delve

Pros of Google/gops

• Lightweight and Cross-Platform: gops is a lightweight tool that can be used on multiple platforms, including Windows, macOS, and Linux, making it more versatile than Delve.
• Easy to Use: gops provides a simple and intuitive command-line interface, making it easier for developers to quickly diagnose and troubleshoot issues in their Go applications.
• Broad Functionality: gops offers a range of functionality, including process information, memory usage, and runtime statistics, which can be useful for a wide range of development and debugging tasks.

Cons of Google/gops

• Limited Debugging Capabilities: Compared to Delve, gops has more limited debugging capabilities, such as the inability to set breakpoints or step through code.
• Lack of Advanced Features: While gops is a useful tool, it lacks some of the more advanced features and customization options available in Delve, which may be important for more complex debugging scenarios.
• Dependency on Go Runtime: gops relies on the Go runtime, which means it may not be as effective for debugging issues that are specific to the operating system or other external dependencies.

Code Comparison

Delve:

func main() {
    // Set up the debugger
    dlv, err := delve.Launch([]string{"./myapp"}, nil, nil, 1, false)
    if err != nil {
        panic(err)
    }
    defer dlv.Detach(true)

    // Set a breakpoint and continue execution
    _, err = dlv.SetBreakpoint("main.go", 10)
    if err != nil {
        panic(err)
    }
    _, err = dlv.Continue()
    if err != nil {
        panic(err)
    }
}

gops:

func main() {
    // Get the current process ID
    pid := os.Getpid()

    // Print the process information
    fmt.Printf("Process ID: %d\n", pid)
    fmt.Printf("Process start time: %s\n", gops.StartTime(pid))
    fmt.Printf("Process memory usage: %s\n", gops.MemoryUsage(pid))
}

Pros of panicparse

• panicparse provides a more user-friendly and intuitive interface for analyzing Go panic stack traces, making it easier for developers to understand and debug issues.
• The tool offers advanced features like grouping similar goroutines and highlighting differences between them, which can be particularly useful in complex applications.
• panicparse is designed to be a standalone tool, allowing developers to use it independently of their development environment, unlike Delve which is primarily a debugger.

Cons of panicparse

• panicparse is focused solely on analyzing panic stack traces, while Delve provides a more comprehensive set of debugging features, including the ability to step through code, set breakpoints, and inspect variables.
• The tool may not be as widely adopted or supported as Delve, which has a larger community and more extensive documentation.
• panicparse may not be as tightly integrated with the Go toolchain as Delve, which is developed and maintained by the Go team.

Code Comparison

Delve:

func main() {
    fmt.Println("Hello, world!")
}

panicparse:

package main

import "fmt"

func main() {
    panic("Something went wrong!")
}

Pros of gomodifytags

• gomodifytags provides a convenient way to add, remove, or modify struct field tags in Go code, which can be useful for tasks like updating serialization formats or adding validation tags.
• The tool is easy to use and integrates well with popular editors like Vim and Visual Studio Code.
• gomodifytags supports a wide range of tag operations, including adding, removing, and modifying tags.

Cons of gomodifytags

• gomodifytags is a standalone tool, while Delve is a full-featured debugger with a wider range of functionality.
• gomodifytags may not be as actively maintained or have as large a community as Delve.
• The tool's functionality is more specialized, while Delve covers a broader range of debugging and development tasks.

Code Comparison

Here's a brief comparison of how you might use gomodifytags and Delve:

gomodifytags:

type Person struct {
    Name string `json:"name"`
    Age  int    `json:"age"`
}

To add a xml tag to the Name field:

gomodifytags -file example.go -struct Person -add-tags xml

Delve:

func main() {
    person := &Person{
        Name: "John Doe",
        Age:  30,
    }
    // Use Delve to debug the person object
    ...
}

Delve provides a more comprehensive debugging experience, allowing you to step through code, inspect variables, and more.

Pros of go-spew

• go-spew provides a powerful and flexible way to pretty-print Go data structures, making it easier to debug and understand complex data.
• The library is highly customizable, allowing users to control the output format and level of detail.
• go-spew is widely used and well-maintained, with a large and active community.

Cons of go-spew

• go-spew is primarily focused on pretty-printing and does not provide the same level of debugging capabilities as Delve.
• The library may not be as well-suited for advanced debugging tasks, such as step-by-step execution or breakpoint management.
• go-spew may have a higher learning curve for users who are not familiar with its specific configuration options and customization features.

Code Comparison

go-spew:

package main

import (
    "fmt"
    "github.com/davecgh/go-spew/spew"
)

func main() {
    type Person struct {
        Name string
        Age  int
    }

    p := Person{"Alice", 30}
    spew.Dump(p)
}

Delve:

package main

import "fmt"

func main() {
    x := 42
    fmt.Println(x)
}