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vim-ale/golang/install.bash
2020-06-14 02:28:26 -06:00

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3.3 KiB
Bash

#!/bin/bash
# title: Go
# homepage: https://golang.org
# tagline: The Go Programming Language tools
# description: |
# Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.
# examples: |
# ```bash
# mkdir -p hello/
# pushd hello/
# ```
#
# ```bash
# cat << EOF >> main.go
# package main
#
# import (
# "fmt"
# )
#
# func main () {
# fmt.Println("Hello, World!")
# }
# EOF
# ```
#
# ```bash
# go fmt ./...
# go build .
# ./hello
# > Hello, World!
# ```
set -e
set -u
GOBIN="${HOME}/go"
GOBIN_REAL="${HOME}/.local/opt/go-bin-v${WEBI_VERSION}"
# The package is 'golang', but the command is 'go'
pkg_cmd_name="go"
# NOTE: pkg_* variables can be defined here
# pkg_cmd_name
# pkg_new_opt, pkg_new_bin, pkg_new_cmd
# pkg_common_opt, pkg_common_bin, pkg_common_cmd
#
# Their defaults are defined in webi/template.bash at https://github.com/webinstall/packages
pkg_get_current_version() {
# 'go version' has output in this format:
# go version go1.14.2 darwin/amd64
# This trims it down to just the version number:
# 1.14.2
echo "$(go version | cut -d' ' -f3 | sed 's:go::')"
}
pkg_format_cmd_version() {
# 'go v1.14.0' will be 'go1.14'
my_version=$(echo "$1" | sed 's:\.0::g')
echo "${pkg_cmd_name}${my_version}"
}
pkg_link_new_version() {
# 'pkg_common_opt' will default to $HOME/.local/opt/go
# 'pkg_new_opt' will be the installed version, such as to $HOME/.local/opt/go-v1.14.2
rm -rf "$pkg_common_opt"
ln -s "$pkg_new_opt" "$pkg_common_opt"
# Go has a special $GOBIN
# 'GOBIN' is set above to "${HOME}/go"
# 'GOBIN_REAL' will be "${HOME}/.local/opt/go-bin-v${WEBI_VERSION}"
rm -rf "$GOBIN"
mkdir -p "$GOBIN_REAL/bin"
ln -s "$GOBIN_REAL" "$GOBIN"
}
pkg_pre_install() {
# web_* are defined in webi/template.bash at https://github.com/webinstall/packages
# multiple versions may be installed
# if one already matches, it will simply be re-linked
webi_check
# the download is quite large - hopefully you have wget installed
# will go to ~/Downloads by default
webi_download
# Multiple formats are supported: .xz, .tar.*, and .zip
# will be extracted to $WEBI_TMP
webi_extract
}
pkg_install() {
pushd "$WEBI_TMP" 2>&1 >/dev/null
# remove the versioned folder, just in case it's there with junk
rm -rf "$pkg_new_opt"
# rename the entire extracted folder to the new location
# (this will be "$HOME/.local/opt/go-v$WEBI_VERSION" by default)
mv ./go* "$pkg_new_opt"
popd 2>&1 >/dev/null
}
pkg_post_install() {
pkg_link_new_version
# web_path_add is defined in webi/template.bash at https://github.com/webinstall/packages
# Updates PATH with
# "$HOME/.local/opt/go"
webi_path_add "$pkg_common_bin"
webi_path_add "$GOBIN/bin"
# Install x go
"$pkg_common_cmd" get golang.org/x/tools/cmd/goimports > /dev/null 2>/dev/null
"$pkg_common_cmd" get golang.org/x/tools/cmd/gorename > /dev/null 2>/dev/null
"$pkg_common_cmd" get golang.org/x/tools/cmd/gotype > /dev/null 2>/dev/null
"$pkg_common_cmd" get golang.org/x/tools/cmd/stringer > /dev/null 2>/dev/null
}
pkg_post_install_message() {
echo "Installed 'go' (and go tools)"
}