Mark McDonnell Integralist

## Go Code Generation.md

      
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                Integralist
                / Go Code Generation.md
            
            
              Last active Feb 25, 2021
            
              
                [Go Code Generation] #go #golang #codegen
              
          
      View Go Code Generation.md
  
    
    Files required:
.
├── gen.go
├── generator
│   └── gen.go

Running go generator will cause a main.go file to be created in the root directory.

  
## Golang Debugging with Delve GUI.bash
# note: the install steps presume you're using go 1.16 or newer.

go install github.com/go-delve/delve/cmd/dlv@latest

# dependencies required:
#
# xcode-select --install
# sudo /usr/sbin/DevToolsSecurity -enable
#
# see https://github.com/go-delve/delve/tree/master/Documentation/installation for details

## Display number of windows, buffers, tabs.viml
:echo winnr('$')
:echo bufnr('$')
:echo tabpagenr('$')

## openapi-generator.bash
#!/usr/bin/env bash

languages=("bash" "go" "javascript" "php" "python" "ruby" "rust" "typescript-fetch")

for lang in "${languages[@]}";
do
  for filename in .source-cache/.api-documentation/schemas/*;
  do
    name=$(basename $filename | cut -f 1 -d '.')
    openapi-generator generate --skip-validate-spec -i "${filename}" -g "${lang}" -o "/tmp/api-code-gen/${lang}/${name}/"

## vim pretty print json.viml
:read !cat % | python -m json.tool

## Terraform Provider Local Dev Environment.md

      
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                Integralist
                / Terraform Provider Local Dev Environment.md
            
            
              Last active Feb 26, 2021
            
              
                [Terraform Provider Local Dev Environment] #terraform #tf #local #dev #environment
              
          
      View Terraform Provider Local Dev Environment.md
  
    
Terraform Documentation Reference

export TF_CLI_CONFIG_FILE=/example-project/dev.tfrc

NOTE: if you use ~/ instead of an absolute path, then be sure your shell expands it to an absolute path (e.g. echo $TF_CLI_CONFIG_FILE should show the absolute path).

The dev.tfrc file:

  
## Go manage external tools via go modules.md

      
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                Integralist
                / Go manage external tools via go modules.md
            
            
              Last active Feb 22, 2021
            
              
                [Go manage external tools via go modules] #go #golang #modules #dependencies #tools #external #ci
              
          
      View Go manage external tools via go modules.md
  
    
    Go 1.16
As of Go version 1.16 the go command changed behaviour for get and install:

install: the recommended way to install packages (ignoring
get: adds dependencies to your project's go modules file (i.e. go.mod).

The go install command now accepts a version suffix:


## .github--workflows--pr_test.yml
  test:
    strategy:
      matrix:
        go-version: [1.14.x]
        node-version: [12]
        rust-toolchain: [1.46.0]
        platform: [ubuntu-latest, macos-latest, windows-latest]
    runs-on: ${{ matrix.platform }}
    steps:
    - name: Checkout code

## Go defer with os.Exit(N).go
package main

import (
	"fmt"
	"os"
	"runtime"
)

/*
Goexit terminates the goroutine that calls it. No other goroutine is affected. Goexit runs all deferred calls before terminating the goroutine. Because Goexit is not a panic, any recover calls in those deferred functions will return nil.

## Make Directory if it does not exist.go
// makeDirectoryIfNotExists asserts whether a directory exists and makes it
// if not. Returns nil if exists or successfully made.
func makeDirectoryIfNotExists(path string) error {
	fi, err := os.Stat(path)
	switch {
	case err == nil && fi.IsDir():
		return nil
	case err == nil && !fi.IsDir():
		return fmt.Errorf("%s already exists as a regular file", path)
	case os.IsNotExist(err):
	# note: the install steps presume you're using go 1.16 or newer.

	go install github.com/go-delve/delve/cmd/dlv@latest

	# dependencies required:
	#
	# xcode-select --install
	# sudo /usr/sbin/DevToolsSecurity -enable
	#
	# see https://github.com/go-delve/delve/tree/master/Documentation/installation for details
	#!/usr/bin/env bash

	languages=("bash" "go" "javascript" "php" "python" "ruby" "rust" "typescript-fetch")

	for lang in "${languages[@]}";
	do
	for filename in .source-cache/.api-documentation/schemas/*;
	do
	name=$(basename $filename \| cut -f 1 -d '.')
	openapi-generator generate --skip-validate-spec -i "${filename}" -g "${lang}" -o "/tmp/api-code-gen/${lang}/${name}/"
	test:
	strategy:
	matrix:
	go-version: [1.14.x]
	node-version: [12]
	rust-toolchain: [1.46.0]
	platform: [ubuntu-latest, macos-latest, windows-latest]
	runs-on: ${{ matrix.platform }}
	steps:
	- name: Checkout code
	package main

	import (
	"fmt"
	"os"
	"runtime"
	)

	/*
	Goexit terminates the goroutine that calls it. No other goroutine is affected. Goexit runs all deferred calls before terminating the goroutine. Because Goexit is not a panic, any recover calls in those deferred functions will return nil.
	// makeDirectoryIfNotExists asserts whether a directory exists and makes it
	// if not. Returns nil if exists or successfully made.
	func makeDirectoryIfNotExists(path string) error {
	fi, err := os.Stat(path)
	switch {
	case err == nil && fi.IsDir():
	return nil
	case err == nil && !fi.IsDir():
	return fmt.Errorf("%s already exists as a regular file", path)
	case os.IsNotExist(err):