feat: support parsing satisfies operators (#5717)

Co-authored-by: Josh Goldberg <git@joshuakgoldberg.com> Co-authored-by: Brad Zacher <brad.zacher@gmail.com>
typescript-eslint · Nov 18, 2022 · 20d7cae · 20d7cae
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diff --git a/.prettierignore b/.prettierignore
@@ -12,6 +12,9 @@ packages/eslint-plugin/src/configs/*.json
 CONTRIBUTORS.md
 packages/ast-spec/src/*/*/fixtures/_error_/*/fixture.ts
 
+# prettier doesn't yet support satisfies
+packages/ast-spec/src/expression/TSSatisfiesExpression/fixtures/
+
 # Ignore CHANGELOG.md files to avoid issues with automated release job
 CHANGELOG.md
 

diff --git a/README.md b/README.md
@@ -51,7 +51,7 @@ The latest version under the `canary` tag **(latest commit to `main`)** is:
 
 ### Supported TypeScript Version
 
-**The version range of TypeScript currently supported by this parser is `>=3.3.1 <4.9.0`.**
+**The version range of TypeScript currently supported by this parser is `>=3.3.1 <5.0.0`.**
 
 These versions are what we test against.
 

diff --git a/package.json b/package.json
@@ -49,10 +49,11 @@
     "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
   },
   "devDependencies": {
-    "@babel/code-frame": "^7.16.7",
-    "@babel/eslint-parser": "^7.18.2",
-    "@babel/parser": "^7.18.0",
-    "@babel/types": "^7.18.2",
+    "@babel/code-frame": "^7.18.6",
+    "@babel/core": "^7.20.2",
+    "@babel/eslint-parser": "^7.19.1",
+    "@babel/parser": "^7.20.3",
+    "@babel/types": "^7.20.2",
     "@nrwl/nx-cloud": "14.7.0",
     "@nrwl/workspace": "14.8.4",
     "@swc/core": "^1.3.1",
@@ -109,7 +110,7 @@
   "resolutions": {
     "typescript": "~4.9.3",
     "@types/node": "^18.11.9",
-    "//": "Pin jest to v29 across the repo",
+    "//": "Stub out unnecessary swc packages to improve install size and speed",
     "@jest/create-cache-key-function": "^29",
     "@jest/reporters": "^29",
     "@jest/test-result": "^29",
@@ -121,7 +122,6 @@
     "jest-snapshot": "^29",
     "jest-util": "^29",
     "pretty-format": "^29",
-    "//": "Stub out unnecessary swc packages to improve install size and speed",
     "@swc/core-android-arm-eabi": "npm:dummypkg-a@1.0.0",
     "@swc/core-android-arm64": "npm:dummypkg-a@1.0.0",
     "@swc/core-freebsd-x64": "npm:dummypkg-a@1.0.0",

diff --git a/packages/ast-spec/src/ast-node-types.ts b/packages/ast-spec/src/ast-node-types.ts
@@ -145,6 +145,7 @@ export enum AST_NODE_TYPES {
   TSQualifiedName = 'TSQualifiedName',
   TSReadonlyKeyword = 'TSReadonlyKeyword',
   TSRestType = 'TSRestType',
+  TSSatisfiesExpression = 'TSSatisfiesExpression',
   TSStaticKeyword = 'TSStaticKeyword',
   TSStringKeyword = 'TSStringKeyword',
   TSSymbolKeyword = 'TSSymbolKeyword',

diff --git a/packages/ast-spec/src/expression/TSSatisfiesExpression/fixtures/array-array/fixture.ts b/packages/ast-spec/src/expression/TSSatisfiesExpression/fixtures/array-array/fixture.ts
@@ -0,0 +1 @@
+[1,2,3] satisfies [1, 2, 3];
diff --git a/...c/src/expression/TSSatisfiesExpression/fixtures/array-array/snapshots/1-TSESTree-AST.shot b/...c/src/expression/TSSatisfiesExpression/fixtures/array-array/snapshots/1-TSESTree-AST.shot
@@ -0,0 +1,149 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures expression TSSatisfiesExpression array-array TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: Array [
+    ExpressionStatement {
+      type: "ExpressionStatement",
+      expression: TSSatisfiesExpression {
+        type: "TSSatisfiesExpression",
+        expression: ArrayExpression {
+          type: "ArrayExpression",
+          elements: Array [
+            Literal {
+              type: "Literal",
+              raw: "1",
+              value: 1,
+
+              range: [1, 2],
+              loc: {
+                start: { column: 1, line: 1 },
+                end: { column: 2, line: 1 },
+              },
+            },
+            Literal {
+              type: "Literal",
+              raw: "2",
+              value: 2,
+
+              range: [3, 4],
+              loc: {
+                start: { column: 3, line: 1 },
+                end: { column: 4, line: 1 },
+              },
+            },
+            Literal {
+              type: "Literal",
+              raw: "3",
+              value: 3,
+
+              range: [5, 6],
+              loc: {
+                start: { column: 5, line: 1 },
+                end: { column: 6, line: 1 },
+              },
+            },
+          ],
+
+          range: [0, 7],
+          loc: {
+            start: { column: 0, line: 1 },
+            end: { column: 7, line: 1 },
+          },
+        },
+        typeAnnotation: TSTupleType {
+          type: "TSTupleType",
+          elementTypes: Array [
+            TSLiteralType {
+              type: "TSLiteralType",
+              literal: Literal {
+                type: "Literal",
+                raw: "1",
+                value: 1,
+
+                range: [19, 20],
+                loc: {
+                  start: { column: 19, line: 1 },
+                  end: { column: 20, line: 1 },
+                },
+              },
+
+              range: [19, 20],
+              loc: {
+                start: { column: 19, line: 1 },
+                end: { column: 20, line: 1 },
+              },
+            },
+            TSLiteralType {
+              type: "TSLiteralType",
+              literal: Literal {
+                type: "Literal",
+                raw: "2",
+                value: 2,
+
+                range: [22, 23],
+                loc: {
+                  start: { column: 22, line: 1 },
+                  end: { column: 23, line: 1 },
+                },
+              },
+
+              range: [22, 23],
+              loc: {
+                start: { column: 22, line: 1 },
+                end: { column: 23, line: 1 },
+              },
+            },
+            TSLiteralType {
+              type: "TSLiteralType",
+              literal: Literal {
+                type: "Literal",
+                raw: "3",
+                value: 3,
+
+                range: [25, 26],
+                loc: {
+                  start: { column: 25, line: 1 },
+                  end: { column: 26, line: 1 },
+                },
+              },
+
+              range: [25, 26],
+              loc: {
+                start: { column: 25, line: 1 },
+                end: { column: 26, line: 1 },
+              },
+            },
+          ],
+
+          range: [18, 27],
+          loc: {
+            start: { column: 18, line: 1 },
+            end: { column: 27, line: 1 },
+          },
+        },
+
+        range: [0, 27],
+        loc: {
+          start: { column: 0, line: 1 },
+          end: { column: 27, line: 1 },
+        },
+      },
+
+      range: [0, 28],
+      loc: {
+        start: { column: 0, line: 1 },
+        end: { column: 28, line: 1 },
+      },
+    },
+  ],
+  sourceType: "script",
+
+  range: [0, 29],
+  loc: {
+    start: { column: 0, line: 1 },
+    end: { column: 0, line: 2 },
+  },
+}
+`;
diff --git a/...rc/expression/TSSatisfiesExpression/fixtures/array-array/snapshots/2-TSESTree-Tokens.shot b/...rc/expression/TSSatisfiesExpression/fixtures/array-array/snapshots/2-TSESTree-Tokens.shot
@@ -0,0 +1,166 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures expression TSSatisfiesExpression array-array TSESTree - Tokens 1`] = `
+Array [
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [0, 1],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 1, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [1, 2],
+    loc: {
+      start: { column: 1, line: 1 },
+      end: { column: 2, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [2, 3],
+    loc: {
+      start: { column: 2, line: 1 },
+      end: { column: 3, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "2",
+
+    range: [3, 4],
+    loc: {
+      start: { column: 3, line: 1 },
+      end: { column: 4, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [4, 5],
+    loc: {
+      start: { column: 4, line: 1 },
+      end: { column: 5, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "3",
+
+    range: [5, 6],
+    loc: {
+      start: { column: 5, line: 1 },
+      end: { column: 6, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [6, 7],
+    loc: {
+      start: { column: 6, line: 1 },
+      end: { column: 7, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "satisfies",
+
+    range: [8, 17],
+    loc: {
+      start: { column: 8, line: 1 },
+      end: { column: 17, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "[",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "1",
+
+    range: [19, 20],
+    loc: {
+      start: { column: 19, line: 1 },
+      end: { column: 20, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [20, 21],
+    loc: {
+      start: { column: 20, line: 1 },
+      end: { column: 21, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "2",
+
+    range: [22, 23],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 23, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ",",
+
+    range: [23, 24],
+    loc: {
+      start: { column: 23, line: 1 },
+      end: { column: 24, line: 1 },
+    },
+  },
+  Numeric {
+    type: "Numeric",
+    value: "3",
+
+    range: [25, 26],
+    loc: {
+      start: { column: 25, line: 1 },
+      end: { column: 26, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "]",
+
+    range: [26, 27],
+    loc: {
+      start: { column: 26, line: 1 },
+      end: { column: 27, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ";",
+
+    range: [27, 28],
+    loc: {
+      start: { column: 27, line: 1 },
+      end: { column: 28, line: 1 },
+    },
+  },
+]
+`;