sorted
206}
207
208type LSPs map[string]LSPConfig
209
210type LSP struct {
211 Name string `json:"name"`
212 LSP LSPConfig `json:"lsp"`
213}
214
215func (l LSPs) Sorted() []LSP {
216 sorted := make([]LSP, 0, len(l))
217 for k, v := range l {
218 sorted = append(sorted, LSP{
219 Name: k,
220 LSP: v,
221 })
222 }
223 slices.SortFunc(sorted, func(a, b LSP) int {
224 return strings.Compare(a.Name, b.Name)
225 })
226 return sorted
227}
228
229func (l LSPConfig) ResolvedEnv() []string {
230 return resolveEnvs(l.Env)
231}
232
233func (m MCPConfig) ResolvedEnv() []string {
234 return resolveEnvs(m.Env)
235}
236
237func (m MCPConfig) ResolvedHeaders() map[string]string {
238 resolver := NewShellVariableResolver(env.New())
239 for e, v := range m.Headers {
240 var err error
241 m.Headers[e], err = resolver.ResolveValue(v)
242 if err != nil {
243 slog.Error("error resolving header variable", "error", err, "variable", e, "value", v)
244 continue
245 }
246 }
247 return m.Headers
248}
249
250type Agent struct {
251 ID string `json:"id,omitempty"`
252 Name string `json:"name,omitempty"`
253 Description string `json:"description,omitempty"`
254 // This is the id of the system prompt used by the agent
255 Disabled bool `json:"disabled,omitempty"`
256
257 Model SelectedModelType `json:"model" jsonschema:"required,description=The model type to use for this agent,enum=large,enum=small,default=large"`
258
259 // The available tools for the agent
260 // if this is nil, all tools are available
261 AllowedTools []string `json:"allowed_tools,omitempty"`
262
263 // this tells us which MCPs are available for this agent
264 // if this is empty all mcps are available
265 // the string array is the list of tools from the AllowedMCP the agent has available
266 // if the string array is nil, all tools from the AllowedMCP are available
267 AllowedMCP map[string][]string `json:"allowed_mcp,omitempty"`
268
269 // Overrides the context paths for this agent
270 ContextPaths []string `json:"context_paths,omitempty"`
271}
272
273type Tools struct {
274 Ls ToolLs `json:"ls,omitzero"`
275}
276
277type ToolLs struct {
278 MaxDepth *int `json:"max_depth,omitempty" jsonschema:"description=Maximum depth for the ls tool,default=0,example=10"`
279 MaxItems *int `json:"max_items,omitempty" jsonschema:"description=Maximum number of items to return for the ls tool,default=1000,example=100"`
280}
281
282func (t ToolLs) Limits() (depth, items int) {
283 return ptrValOr(t.MaxDepth, -1), ptrValOr(t.MaxItems, -1)
284}
285
286// Config holds the configuration for crush.
287type Config struct {
288 Schema string `json:"$schema,omitempty"`
289
290 // We currently only support large/small as values here.
291 Models map[SelectedModelType]SelectedModel `json:"models,omitempty" jsonschema:"description=Model configurations for different model types,example={\"large\":{\"model\":\"gpt-4o\",\"provider\":\"openai\"}}"`
292
293 // The providers that are configured
294 Providers *csync.Map[string, ProviderConfig] `json:"providers,omitempty" jsonschema:"description=AI provider configurations"`
295
296 MCP MCPs `json:"mcp,omitempty" jsonschema:"description=Model Context Protocol server configurations"`
297
298 LSP LSPs `json:"lsp,omitempty" jsonschema:"description=Language Server Protocol configurations"`
299
300 Options *Options `json:"options,omitempty" jsonschema:"description=General application options"`
301
302 Permissions *Permissions `json:"permissions,omitempty" jsonschema:"description=Permission settings for tool usage"`
303
304 Tools Tools `json:"tools,omitzero" jsonschema:"description=Tool configurations"`
305
306 // Internal
307 workingDir string `json:"-"`
308 // TODO: most likely remove this concept when I come back to it
309 Agents map[string]Agent `json:"-"`
310 // TODO: find a better way to do this this should probably not be part of the config
311 resolver VariableResolver
312 dataConfigDir string `json:"-"`
313 knownProviders []catwalk.Provider `json:"-"`
314}
315
316func (c *Config) WorkingDir() string {
317 return c.workingDir
318}
319
320func (c *Config) EnabledProviders() []ProviderConfig {
321 var enabled []ProviderConfig
322 for p := range c.Providers.Seq() {
323 if !p.Disable {
324 enabled = append(enabled, p)
325 }
326 }
327 return enabled
328}
329
330// IsConfigured return true if at least one provider is configured
331func (c *Config) IsConfigured() bool {
332 return len(c.EnabledProviders()) > 0
333}
334
335func (c *Config) GetModel(provider, model string) *catwalk.Model {
336 if providerConfig, ok := c.Providers.Get(provider); ok {
337 for _, m := range providerConfig.Models {
338 if m.ID == model {
339 return &m
340 }
341 }
342 }
343 return nil
344}
345
346func (c *Config) GetProviderForModel(modelType SelectedModelType) *ProviderConfig {
347 model, ok := c.Models[modelType]
348 if !ok {
349 return nil
350 }
351 if providerConfig, ok := c.Providers.Get(model.Provider); ok {
352 return &providerConfig
353 }
354 return nil
355}
356
357func (c *Config) GetModelByType(modelType SelectedModelType) *catwalk.Model {
358 model, ok := c.Models[modelType]
359 if !ok {
360 return nil
361 }
362 return c.GetModel(model.Provider, model.Model)
363}
364
365func (c *Config) LargeModel() *catwalk.Model {
366 model, ok := c.Models[SelectedModelTypeLarge]
367 if !ok {
368 return nil
369 }
370 return c.GetModel(model.Provider, model.Model)
371}
372
373func (c *Config) SmallModel() *catwalk.Model {
374 model, ok := c.Models[SelectedModelTypeSmall]
375 if !ok {
376 return nil
377 }
378 return c.GetModel(model.Provider, model.Model)
379}
380
381func (c *Config) SetCompactMode(enabled bool) error {
382 if c.Options == nil {
383 c.Options = &Options{}
384 }
385 c.Options.TUI.CompactMode = enabled
386 return c.SetConfigField("options.tui.compact_mode", enabled)
387}
388
389func (c *Config) Resolve(key string) (string, error) {
390 if c.resolver == nil {
391 return "", fmt.Errorf("no variable resolver configured")
392 }
393 return c.resolver.ResolveValue(key)
394}
395
396func (c *Config) UpdatePreferredModel(modelType SelectedModelType, model SelectedModel) error {
397 c.Models[modelType] = model
398 if err := c.SetConfigField(fmt.Sprintf("models.%s", modelType), model); err != nil {
399 return fmt.Errorf("failed to update preferred model: %w", err)
400 }
401 return nil
402}
403
404func (c *Config) SetConfigField(key string, value any) error {
405 // read the data
406 data, err := os.ReadFile(c.dataConfigDir)
407 if err != nil {
408 if os.IsNotExist(err) {
409 data = []byte("{}")
410 } else {
411 return fmt.Errorf("failed to read config file: %w", err)
412 }
413 }
414
415 newValue, err := sjson.Set(string(data), key, value)
416 if err != nil {
417 return fmt.Errorf("failed to set config field %s: %w", key, err)
418 }
419 if err := os.WriteFile(c.dataConfigDir, []byte(newValue), 0o600); err != nil {
420 return fmt.Errorf("failed to write config file: %w", err)
421 }
422 return nil
423}
424
425func (c *Config) SetProviderAPIKey(providerID, apiKey string) error {
426 // First save to the config file
427 err := c.SetConfigField("providers."+providerID+".api_key", apiKey)
428 if err != nil {
429 return fmt.Errorf("failed to save API key to config file: %w", err)
430 }
431
432 providerConfig, exists := c.Providers.Get(providerID)
433 if exists {
434 providerConfig.APIKey = apiKey
435 c.Providers.Set(providerID, providerConfig)
436 return nil
437 }
438
439 var foundProvider *catwalk.Provider
440 for _, p := range c.knownProviders {
441 if string(p.ID) == providerID {
442 foundProvider = &p
443 break
444 }
445 }
446
447 if foundProvider != nil {
448 // Create new provider config based on known provider
449 providerConfig = ProviderConfig{
450 ID: providerID,
451 Name: foundProvider.Name,
452 BaseURL: foundProvider.APIEndpoint,
453 Type: foundProvider.Type,
454 APIKey: apiKey,
455 Disable: false,
456 ExtraHeaders: make(map[string]string),
457 ExtraParams: make(map[string]string),
458 Models: foundProvider.Models,
459 }
460 } else {
461 return fmt.Errorf("provider with ID %s not found in known providers", providerID)
462 }
463 // Store the updated provider config
464 c.Providers.Set(providerID, providerConfig)
465 return nil
466}
467
468func allToolNames() []string {
469 return []string{
470 "agent",
471 "bash",
472 "download",
473 "edit",
474 "multiedit",
475 "fetch",
476 "glob",
477 "grep",
478 "ls",
479 "sourcegraph",
480 "view",
481 "write",
482 }
483}
484
485func resolveAllowedTools(allTools []string, disabledTools []string) []string {
486 if disabledTools == nil {
487 return allTools
488 }
489 // filter out disabled tools (exclude mode)
490 return filterSlice(allTools, disabledTools, false)
491}
492
493func resolveReadOnlyTools(tools []string) []string {
494 readOnlyTools := []string{"glob", "grep", "ls", "sourcegraph", "view"}
495 // filter to only include tools that are in allowedtools (include mode)
496 return filterSlice(tools, readOnlyTools, true)
497}
498
499func filterSlice(data []string, mask []string, include bool) []string {
500 filtered := []string{}
501 for _, s := range data {
502 // if include is true, we include items that ARE in the mask
503 // if include is false, we include items that are NOT in the mask
504 if include == slices.Contains(mask, s) {
505 filtered = append(filtered, s)
506 }
507 }
508 return filtered
509}
510
511func (c *Config) SetupAgents() {
512 allowedTools := resolveAllowedTools(allToolNames(), c.Options.DisabledTools)
513
514 agents := map[string]Agent{
515 AgentCoder: {
516 ID: AgentCoder,
517 Name: "Coder",
518 Description: "An agent that helps with executing coding tasks.",
519 Model: SelectedModelTypeLarge,
520 ContextPaths: c.Options.ContextPaths,
521 AllowedTools: allowedTools,
522 },
523
524 AgentTask: {
525 ID: AgentCoder,
526 Name: "Task",
527 Description: "An agent that helps with searching for context and finding implementation details.",
528 Model: SelectedModelTypeLarge,
529 ContextPaths: c.Options.ContextPaths,
530 AllowedTools: resolveReadOnlyTools(allowedTools),
531 // NO MCPs or LSPs by default
532 AllowedMCP: map[string][]string{},
533 },
534 }
535 c.Agents = agents
536}
537
538func (c *Config) Resolver() VariableResolver {
539 return c.resolver
540}
541
542func (c *ProviderConfig) TestConnection(resolver VariableResolver) error {
543 testURL := ""
544 headers := make(map[string]string)
545 apiKey, _ := resolver.ResolveValue(c.APIKey)
546 switch c.Type {
547 case catwalk.TypeOpenAI:
548 baseURL, _ := resolver.ResolveValue(c.BaseURL)
549 if baseURL == "" {
550 baseURL = "https://api.openai.com/v1"
551 }
552 if c.ID == string(catwalk.InferenceProviderOpenRouter) {
553 testURL = baseURL + "/credits"
554 } else {
555 testURL = baseURL + "/models"
556 }
557 headers["Authorization"] = "Bearer " + apiKey
558 case catwalk.TypeAnthropic:
559 baseURL, _ := resolver.ResolveValue(c.BaseURL)
560 if baseURL == "" {
561 baseURL = "https://api.anthropic.com/v1"
562 }
563 testURL = baseURL + "/models"
564 headers["x-api-key"] = apiKey
565 headers["anthropic-version"] = "2023-06-01"
566 case catwalk.TypeGoogle:
567 baseURL, _ := resolver.ResolveValue(c.BaseURL)
568 if baseURL == "" {
569 baseURL = "https://generativelanguage.googleapis.com"
570 }
571 testURL = baseURL + "/v1beta/models?key=" + url.QueryEscape(apiKey)
572 }
573 ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
574 defer cancel()
575 client := &http.Client{}
576 req, err := http.NewRequestWithContext(ctx, "GET", testURL, nil)
577 if err != nil {
578 return fmt.Errorf("failed to create request for provider %s: %w", c.ID, err)
579 }
580 for k, v := range headers {
581 req.Header.Set(k, v)
582 }
583 for k, v := range c.ExtraHeaders {
584 req.Header.Set(k, v)
585 }
586 b, err := client.Do(req)
587 if err != nil {
588 return fmt.Errorf("failed to create request for provider %s: %w", c.ID, err)
589 }
590 if c.ID == string(catwalk.InferenceProviderZAI) {
591 if b.StatusCode == http.StatusUnauthorized {
592 // for z.ai just check if the http response is not 401
593 return fmt.Errorf("failed to connect to provider %s: %s", c.ID, b.Status)
594 }
595 } else {
596 if b.StatusCode != http.StatusOK {
597 return fmt.Errorf("failed to connect to provider %s: %s", c.ID, b.Status)
598 }
599 }
600 _ = b.Body.Close()
601 return nil
602}
603
604func resolveEnvs(envs map[string]string) []string {
605 resolver := NewShellVariableResolver(env.New())
606 for e, v := range envs {
607 var err error
608 envs[e], err = resolver.ResolveValue(v)
609 if err != nil {
610 slog.Error("error resolving environment variable", "error", err, "variable", e, "value", v)
611 continue
612 }
613 }
614
615 res := make([]string, 0, len(envs))
616 for k, v := range envs {
617 res = append(res, fmt.Sprintf("%s=%s", k, v))
618 }
619 return res
620}
621
622func ptrValOr[T any](t *T, el T) T {
623 if t == nil {
624 return el
625 }
626 return *t
627}