Add Cargo workspace, crate skeletons and the gate

Implemented-By: Laguna S 2.1 (OpenCode)
2026-09-17 06:45:02 -07:00
parent 3e26c2e3c0
commit 8dc04b1d48
31 changed files with 516 additions and 0 deletions
@@ -0,0 +1,68 @@
+#!/bin/sh
+# Fails if `proto` depends on any workspace crate, or if any other crate depends on
+# a workspace crate other than `proto`. Every manifest section whose name contains
+# "dependencies" (including [dev-dependencies]) is inspected. A dependency is the
+# key in such a section, however it is written: `x.workspace = true`,
+# `x = { path = ".." }` or `x = "1"`.
+ROOT="${1:-.}"
+status=0
+
+# Workspace crate names: directories under ROOT/crates that contain a Cargo.toml.
+workspace=""
+for d in "$ROOT"/crates/*/; do
+    [ -d "$d" ] || continue
+    [ -f "$d/Cargo.toml" ] || continue
+    workspace="$workspace $(basename "$d")"
+done
+
+for crate in "$ROOT"/crates/*/; do
+    [ -d "$crate" ] || continue
+    crate_name=$(basename "$crate")
+    [ -f "$crate/Cargo.toml" ] || continue
+    keys=$(awk '
+        BEGIN { in_deps = 0; depth = 0 }
+        /^\[/ {
+            sec = $0
+            sub(/^\[[ \t]*/, "", sec)
+            sub(/[ \t]*\][ \t]*.*$/, "", sec)
+            in_deps = (sec ~ /dependencies/)
+            depth = 0
+            next
+        }
+        in_deps {
+            if (depth == 0) {
+                t = $0
+                sub(/^[ \t]+/, "", t)
+                if (t ~ /^[A-Za-z0-9][A-Za-z0-9_-]*(\.workspace)?[ \t]*=/) {
+                    if (match(t, /[A-Za-z0-9][A-Za-z0-9_-]*/)) {
+                        k = substr(t, RSTART, RLENGTH)
+                        if (RSTART == 1) print k
+                    }
+                }
+            }
+            s = $0
+            while (match(s, /[{}]/)) {
+                c = substr(s, RSTART, 1)
+                if (c == "{") depth++
+                else if (depth > 0) depth--
+                s = substr(s, RSTART + 1)
+            }
+        }
+    ' "$crate/Cargo.toml" 2>/dev/null)
+    for key in $keys; do
+        hit=0
+        for w in $workspace; do
+            if [ "$key" = "$w" ]; then hit=1; break; fi
+        done
+        if [ "$hit" -eq 1 ]; then
+            if [ "$crate_name" = "proto" ]; then
+                echo "check-crate-deps: $crate_name depends on workspace crate $key" >&2
+                status=1
+            elif [ "$key" != "proto" ]; then
+                echo "check-crate-deps: $crate_name depends on workspace crate $key" >&2
+                status=1
+            fi
+        fi
+    done
+done
+exit $status