feat(SmartdataDoc): add custom unique indexes

package-lock.json

@@ -114,6 +114,12 @@
       "resolved": "https://registry.npmjs.org/@types/node/-/node-10.5.2.tgz",
       "integrity": "sha512-m9zXmifkZsMHZBOyxZWilMwmTlpC8x5Ty360JKTiXvlXZfBWYpsg9ZZvP/Ye+iZUh+Q+MxDLjItVTWIsfwz+8Q=="
     },
+    "@types/shortid": {
+      "version": "0.0.29",
+      "resolved": "https://registry.npmjs.org/@types/shortid/-/shortid-0.0.29.tgz",
+      "integrity": "sha1-gJPuBBam4r8qpjOBCRFLP7/6Dps=",
+      "dev": true
+    },
     "@types/vinyl": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/@types/vinyl/-/vinyl-2.0.2.tgz",
@@ -123,6 +129,15 @@
         "@types/node": "*"
       }
     },
+    "agent-base": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-4.2.1.tgz",
+      "integrity": "sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==",
+      "dev": true,
+      "requires": {
+        "es6-promisify": "^5.0.0"
+      }
+    },
     "ansi-256-colors": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/ansi-256-colors/-/ansi-256-colors-1.1.0.tgz",
@@ -150,11 +165,36 @@
       "integrity": "sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==",
       "dev": true
     },
+    "async": {
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/async/-/async-2.4.0.tgz",
+      "integrity": "sha1-SZAgDxjqW4N8LMT4wDGmmFw4VhE=",
+      "dev": true,
+      "requires": {
+        "lodash": "^4.14.0"
+      }
+    },
+    "babel-runtime": {
+      "version": "6.26.0",
+      "resolved": "https://registry.npmjs.org/babel-runtime/-/babel-runtime-6.26.0.tgz",
+      "integrity": "sha1-llxwWGaOgrVde/4E/yM3vItWR/4=",
+      "dev": true,
+      "requires": {
+        "core-js": "^2.4.0",
+        "regenerator-runtime": "^0.11.0"
+      }
+    },
     "balanced-match": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
       "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
     },
+    "base64-js": {
+      "version": "0.0.8",
+      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-0.0.8.tgz",
+      "integrity": "sha1-EQHpVE9KdrG8OybUUsqW16NeeXg=",
+      "dev": true
+    },
     "beautycolor": {
       "version": "1.0.11",
       "resolved": "https://registry.npmjs.org/beautycolor/-/beautycolor-1.0.11.tgz",
@@ -171,6 +211,16 @@
       "integrity": "sha512-DpLh5EzMR2kzvX1KIlVC0VkC3iZtHKTgdtZ0a3pglBZdaQFjt5S9g9xd1lE+YvXyfd6mtCeRnrUfOLYiTMlNSw==",
       "dev": true
     },
+    "bl": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/bl/-/bl-1.2.2.tgz",
+      "integrity": "sha512-e8tQYnZodmebYDWGH7KMRvtzKXaJHx3BbilrgZCfvyLUYdKpK1t5PSPmpkny/SgiTSCnjfLW7v5rlONXVFkQEA==",
+      "dev": true,
+      "requires": {
+        "readable-stream": "^2.3.5",
+        "safe-buffer": "^5.1.1"
+      }
+    },
     "brace-expansion": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
@@ -185,6 +235,45 @@
       "resolved": "https://registry.npmjs.org/bson/-/bson-1.0.9.tgz",
       "integrity": "sha512-IQX9/h7WdMBIW/q/++tGd+emQr0XMdeZ6icnT/74Xk9fnabWn+gZgpE+9V+gujL3hhJOoNrnDVY7tWdzc7NUTg=="
     },
+    "buffer": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/buffer/-/buffer-3.6.0.tgz",
+      "integrity": "sha1-pyyTb3e5a/UvX357RnGAYoVR3vs=",
+      "dev": true,
+      "requires": {
+        "base64-js": "0.0.8",
+        "ieee754": "^1.1.4",
+        "isarray": "^1.0.0"
+      }
+    },
+    "buffer-alloc": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/buffer-alloc/-/buffer-alloc-1.2.0.tgz",
+      "integrity": "sha512-CFsHQgjtW1UChdXgbyJGtnm+O/uLQeZdtbDo8mfUgYXCHSM1wgrVxXm6bSyrUuErEb+4sYVGCzASBRot7zyrow==",
+      "dev": true,
+      "requires": {
+        "buffer-alloc-unsafe": "^1.1.0",
+        "buffer-fill": "^1.0.0"
+      }
+    },
+    "buffer-alloc-unsafe": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/buffer-alloc-unsafe/-/buffer-alloc-unsafe-1.1.0.tgz",
+      "integrity": "sha512-TEM2iMIEQdJ2yjPJoSIsldnleVaAk1oW3DBVUykyOLsEsFmEc9kn+SFFPz+gl54KQNxlDnAwCXosOS9Okx2xAg==",
+      "dev": true
+    },
+    "buffer-crc32": {
+      "version": "0.2.13",
+      "resolved": "https://registry.npmjs.org/buffer-crc32/-/buffer-crc32-0.2.13.tgz",
+      "integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI=",
+      "dev": true
+    },
+    "buffer-fill": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/buffer-fill/-/buffer-fill-1.0.0.tgz",
+      "integrity": "sha1-+PeLdniYiO858gXNY39o5wISKyw=",
+      "dev": true
+    },
     "buffer-from": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.0.tgz",
@@ -255,11 +344,26 @@
         "readable-stream": "^2.3.5"
       }
     },
+    "commander": {
+      "version": "2.8.1",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
+      "integrity": "sha1-Br42f+v9oMMwqh4qBy09yXYkJdQ=",
+      "dev": true,
+      "requires": {
+        "graceful-readlink": ">= 1.0.0"
+      }
+    },
     "concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
       "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
     },
+    "core-js": {
+      "version": "2.5.7",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.5.7.tgz",
+      "integrity": "sha512-RszJCAxg/PP6uzXVXL6BsxSXx/B05oJAQ2vkJRjyjrEcNVycaqOmNb5OTxZPE3xa5gwZduqza6L9JOCenh/Ecw==",
+      "dev": true
+    },
     "core-util-is": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
@@ -271,6 +375,94 @@
       "resolved": "https://registry.npmjs.org/crypto-random-string/-/crypto-random-string-1.0.0.tgz",
       "integrity": "sha1-ojD2T1aDEOFJgAmUB5DsmVRbyn4="
     },
+    "debug": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
+      "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+      "dev": true,
+      "requires": {
+        "ms": "2.0.0"
+      }
+    },
+    "decompress": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/decompress/-/decompress-4.2.0.tgz",
+      "integrity": "sha1-eu3YVCflqS2s/lVnSnxQXpbQH50=",
+      "dev": true,
+      "requires": {
+        "decompress-tar": "^4.0.0",
+        "decompress-tarbz2": "^4.0.0",
+        "decompress-targz": "^4.0.0",
+        "decompress-unzip": "^4.0.1",
+        "graceful-fs": "^4.1.10",
+        "make-dir": "^1.0.0",
+        "pify": "^2.3.0",
+        "strip-dirs": "^2.0.0"
+      }
+    },
+    "decompress-tar": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/decompress-tar/-/decompress-tar-4.1.1.tgz",
+      "integrity": "sha512-JdJMaCrGpB5fESVyxwpCx4Jdj2AagLmv3y58Qy4GE6HMVjWz1FeVQk1Ct4Kye7PftcdOo/7U7UKzYBJgqnGeUQ==",
+      "dev": true,
+      "requires": {
+        "file-type": "^5.2.0",
+        "is-stream": "^1.1.0",
+        "tar-stream": "^1.5.2"
+      }
+    },
+    "decompress-tarbz2": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/decompress-tarbz2/-/decompress-tarbz2-4.1.1.tgz",
+      "integrity": "sha512-s88xLzf1r81ICXLAVQVzaN6ZmX4A6U4z2nMbOwobxkLoIIfjVMBg7TeguTUXkKeXni795B6y5rnvDw7rxhAq9A==",
+      "dev": true,
+      "requires": {
+        "decompress-tar": "^4.1.0",
+        "file-type": "^6.1.0",
+        "is-stream": "^1.1.0",
+        "seek-bzip": "^1.0.5",
+        "unbzip2-stream": "^1.0.9"
+      },
+      "dependencies": {
+        "file-type": {
+          "version": "6.2.0",
+          "resolved": "https://registry.npmjs.org/file-type/-/file-type-6.2.0.tgz",
+          "integrity": "sha512-YPcTBDV+2Tm0VqjybVd32MHdlEGAtuxS3VAYsumFokDSMG+ROT5wawGlnHDoz7bfMcMDt9hxuXvXwoKUx2fkOg==",
+          "dev": true
+        }
+      }
+    },
+    "decompress-targz": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/decompress-targz/-/decompress-targz-4.1.1.tgz",
+      "integrity": "sha512-4z81Znfr6chWnRDNfFNqLwPvm4db3WuZkqV+UgXQzSngG3CEKdBkw5jrv3axjjL96glyiiKjsxJG3X6WBZwX3w==",
+      "dev": true,
+      "requires": {
+        "decompress-tar": "^4.1.1",
+        "file-type": "^5.2.0",
+        "is-stream": "^1.1.0"
+      }
+    },
+    "decompress-unzip": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/decompress-unzip/-/decompress-unzip-4.0.1.tgz",
+      "integrity": "sha1-3qrM39FK6vhVePczroIQ+bSEj2k=",
+      "dev": true,
+      "requires": {
+        "file-type": "^3.8.0",
+        "get-stream": "^2.2.0",
+        "pify": "^2.3.0",
+        "yauzl": "^2.4.2"
+      },
+      "dependencies": {
+        "file-type": {
+          "version": "3.9.0",
+          "resolved": "https://registry.npmjs.org/file-type/-/file-type-3.9.0.tgz",
+          "integrity": "sha1-JXoHg4TR24CHvESdEH1SpSZyuek=",
+          "dev": true
+        }
+      }
+    },
     "deep-eql": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/deep-eql/-/deep-eql-3.0.1.tgz",
@@ -306,6 +498,15 @@
         "typings-global": "^1.0.16"
       }
     },
+    "end-of-stream": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.1.tgz",
+      "integrity": "sha512-1MkrZNvWTKCaigbn+W15elq2BB/L22nqrSY5DKlo3X6+vclJm8Bb5djXJBmEX6fS3+zCh/F4VBK5Z2KxJt4s2Q==",
+      "dev": true,
+      "requires": {
+        "once": "^1.4.0"
+      }
+    },
     "es-abstract": {
       "version": "1.12.0",
       "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.12.0.tgz",
@@ -334,12 +535,42 @@
       "integrity": "sha512-Um/+FxMr9CISWh0bi5Zv0iOD+4cFh5qLeks1qhAopKVAJw3drgKbKySikp7wGhDL0HPeaja0P5ULZrxLkniUVg==",
       "dev": true
     },
+    "es6-promise": {
+      "version": "4.2.4",
+      "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.4.tgz",
+      "integrity": "sha512-/NdNZVJg+uZgtm9eS3O6lrOLYmQag2DjdEXuPaHlZ6RuVqgqaVZfgYCepEIKsLqwdQArOPtC3XzRLqGGfT8KQQ==",
+      "dev": true
+    },
+    "es6-promisify": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/es6-promisify/-/es6-promisify-5.0.0.tgz",
+      "integrity": "sha1-UQnWLz5W6pZ8S2NQWu8IKRyKUgM=",
+      "dev": true,
+      "requires": {
+        "es6-promise": "^4.0.3"
+      }
+    },
     "esprima": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.0.tgz",
       "integrity": "sha512-oftTcaMu/EGrEIu904mWteKIv8vMuOgGYo7EhVJJN00R/EED9DCua/xxHRdYnKtcECzVg7xOWhflvJMnqcFZjw==",
       "dev": true
     },
+    "fd-slicer": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/fd-slicer/-/fd-slicer-1.1.0.tgz",
+      "integrity": "sha1-JcfInLH5B3+IkbvmHY85Dq4lbx4=",
+      "dev": true,
+      "requires": {
+        "pend": "~1.2.0"
+      }
+    },
+    "file-type": {
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/file-type/-/file-type-5.2.0.tgz",
+      "integrity": "sha1-LdvqfHP/42No365J3DOMBYwritY=",
+      "dev": true
+    },
     "first-chunk-stream": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/first-chunk-stream/-/first-chunk-stream-2.0.0.tgz",
@@ -354,6 +585,12 @@
       "resolved": "https://registry.npmjs.org/foreach/-/foreach-2.0.5.tgz",
       "integrity": "sha1-C+4AUBiusmDQo6865ljdATbsG5k="
     },
+    "fs-constants": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/fs-constants/-/fs-constants-1.0.0.tgz",
+      "integrity": "sha512-y6OAwoSIf7FyjMIv94u+b5rdheZEjzR63GTyZJm5qh4Bi+2YgwLCcI/fPFZkL5PSixOt6ZNKm+w+Hfp/Bciwow==",
+      "dev": true
+    },
     "fs-extra": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-5.0.0.tgz",
@@ -382,6 +619,31 @@
       "integrity": "sha1-6td0q+5y4gQJQzoGY2YCPdaIekE=",
       "dev": true
     },
+    "get-port": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/get-port/-/get-port-3.2.0.tgz",
+      "integrity": "sha1-3Xzn3hh8Bsi/NTeWrHHgmfCYDrw=",
+      "dev": true
+    },
+    "get-stream": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-2.3.1.tgz",
+      "integrity": "sha1-Xzj5PzRgCWZu4BUKBUFn+Rvdld4=",
+      "dev": true,
+      "requires": {
+        "object-assign": "^4.0.1",
+        "pinkie-promise": "^2.0.0"
+      }
+    },
+    "getos": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/getos/-/getos-3.1.0.tgz",
+      "integrity": "sha512-i9vrxtDu5DlLVFcrbqUqGWYlZN/zZ4pGMICCAcZoYsX3JA54nYp8r5EThw5K+m2q3wszkx4Th746JstspB0H4Q==",
+      "dev": true,
+      "requires": {
+        "async": "2.4.0"
+      }
+    },
     "glob": {
       "version": "7.1.2",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.2.tgz",
@@ -402,6 +664,12 @@
       "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg=",
       "dev": true
     },
+    "graceful-readlink": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz",
+      "integrity": "sha1-TK+tdrxi8C+gObL5Tpo906ORpyU=",
+      "dev": true
+    },
     "has": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
@@ -419,6 +687,22 @@
         "os-homedir": "^1.0.1"
       }
     },
+    "https-proxy-agent": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.1.tgz",
+      "integrity": "sha512-HPCTS1LW51bcyMYbxUIOO4HEOlQ1/1qRaFWcyxvwaqUS9TY88aoEuHUY33kuAh1YhVVaDQhLZsnPd+XNARWZlQ==",
+      "dev": true,
+      "requires": {
+        "agent-base": "^4.1.0",
+        "debug": "^3.1.0"
+      }
+    },
+    "ieee754": {
+      "version": "1.1.12",
+      "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.1.12.tgz",
+      "integrity": "sha512-GguP+DRY+pJ3soyIiGPTvdiVXjZ+DbXOxGpXn3eMvNW4x4irjqXm4wHKscC+TfxSJ0yw/S1F24tqdMNsMZTiLA==",
+      "dev": true
+    },
     "inflight": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
@@ -450,6 +734,12 @@
       "resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.1.tgz",
       "integrity": "sha1-mqIOtq7rv/d/vTPnTKAbM1gdOhY="
     },
+    "is-natural-number": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/is-natural-number/-/is-natural-number-4.0.1.tgz",
+      "integrity": "sha1-q5124dtM7VHjXeDHLr7PCfc0zeg=",
+      "dev": true
+    },
     "is-number": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/is-number/-/is-number-3.0.0.tgz",
@@ -476,6 +766,12 @@
         "has": "^1.0.1"
       }
     },
+    "is-stream": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-1.1.0.tgz",
+      "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ=",
+      "dev": true
+    },
     "is-symbol": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.0.1.tgz",
@@ -557,17 +853,49 @@
         "symbol-tree": "^3.2.2"
       }
     },
+    "lockfile": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/lockfile/-/lockfile-1.0.4.tgz",
+      "integrity": "sha512-cvbTwETRfsFh4nHsL1eGWapU1XFi5Ot9E85sWAwia7Y7EgB7vfqcZhTKZ+l7hCGxSPoushMv5GKhT5PdLv03WA==",
+      "dev": true,
+      "requires": {
+        "signal-exit": "^3.0.2"
+      }
+    },
     "lodash": {
       "version": "4.17.10",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.10.tgz",
       "integrity": "sha512-UejweD1pDoXu+AD825lWwp4ZGtSwgnpZxb3JDViD7StjQz+Nb/6l093lx4OQ0foGWNRoc19mWy7BzL+UAK2iVg=="
     },
+    "make-dir": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/make-dir/-/make-dir-1.3.0.tgz",
+      "integrity": "sha512-2w31R7SJtieJJnQtGc7RVL2StM2vGYVfqUOvUDxH6bC6aJTxPxTF0GnIgCyu7tjockiUWAYQRbxa7vKn34s5sQ==",
+      "dev": true,
+      "requires": {
+        "pify": "^3.0.0"
+      },
+      "dependencies": {
+        "pify": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-3.0.0.tgz",
+          "integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY=",
+          "dev": true
+        }
+      }
+    },
     "make-error": {
       "version": "1.3.4",
       "resolved": "https://registry.npmjs.org/make-error/-/make-error-1.3.4.tgz",
       "integrity": "sha512-0Dab5btKVPhibSalc9QGXb559ED7G7iLjFXBaj9Wq8O3vorueR5K5jaE3hkG6ZQINyhA/JgG6Qk4qdFQjsYV6g==",
       "dev": true
     },
+    "md5-file": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/md5-file/-/md5-file-4.0.0.tgz",
+      "integrity": "sha512-UC0qFwyAjn4YdPpKaDNw6gNxRf7Mcx7jC1UGCY4boCzgvU2Aoc1mOGzTtrjjLKhM5ivsnhoKpQVxKPp+1j1qwg==",
+      "dev": true
+    },
     "minimatch": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
@@ -617,17 +945,68 @@
         "saslprep": "^1.0.0"
       }
     },
+    "mongodb-memory-server": {
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/mongodb-memory-server/-/mongodb-memory-server-1.9.0.tgz",
+      "integrity": "sha512-sVAOe68NoQwgORI9YP/FkOZi7YNX5efD452FKS/WPBXlIPqt/baoHWzP+GnmHHqyMrUEdPJdTmcOZVOoVs/aGw==",
+      "dev": true,
+      "requires": {
+        "babel-runtime": "^6.26.0",
+        "debug": "^3.1.0",
+        "decompress": "^4.2.0",
+        "fs-extra": "^6.0.1",
+        "get-port": "^3.2.0",
+        "getos": "^3.1.0",
+        "https-proxy-agent": "^2.2.1",
+        "lockfile": "^1.0.4",
+        "md5-file": "^4.0.0",
+        "mkdirp": "^0.5.1",
+        "tmp": "^0.0.33",
+        "uuid": "^3.2.1"
+      },
+      "dependencies": {
+        "fs-extra": {
+          "version": "6.0.1",
+          "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-6.0.1.tgz",
+          "integrity": "sha512-GnyIkKhhzXZUWFCaJzvyDLEEgDkPfb4/TPvJCJVuS8MWZgoSsErf++QpiAlDnKFcqhRlm+tIOcencCjyJE6ZCA==",
+          "dev": true,
+          "requires": {
+            "graceful-fs": "^4.1.2",
+            "jsonfile": "^4.0.0",
+            "universalify": "^0.1.0"
+          }
+        }
+      }
+    },
+    "ms": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+      "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+      "dev": true
+    },
     "nan": {
       "version": "2.10.0",
       "resolved": "https://registry.npmjs.org/nan/-/nan-2.10.0.tgz",
       "integrity": "sha512-bAdJv7fBLhWC+/Bls0Oza+mvTaNQtP+1RyhhhvD95pgUJz6XM5IzgmxOkItJ9tkoCiplvAnXI1tNmmUD/eScyA==",
       "dev": true
     },
+    "nanoid": {
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-1.0.7.tgz",
+      "integrity": "sha512-DCTnU68QAckm8vgPbFhM1XcK3/zX8LWL4/kEXzPH5w2qy2ibBWHig+685aF8ff8rd5lUXkhVB3W60pb4mbRcDA==",
+      "dev": true
+    },
     "normalize-newline": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/normalize-newline/-/normalize-newline-3.0.0.tgz",
       "integrity": "sha1-HL6oBKukNgAfg5OKsh7AOdaa6dM="
     },
+    "object-assign": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
+      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
+      "dev": true
+    },
     "object-keys": {
       "version": "1.0.12",
       "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.0.12.tgz",
@@ -657,6 +1036,12 @@
       "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M=",
       "dev": true
     },
+    "os-tmpdir": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
+      "integrity": "sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=",
+      "dev": true
+    },
     "path-is-absolute": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
@@ -669,12 +1054,33 @@
       "integrity": "sha1-uULm1L3mUwBe9rcTYd74cn0GReA=",
       "dev": true
     },
+    "pend": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/pend/-/pend-1.2.0.tgz",
+      "integrity": "sha1-elfrVQpng/kRUzH89GY9XI4AelA=",
+      "dev": true
+    },
     "pify": {
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
       "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
       "dev": true
     },
+    "pinkie": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/pinkie/-/pinkie-2.0.4.tgz",
+      "integrity": "sha1-clVrgM+g1IqXToDnckjoDtT3+HA=",
+      "dev": true
+    },
+    "pinkie-promise": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/pinkie-promise/-/pinkie-promise-2.0.1.tgz",
+      "integrity": "sha1-ITXW36ejWMBprJsXh3YogihFD/o=",
+      "dev": true,
+      "requires": {
+        "pinkie": "^2.0.0"
+      }
+    },
     "pretty-bytes": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/pretty-bytes/-/pretty-bytes-4.0.2.tgz",
@@ -727,6 +1133,12 @@
       "resolved": "https://registry.npmjs.org/reflect-metadata/-/reflect-metadata-0.1.12.tgz",
       "integrity": "sha512-n+IyV+nGz3+0q3/Yf1ra12KpCyi001bi4XFxSjbiWWjfqb52iTTtpGXmCCAOWWIAn9KEuFZKGqBERHmrtScZ3A=="
     },
+    "regenerator-runtime": {
+      "version": "0.11.1",
+      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.11.1.tgz",
+      "integrity": "sha512-MguG95oij0fC3QV3URf4V2SDYGJhJnJGqvIIgdECeODCT98wSWDAJ94SSuVpYQUoTcGUIL6L4yNB7j1DFFHSBg==",
+      "dev": true
+    },
     "remove-trailing-separator": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/remove-trailing-separator/-/remove-trailing-separator-1.1.0.tgz",
@@ -779,11 +1191,35 @@
       "integrity": "sha512-5lvKUEQ7lAN5/vPl5d3k8FQeDbEamu9kizfATfLLWV5h6Mkh1xcieR1FSsJkcSRUk49lF2tAW8gzXWVwtwZVhw==",
       "optional": true
     },
+    "seek-bzip": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/seek-bzip/-/seek-bzip-1.0.5.tgz",
+      "integrity": "sha1-z+kXyz0nS8/6x5J1ivUxc+sfq9w=",
+      "dev": true,
+      "requires": {
+        "commander": "~2.8.1"
+      }
+    },
     "semver": {
       "version": "5.5.0",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.5.0.tgz",
       "integrity": "sha512-4SJ3dm0WAwWy/NVeioZh5AntkdJoWKxHxcmyP622fOkgHa4z3R0TdBJICINyaSDE6uNwVc8gZr+ZinwZAH4xIA=="
     },
+    "shortid": {
+      "version": "2.2.11",
+      "resolved": "https://registry.npmjs.org/shortid/-/shortid-2.2.11.tgz",
+      "integrity": "sha512-uK/fkCpqyznl+ZIsFP1p0O91lXVczSwUyTQTSAJ06lU91HX+JR5gb1w3ZBUOJ5cB7d7llLxG5baSIrLQ6S3hdg==",
+      "dev": true,
+      "requires": {
+        "nanoid": "^1.0.7"
+      }
+    },
+    "signal-exit": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
+      "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0=",
+      "dev": true
+    },
     "smartchai": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/smartchai/-/smartchai-2.0.1.tgz",
@@ -925,6 +1361,15 @@
         "strip-bom": "^2.0.0"
       }
     },
+    "strip-dirs": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/strip-dirs/-/strip-dirs-2.1.0.tgz",
+      "integrity": "sha512-JOCxOeKLm2CAS73y/U4ZeZPTkE+gNVCzKt7Eox84Iej1LT/2pTWYpZKJuxwQpvX1LiZb1xokNR7RLfuBAa7T3g==",
+      "dev": true,
+      "requires": {
+        "is-natural-number": "^4.0.1"
+      }
+    },
     "strip-indent": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/strip-indent/-/strip-indent-2.0.0.tgz",
@@ -948,6 +1393,42 @@
         "smartq": "^1.1.8"
       }
     },
+    "tar-stream": {
+      "version": "1.6.1",
+      "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-1.6.1.tgz",
+      "integrity": "sha512-IFLM5wp3QrJODQFPm6/to3LJZrONdBY/otxcvDIQzu217zKye6yVR3hhi9lAjrC2Z+m/j5oDxMPb1qcd8cIvpA==",
+      "dev": true,
+      "requires": {
+        "bl": "^1.0.0",
+        "buffer-alloc": "^1.1.0",
+        "end-of-stream": "^1.0.0",
+        "fs-constants": "^1.0.0",
+        "readable-stream": "^2.3.0",
+        "to-buffer": "^1.1.0",
+        "xtend": "^4.0.0"
+      }
+    },
+    "through": {
+      "version": "2.3.8",
+      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
+      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=",
+      "dev": true
+    },
+    "tmp": {
+      "version": "0.0.33",
+      "resolved": "https://registry.npmjs.org/tmp/-/tmp-0.0.33.tgz",
+      "integrity": "sha512-jRCJlojKnZ3addtTOjdIqoRuPEKBvNXcGYqzO6zWZX8KfKEpnGY5jfggJQ3EjKuu8D4bJRr0y+cYJFmYbImXGw==",
+      "dev": true,
+      "requires": {
+        "os-tmpdir": "~1.0.2"
+      }
+    },
+    "to-buffer": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/to-buffer/-/to-buffer-1.1.1.tgz",
+      "integrity": "sha512-lx9B5iv7msuFYE3dytT+KE5tap+rNYw+K4jVkb9R/asAb+pbBSM17jtunHplhBe6RRJdZx3Pn2Jph24O32mOVg==",
+      "dev": true
+    },
     "ts-node": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/ts-node/-/ts-node-7.0.0.tgz",
@@ -981,6 +1462,16 @@
       "resolved": "https://registry.npmjs.org/typings-global/-/typings-global-1.0.28.tgz",
       "integrity": "sha512-6VOwJWEY2971HOMHu/7sURzUXiD4/LiMJPsMAOqkHHAtS3MVpLFE5gzTiHilsH9KY5VE1mBQirWIgWFsDuo90A=="
     },
+    "unbzip2-stream": {
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/unbzip2-stream/-/unbzip2-stream-1.2.5.tgz",
+      "integrity": "sha512-izD3jxT8xkzwtXRUZjtmRwKnZoeECrfZ8ra/ketwOcusbZEp4mjULMnJOCfTDZBgGQAAY1AJ/IgxcwkavcX9Og==",
+      "dev": true,
+      "requires": {
+        "buffer": "^3.0.1",
+        "through": "^2.3.6"
+      }
+    },
     "universalify": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/universalify/-/universalify-0.1.2.tgz",
@@ -1002,6 +1493,12 @@
         "object.getownpropertydescriptors": "^2.0.3"
       }
     },
+    "uuid": {
+      "version": "3.3.2",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.2.tgz",
+      "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA==",
+      "dev": true
+    },
     "vinyl": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/vinyl/-/vinyl-2.2.0.tgz",
@@ -1035,6 +1532,22 @@
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
       "dev": true
     },
+    "xtend": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
+      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+      "dev": true
+    },
+    "yauzl": {
+      "version": "2.10.0",
+      "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.10.0.tgz",
+      "integrity": "sha1-x+sXyT4RLLEIb6bY5R+wZnt5pfk=",
+      "dev": true,
+      "requires": {
+        "buffer-crc32": "~0.2.3",
+        "fd-slicer": "~1.1.0"
+      }
+    },
     "yn": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/yn/-/yn-2.0.0.tgz",

package.json

@@ -34,7 +34,10 @@
   "devDependencies": {
     "@gitzone/tsrun": "^1.1.2",
     "@types/node": "^10.5.2",
+    "@types/shortid": "0.0.29",
+    "mongodb-memory-server": "^1.9.0",
     "qenv": "^1.1.7",
+    "shortid": "^2.2.11",
     "tapbundle": "^2.0.2"
   }
 }

test/test.ts

@@ -7,6 +7,7 @@ let testQenv = new Qenv(process.cwd(), process.cwd() + '/.nogit/');
 // the tested module
 import * as smartdata from '../ts';
 import { smartstring } from '../ts/smartdata.plugins';
+import * as shortid from 'shortid';
 
 // =======================================
 // Connecting to the database server
@@ -32,6 +33,7 @@ tap.test('should establish a connection to the rethink Db cluster', async () =>
 
 @smartdata.Collection(testDb)
 class Car extends smartdata.SmartDataDbDoc<Car> {
+  @smartdata.unI() index: string = shortid();
   @smartdata.svDb() color: string;
   @smartdata.svDb() brand: string;
   constructor(colorArg: string, brandArg: string) {

ts/smartdata.classes.collection.ts

@@ -31,6 +31,7 @@ export class SmartdataCollection<T> {
   objectValidation: IDocValidationFunc<T> = null;
   collectionName: string;
   smartdataDb: SmartdataDb;
+  uniqueIndexes: string[] = [];
 
   constructor(collectedClassArg: T & SmartDataDbDoc<T>, smartDataDbArg: SmartdataDb) {
     // tell the collection where it belongs
@@ -59,6 +60,21 @@ export class SmartdataCollection<T> {
     }
   }
 
+  /**
+   * mark unique index
+   */
+  markUniqueIndexes(keyArrayArg: string[] = []) {
+    for(let key of keyArrayArg) {
+      if(!this.uniqueIndexes.includes(key)) {
+        this.mongoDbCollection.createIndex(key, {
+          unique: true
+        });
+        // make sure we only call this once and not for every doc we create
+        this.uniqueIndexes.push(key);
+      }
+    }
+  }
+
   /**
    * adds a validation function that all newly inserted and updated objects have to pass
    */
@@ -81,6 +97,7 @@ export class SmartdataCollection<T> {
   async insert(dbDocArg: T & SmartDataDbDoc<T>): Promise<any> {
     await this.init();
     await this.checkDoc(dbDocArg);
+    this.markUniqueIndexes(dbDocArg.uniqueIndexes);
     const saveableObject = await dbDocArg.createSavableObject();
     console.log(saveableObject);
     const result = await this.mongoDbCollection.insertOne(saveableObject);

ts/smartdata.classes.doc.ts

@@ -12,7 +12,7 @@ export type TDocCreation = 'db' | 'new' | 'mixed';
  */
 export function svDb() {
   return (target: SmartDataDbDoc<any>, key: string) => {
-    console.log('called sva');
+    console.log(`called svDb() on ${key}`);
     if (!target.saveableProperties) {
       target.saveableProperties = [];
     }
@@ -20,6 +20,27 @@ export function svDb() {
   };
 }
 
+/**
+ * unique index - decorator to mark a unique index
+ */
+export function unI() {
+  return (target: SmartDataDbDoc<any>, key: string) => {
+    console.log('called unI');
+
+    // mark the index as unique
+    if (!target.uniqueIndexes) {
+      target.uniqueIndexes = [];
+    }
+    target.uniqueIndexes.push(key);
+
+    // and also save it
+    if (!target.saveableProperties) {
+      target.saveableProperties = [];
+    }
+    target.saveableProperties.push(key);
+  };
+} 
+
 export class SmartDataDbDoc<T> {
   /**
    * the collection object an Doc belongs to
@@ -31,6 +52,11 @@ export class SmartDataDbDoc<T> {
    */
   creationStatus: TDocCreation = 'new';
 
+  /**
+   * unique indexes
+   */
+  uniqueIndexes: string[];
+
   /**
    * an array of saveable properties of a doc
    */