From 3efb265ea85406f8700cca1c40a87f5c30b1452b Mon Sep 17 00:00:00 2001
From: Armano <armano2@users.noreply.github.com>
Date: Sat, 2 Feb 2019 15:35:59 +0100
Subject: [PATCH] test(ts-estree): add regression test for decorators on
 variables (#186)

---
 .../lib/__snapshots__/typescript.ts.snap      | 244 ++++++++++++++++++
 .../decorator-on-variable.src.ts              |   2 +
 .../semantic-diagnostics-enabled.ts.snap      |   9 +
 .../lib/__snapshots__/typescript.ts.snap      | 243 +++++++++++++++++
 4 files changed, 498 insertions(+)
 create mode 100644 packages/shared-fixtures/fixtures/typescript/errorRecovery/decorator-on-variable.src.ts

diff --git a/packages/parser/tests/lib/__snapshots__/typescript.ts.snap b/packages/parser/tests/lib/__snapshots__/typescript.ts.snap
index f540948a555..f57d7523a35 100644
--- a/packages/parser/tests/lib/__snapshots__/typescript.ts.snap
+++ b/packages/parser/tests/lib/__snapshots__/typescript.ts.snap
@@ -89541,6 +89541,250 @@ Object {
 }
 `;
 
+exports[`typescript fixtures/errorRecovery/decorator-on-variable.src 1`] = `
+Object {
+  "body": Array [
+    Object {
+      "declarations": Array [
+        Object {
+          "id": Object {
+            "loc": Object {
+              "end": Object {
+                "column": 7,
+                "line": 2,
+              },
+              "start": Object {
+                "column": 6,
+                "line": 2,
+              },
+            },
+            "name": "a",
+            "range": Array [
+              14,
+              15,
+            ],
+            "type": "Identifier",
+          },
+          "init": Object {
+            "loc": Object {
+              "end": Object {
+                "column": 11,
+                "line": 2,
+              },
+              "start": Object {
+                "column": 10,
+                "line": 2,
+              },
+            },
+            "range": Array [
+              18,
+              19,
+            ],
+            "raw": "1",
+            "type": "Literal",
+            "value": 1,
+          },
+          "loc": Object {
+            "end": Object {
+              "column": 11,
+              "line": 2,
+            },
+            "start": Object {
+              "column": 6,
+              "line": 2,
+            },
+          },
+          "range": Array [
+            14,
+            19,
+          ],
+          "type": "VariableDeclarator",
+        },
+      ],
+      "kind": "const",
+      "loc": Object {
+        "end": Object {
+          "column": 11,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 0,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        0,
+        19,
+      ],
+      "type": "VariableDeclaration",
+    },
+  ],
+  "comments": Array [],
+  "loc": Object {
+    "end": Object {
+      "column": 0,
+      "line": 3,
+    },
+    "start": Object {
+      "column": 0,
+      "line": 1,
+    },
+  },
+  "range": Array [
+    0,
+    20,
+  ],
+  "sourceType": "module",
+  "tokens": Array [
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 1,
+          "line": 1,
+        },
+        "start": Object {
+          "column": 0,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        0,
+        1,
+      ],
+      "type": "Punctuator",
+      "value": "@",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 5,
+          "line": 1,
+        },
+        "start": Object {
+          "column": 1,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        1,
+        5,
+      ],
+      "type": "Identifier",
+      "value": "deco",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 6,
+          "line": 1,
+        },
+        "start": Object {
+          "column": 5,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        5,
+        6,
+      ],
+      "type": "Punctuator",
+      "value": "(",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 7,
+          "line": 1,
+        },
+        "start": Object {
+          "column": 6,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        6,
+        7,
+      ],
+      "type": "Punctuator",
+      "value": ")",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 5,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 0,
+          "line": 2,
+        },
+      },
+      "range": Array [
+        8,
+        13,
+      ],
+      "type": "Keyword",
+      "value": "const",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 7,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 6,
+          "line": 2,
+        },
+      },
+      "range": Array [
+        14,
+        15,
+      ],
+      "type": "Identifier",
+      "value": "a",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 9,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 8,
+          "line": 2,
+        },
+      },
+      "range": Array [
+        16,
+        17,
+      ],
+      "type": "Punctuator",
+      "value": "=",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 11,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 10,
+          "line": 2,
+        },
+      },
+      "range": Array [
+        18,
+        19,
+      ],
+      "type": "Numeric",
+      "value": "1",
+    },
+  ],
+  "type": "Program",
+}
+`;
+
 exports[`typescript fixtures/errorRecovery/empty-type-arguments.src 1`] = `
 Object {
   "body": Array [
diff --git a/packages/shared-fixtures/fixtures/typescript/errorRecovery/decorator-on-variable.src.ts b/packages/shared-fixtures/fixtures/typescript/errorRecovery/decorator-on-variable.src.ts
new file mode 100644
index 00000000000..700dea545cc
--- /dev/null
+++ b/packages/shared-fixtures/fixtures/typescript/errorRecovery/decorator-on-variable.src.ts
@@ -0,0 +1,2 @@
+@deco()
+const a = 1
diff --git a/packages/typescript-estree/tests/lib/__snapshots__/semantic-diagnostics-enabled.ts.snap b/packages/typescript-estree/tests/lib/__snapshots__/semantic-diagnostics-enabled.ts.snap
index 1db62d5b914..a0cc4cb9644 100644
--- a/packages/typescript-estree/tests/lib/__snapshots__/semantic-diagnostics-enabled.ts.snap
+++ b/packages/typescript-estree/tests/lib/__snapshots__/semantic-diagnostics-enabled.ts.snap
@@ -2299,6 +2299,15 @@ Object {
 }
 `;
 
+exports[`Parse all fixtures with "errorOnTypeScriptSyntacticAndSemanticIssues" enabled fixtures/typescript/errorRecovery/decorator-on-variable.src 1`] = `
+Object {
+  "column": 0,
+  "index": 0,
+  "lineNumber": 1,
+  "message": "Decorators are not valid here.",
+}
+`;
+
 exports[`Parse all fixtures with "errorOnTypeScriptSyntacticAndSemanticIssues" enabled fixtures/typescript/errorRecovery/empty-type-arguments.src 1`] = `"TEST OUTPUT: No semantic or syntactic issues found"`;
 
 exports[`Parse all fixtures with "errorOnTypeScriptSyntacticAndSemanticIssues" enabled fixtures/typescript/errorRecovery/enum-with-keywords.src 1`] = `
diff --git a/packages/typescript-estree/tests/lib/__snapshots__/typescript.ts.snap b/packages/typescript-estree/tests/lib/__snapshots__/typescript.ts.snap
index b807e63a822..0c1e0c5afe6 100644
--- a/packages/typescript-estree/tests/lib/__snapshots__/typescript.ts.snap
+++ b/packages/typescript-estree/tests/lib/__snapshots__/typescript.ts.snap
@@ -88851,6 +88851,249 @@ Object {
 }
 `;
 
+exports[`typescript fixtures/errorRecovery/decorator-on-variable.src 1`] = `
+Object {
+  "body": Array [
+    Object {
+      "declarations": Array [
+        Object {
+          "id": Object {
+            "loc": Object {
+              "end": Object {
+                "column": 7,
+                "line": 2,
+              },
+              "start": Object {
+                "column": 6,
+                "line": 2,
+              },
+            },
+            "name": "a",
+            "range": Array [
+              14,
+              15,
+            ],
+            "type": "Identifier",
+          },
+          "init": Object {
+            "loc": Object {
+              "end": Object {
+                "column": 11,
+                "line": 2,
+              },
+              "start": Object {
+                "column": 10,
+                "line": 2,
+              },
+            },
+            "range": Array [
+              18,
+              19,
+            ],
+            "raw": "1",
+            "type": "Literal",
+            "value": 1,
+          },
+          "loc": Object {
+            "end": Object {
+              "column": 11,
+              "line": 2,
+            },
+            "start": Object {
+              "column": 6,
+              "line": 2,
+            },
+          },
+          "range": Array [
+            14,
+            19,
+          ],
+          "type": "VariableDeclarator",
+        },
+      ],
+      "kind": "const",
+      "loc": Object {
+        "end": Object {
+          "column": 11,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 0,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        0,
+        19,
+      ],
+      "type": "VariableDeclaration",
+    },
+  ],
+  "loc": Object {
+    "end": Object {
+      "column": 0,
+      "line": 3,
+    },
+    "start": Object {
+      "column": 0,
+      "line": 1,
+    },
+  },
+  "range": Array [
+    0,
+    20,
+  ],
+  "sourceType": "script",
+  "tokens": Array [
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 1,
+          "line": 1,
+        },
+        "start": Object {
+          "column": 0,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        0,
+        1,
+      ],
+      "type": "Punctuator",
+      "value": "@",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 5,
+          "line": 1,
+        },
+        "start": Object {
+          "column": 1,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        1,
+        5,
+      ],
+      "type": "Identifier",
+      "value": "deco",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 6,
+          "line": 1,
+        },
+        "start": Object {
+          "column": 5,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        5,
+        6,
+      ],
+      "type": "Punctuator",
+      "value": "(",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 7,
+          "line": 1,
+        },
+        "start": Object {
+          "column": 6,
+          "line": 1,
+        },
+      },
+      "range": Array [
+        6,
+        7,
+      ],
+      "type": "Punctuator",
+      "value": ")",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 5,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 0,
+          "line": 2,
+        },
+      },
+      "range": Array [
+        8,
+        13,
+      ],
+      "type": "Keyword",
+      "value": "const",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 7,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 6,
+          "line": 2,
+        },
+      },
+      "range": Array [
+        14,
+        15,
+      ],
+      "type": "Identifier",
+      "value": "a",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 9,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 8,
+          "line": 2,
+        },
+      },
+      "range": Array [
+        16,
+        17,
+      ],
+      "type": "Punctuator",
+      "value": "=",
+    },
+    Object {
+      "loc": Object {
+        "end": Object {
+          "column": 11,
+          "line": 2,
+        },
+        "start": Object {
+          "column": 10,
+          "line": 2,
+        },
+      },
+      "range": Array [
+        18,
+        19,
+      ],
+      "type": "Numeric",
+      "value": "1",
+    },
+  ],
+  "type": "Program",
+}
+`;
+
 exports[`typescript fixtures/errorRecovery/empty-type-arguments.src 1`] = `
 Object {
   "body": Array [