add shellcheck

[webi-installers/.git] / shellcheck / install.sh

diff --git a/shellcheck/install.sh b/shellcheck/install.sh
new file mode 100644 (file)
index 0000000..f3dbc95
--- /dev/null
+++ b/shellcheck/install.sh
@@ -0,0 +1,45 @@
+#!/bin/bash
+
+function __init_shellcheck() {
+    set -e
+    set -u
+
+    ######################
+    # Install shellcheck #
+    ######################
+
+    # Every package should define these 6 variables
+    pkg_cmd_name="shellcheck"
+
+    pkg_dst_cmd="$HOME/.local/bin/shellcheck"
+    pkg_dst="$pkg_dst_cmd"
+
+    pkg_src_cmd="$HOME/.local/opt/shellcheck-v$WEBI_VERSION/bin/shellcheck"
+    pkg_src_dir="$HOME/.local/opt/shellcheck-v$WEBI_VERSION"
+    pkg_src="$pkg_src_cmd"
+
+    # pkg_install must be defined by every package
+    pkg_install() {
+        # ~/.local/opt/shellcheck-v0.99.9/bin
+        mkdir -p "$(dirname $pkg_src_cmd)"
+
+        # mv ./shellcheck-*/shellcheck ~/.local/opt/shellcheck-v0.99.9/bin/shellcheck
+        mv ./shellcheck-*/shellcheck "$pkg_src_cmd"
+    }
+
+    # pkg_get_current_version is recommended, but (soon) not required
+    pkg_get_current_version() {
+        # 'shellcheck --version' has output in this format:
+        #       ShellCheck - shell script analysis tool
+        #       version: 0.7.1
+        #       license: GNU General Public License, version 3
+        #       website: https://www.shellcheck.net
+
+        # This trims it down to just the version number:
+        #       0.7.1
+        echo $(shellcheck --version 2> /dev/null | head -n 2 | tail -n 1 | cut -d' ' -f 2)
+    }
+
+}
+
+__init_shellcheck