test(ast-spec): add fixtures for const modifiers

packages/ast-spec/src/special/TSTypeParameter/fixtures/arrow-const-modifier-extends/fixture.ts

@@ -0,0 +1 @@
+<const T extends U>() => {};

packages/ast-spec/src/special/TSTypeParameter/fixtures/arrow-const-modifier-extends/snapshots/1-TSESTree-AST.shot

@@ -0,0 +1,101 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures special TSTypeParameter arrow-const-modifier-extends TSESTree - AST 1`] = `
+Program {
+  type: "Program",
+  body: Array [
+    ExpressionStatement {
+      type: "ExpressionStatement",
+      expression: ArrowFunctionExpression {
+        type: "ArrowFunctionExpression",
+        async: false,
+        body: BlockStatement {
+          type: "BlockStatement",
+          body: Array [],
+
+          range: [25, 27],
+          loc: {
+            start: { column: 25, line: 1 },
+            end: { column: 27, line: 1 },
+          },
+        },
+        expression: false,
+        generator: false,
+        id: null,
+        params: Array [],
+        typeParameters: TSTypeParameterDeclaration {
+          type: "TSTypeParameterDeclaration",
+          params: Array [
+            TSTypeParameter {
+              type: "TSTypeParameter",
+              const: true,
+              constraint: TSTypeReference {
+                type: "TSTypeReference",
+                typeName: Identifier {
+                  type: "Identifier",
+                  name: "U",
+
+                  range: [17, 18],
+                  loc: {
+                    start: { column: 17, line: 1 },
+                    end: { column: 18, line: 1 },
+                  },
+                },
+
+                range: [17, 18],
+                loc: {
+                  start: { column: 17, line: 1 },
+                  end: { column: 18, line: 1 },
+                },
+              },
+              in: false,
+              name: Identifier {
+                type: "Identifier",
+                name: "T",
+
+                range: [7, 8],
+                loc: {
+                  start: { column: 7, line: 1 },
+                  end: { column: 8, line: 1 },
+                },
+              },
+              out: false,
+
+              range: [1, 18],
+              loc: {
+                start: { column: 1, line: 1 },
+                end: { column: 18, line: 1 },
+              },
+            },
+          ],
+
+          range: [0, 19],
+          loc: {
+            start: { column: 0, line: 1 },
+            end: { column: 19, 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 },
+  },
+}
+`;

packages/ast-spec/src/special/TSTypeParameter/fixtures/arrow-const-modifier-extends/snapshots/2-TSESTree-Tokens.shot

@@ -0,0 +1,126 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures special TSTypeParameter arrow-const-modifier-extends TSESTree - Tokens 1`] = `
+Array [
+  Punctuator {
+    type: "Punctuator",
+    value: "<",
+
+    range: [0, 1],
+    loc: {
+      start: { column: 0, line: 1 },
+      end: { column: 1, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "const",
+
+    range: [1, 6],
+    loc: {
+      start: { column: 1, line: 1 },
+      end: { column: 6, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "T",
+
+    range: [7, 8],
+    loc: {
+      start: { column: 7, line: 1 },
+      end: { column: 8, line: 1 },
+    },
+  },
+  Keyword {
+    type: "Keyword",
+    value: "extends",
+
+    range: [9, 16],
+    loc: {
+      start: { column: 9, line: 1 },
+      end: { column: 16, line: 1 },
+    },
+  },
+  Identifier {
+    type: "Identifier",
+    value: "U",
+
+    range: [17, 18],
+    loc: {
+      start: { column: 17, line: 1 },
+      end: { column: 18, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: ">",
+
+    range: [18, 19],
+    loc: {
+      start: { column: 18, line: 1 },
+      end: { column: 19, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "(",
+
+    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 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "=>",
+
+    range: [22, 24],
+    loc: {
+      start: { column: 22, line: 1 },
+      end: { column: 24, line: 1 },
+    },
+  },
+  Punctuator {
+    type: "Punctuator",
+    value: "{",
+
+    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 },
+    },
+  },
+]
+`;

packages/ast-spec/src/special/TSTypeParameter/fixtures/arrow-const-modifier-extends/snapshots/3-Babel-AST.shot

@@ -0,0 +1,90 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AST Fixtures special TSTypeParameter arrow-const-modifier-extends Babel - AST 1`] = `
+Program {
+  type: "Program",
+  body: Array [
+    ExpressionStatement {
+      type: "ExpressionStatement",
+      expression: ArrowFunctionExpression {
+        type: "ArrowFunctionExpression",
+        async: false,
+        body: BlockStatement {
+          type: "BlockStatement",
+          body: Array [],
+
+          range: [25, 27],
+          loc: {
+            start: { column: 25, line: 1 },
+            end: { column: 27, line: 1 },
+          },
+        },
+        expression: false,
+        generator: false,
+        id: null,
+        params: Array [],
+        typeParameters: TSTypeParameterDeclaration {
+          type: "TSTypeParameterDeclaration",
+          params: Array [
+            TSTypeParameter {
+              type: "TSTypeParameter",
+              const: true,
+              constraint: TSTypeReference {
+                type: "TSTypeReference",
+                typeName: Identifier {
+                  type: "Identifier",
+                  name: "U",
+
+                  range: [17, 18],
+                  loc: {
+                    start: { column: 17, line: 1 },
+                    end: { column: 18, line: 1 },
+                  },
+                },
+
+                range: [17, 18],
+                loc: {
+                  start: { column: 17, line: 1 },
+                  end: { column: 18, line: 1 },
+                },
+              },
+              name: "T",
+
+              range: [1, 18],
+              loc: {
+                start: { column: 1, line: 1 },
+                end: { column: 18, line: 1 },
+              },
+            },
+          ],
+
+          range: [0, 19],
+          loc: {
+            start: { column: 0, line: 1 },
+            end: { column: 19, 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 },
+  },
+}
+`;