add the publish script

util/publish.sh

@@ -0,0 +1,72 @@
+#!/bin/sh
+# spell-checker:ignore uuhelp
+ARG=""
+if test "$1" != "--do-it"; then
+    ARG="--dry-run --allow-dirty"
+fi
+
+# Function to check if the crate is already published
+is_already_published() {
+    local crate_name=$1
+    local crate_version=$2
+
+    # Use the crates.io API to get the latest version of the crate
+    local latest_published_version
+    latest_published_version=$(curl -s https://crates.io/api/v1/crates/$crate_name | jq -r '.crate.max_version')
+
+    if [ "$latest_published_version" = "$crate_version" ]; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+# Figure out any dependencies between the util via Cargo.toml
+# We store this as edges in a graph with each line:
+# [dependent] [dependency]
+# We use ROOT as a the node that should come before all other nodes.
+PROGS=$(ls -1d src/uu/*/)
+PARTIAL_ORDER=""
+for p in $PROGS; do
+    DEPENDENCIES=$(grep -oE "^uu_[a-z0-9]+" ${p}Cargo.toml)
+
+    # Turn "src/uu/util/" into "util"
+    p=${p#src/uu/}
+    p=${p%/}
+
+    PARTIAL_ORDER+="$p ROOT\n"
+    while read d; do
+        if [ $d ]; then
+            # Remove "uu_" prefix
+            d=${d#uu_}
+
+            PARTIAL_ORDER+="$p $d\n"
+        fi
+    done <<<"$DEPENDENCIES"
+done
+
+# Apply tsort to get the order in which to publish the crates
+TOTAL_ORDER=$(echo -e $PARTIAL_ORDER | tsort | tac)
+
+# Remove the ROOT node from the start
+TOTAL_ORDER=${TOTAL_ORDER#ROOT}
+
+CRATE_VERSION=$(grep '^version' Cargo.toml | head -n1 | cut -d '"' -f2)
+
+set -e
+
+for p in $TOTAL_ORDER; do
+    (
+        cd "src/uu/$p"
+        CRATE_NAME=$(grep '^name =' "Cargo.toml" | head -n1 | cut -d '"' -f2)
+        #shellcheck disable=SC2086
+        if ! is_already_published "$CRATE_NAME" "$CRATE_VERSION"; then
+            cargo publish $ARG
+        else
+            echo "Skip: $CRATE_NAME $CRATE_VERSION already published"
+        fi
+    )
+done
+
+#shellcheck disable=SC2086
+cargo publish $ARG