feat: Add 'version' subcommand

Author: hyperupcall

pkg/lib/cmd/basalt.sh

@@ -39,6 +39,7 @@ main.basalt() {
 		install) shift; do-install "$@" ;;
 		list) shift; do-list "$@" ;;
 		run) shift; do-run "$@" ;;
+		version) shift; do-version "$@" ;;
 		complete) shift; do-complete "$@" ;;
 		global) shift
 			case "$1" in

pkg/lib/commands/do-version.sh

@@ -0,0 +1,95 @@
+# shellcheck shell=bash
+
+do-version() {
+	util.init_local
+
+	local flag_yes='no'
+	local -a args=()
+	for arg; do case "$arg" in
+		-y|--yes)
+			flag_yes='yes'
+			;;
+		-*)
+			bprint.die "Flag '$arg' not recognized"
+			;;
+		*)
+			args+=("$arg")
+			;;
+	esac done
+
+	if ((${#args[@]} > 1)); then
+		bprint.die "The only argument must be the new version string"
+	fi
+
+	# if [ -n "$(git status --porcelain)" ]; then
+	# 	bprint.die "The working tree must be empty (including untracked files)"
+	# fi
+
+	local previous_version_string=
+	local version_string="${args[0]}"
+
+	if util.get_toml_string "$BASALT_LOCAL_PROJECT_DIR/basalt.toml" 'version'; then
+		previous_version_string="$REPLY"
+	else
+		bprint.die "To use 'basalt version', a you must have a 'version' field set to at least an empty string"
+	fi
+
+	if [ -z "$version_string" ]; then
+		printf '%s\n' "Old version: $previous_version_string"
+		read -rep "New version: " -i "$previous_version_string"
+		version_string="$REPLY"
+	else
+		if [ "$flag_yes" != yes ]; then
+			printf '%s\n' "Changing: $previous_version_string -> $version_string"
+
+			read -rep "Are you sure (y/n): "
+			if [[ $REPLY != @(y|yes) ]]; then
+				bprint.info "Cancelling version change"
+				return
+			fi
+		fi
+	fi
+
+	if [ "$previous_version_string" = "$version_string" ]; then
+		bprint.info "Previous version same as new version. Exiting without making any changes"
+		return
+	fi
+
+	if [ -z "$version_string" ]; then
+		bprint.info "Version string blank. Exiting without making any changes"
+		return
+	fi
+
+	# TODO: after self-bootstrap, add additional validation checks
+	if [[ $version_string =~ [,\'\"\\] ]]; then
+		bprint.die "Version string cannot have commas, backslashes, single quotes, or double quotes"
+	fi
+
+	local toml_file="$BASALT_LOCAL_PROJECT_DIR/basalt.toml"
+	mv "$toml_file" "$toml_file.bak"
+	sed -e "s,\([ \t]*version[ \t]*=[ \t]*['\"]\)\(.*\)\(['\"].*\),\1${version_string}\3," "$toml_file.bak" > "$toml_file"
+	rm "$toml_file.bak"
+
+	if util.get_toml_string "$BASALT_LOCAL_PROJECT_DIR/basalt.toml" 'version'; then
+		if [ "$REPLY" != "$version_string" ]; then
+			bprint.die "Failed to properly substitute version with sed"
+		fi
+	else
+		bprint.die "Expected a value for field 'version'"
+	fi
+
+	bprint.info "running: git add \"\$BASALT_LOCAL_PROJECT_DIR/basalt.toml\""
+	if ! git add "$toml_file"; then
+		bprint.die "Failed to 'git add'"
+	fi
+
+	bprint.info "running: git commit -m v$version_string"
+	if ! git commit -qm "v$version_string"; then
+		bprint.die "Failed to 'git commit'"
+	fi
+
+	bprint.info "running: git tag -a -m v$version_string v$version_string"
+	if ! git tag -a -m "v$version_string" "v$version_string"; then
+		bprint.die "Failed to 'git tag'"
+	fi
+}