refactor: share system run command resolution

src/infra/system-run-command.ts

@@ -167,52 +167,23 @@ export function resolveSystemRunCommand(params: {
   command?: unknown;
   rawCommand?: unknown;
 }): ResolvedSystemRunCommand {
-  const raw = normalizeRawCommandText(params.rawCommand);
-  const command = Array.isArray(params.command) ? params.command : [];
-  if (command.length === 0) {
-    if (raw) {
-      return {
-        ok: false,
-        message: "rawCommand requires params.command",
-        details: { code: "MISSING_COMMAND" },
-      };
-    }
-    return {
-      ok: true,
-      argv: [],
-      commandText: "",
-      shellPayload: null,
-      previewText: null,
-    };
-  }
-
-  const argv = command.map((v) => String(v));
-  const validation = validateSystemRunCommandConsistency({
-    argv,
-    rawCommand: raw,
-    allowLegacyShellText: false,
-  });
-  if (!validation.ok) {
-    return {
-      ok: false,
-      message: validation.message,
-      details: validation.details ?? { code: "RAW_COMMAND_MISMATCH" },
-    };
-  }
-
-  return {
-    ok: true,
-    argv,
-    commandText: validation.commandText,
-    shellPayload: validation.shellPayload,
-    previewText: validation.previewText,
-  };
+  return resolveSystemRunCommandWithMode(params, false);
 }
 
 export function resolveSystemRunCommandRequest(params: {
   command?: unknown;
   rawCommand?: unknown;
 }): ResolvedSystemRunCommand {
+  return resolveSystemRunCommandWithMode(params, true);
+}
+
+function resolveSystemRunCommandWithMode(
+  params: {
+    command?: unknown;
+    rawCommand?: unknown;
+  },
+  allowLegacyShellText: boolean,
+): ResolvedSystemRunCommand {
   const raw = normalizeRawCommandText(params.rawCommand);
   const command = Array.isArray(params.command) ? params.command : [];
   if (command.length === 0) {
@@ -236,7 +207,7 @@ export function resolveSystemRunCommandRequest(params: {
   const validation = validateSystemRunCommandConsistency({
     argv,
     rawCommand: raw,
-    allowLegacyShellText: true,
+    allowLegacyShellText,
   });
   if (!validation.ok) {
     return {