fix(keep-sorted): unable to find first interface/declare (#29)

Author: ddosakura

src/commands/keep-sorted.test.ts

@@ -13,6 +13,30 @@ run(
     ]
   `
   ,
+  // multi interfaces without export
+  $`
+    // @keep-sorted
+    interface A {
+      foo: number
+    }
+    // @keep-sorted
+    interface B {
+      foo: number
+    }
+  `
+  ,
+  // multi declares without export
+  $`
+    // @keep-sorted
+    const arr1 = [
+      { index: 0, name: 'foo' },
+    ]
+    // @keep-sorted
+    const arr2 = [
+      { index: 0, name: 'foo' },
+    ]
+  `
+  ,
   // Object property
   {
     code: $`

src/commands/keep-sorted.ts

@@ -31,8 +31,29 @@ export const keepSorted: Command = {
       'TSSatisfiesExpression',
     ) || ctx.findNodeBelow(
       'ExportNamedDeclaration',
+      'TSInterfaceDeclaration',
+      'VariableDeclaration',
     )
 
+    if (node?.type === 'TSInterfaceDeclaration') {
+      node = node.body
+    }
+
+    if (node?.type === 'VariableDeclaration') {
+      const dec = node.declarations[0]
+      if (!dec) {
+        node = undefined
+      }
+      else if (dec.id.type === 'ObjectPattern') {
+        node = dec.id
+      }
+      else {
+        node = Array.isArray(dec.init) ? dec.init[0] : dec.init
+        if (node && node.type !== 'ObjectExpression' && node.type !== 'ArrayExpression' && node.type !== 'TSSatisfiesExpression')
+          node = undefined
+      }
+    }
+
     // Unwrap TSSatisfiesExpression
     if (node?.type === 'TSSatisfiesExpression') {
       if (node.expression.type !== 'ArrayExpression' && node.expression.type !== 'ObjectExpression') {