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https://github.com/LadybirdBrowser/ladybird
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Tests/LibJS: Add AST dump test cases
Add 39 test cases exercising AST dump output and scope analysis. Tests cover local/global identifier marking, eval/with poisoning, destructuring, closures, hoisting, classes, generators, and more.
This commit is contained in:
Andreas Kling
committed by
Alexander Kalenik
Alexander Kalenik
parent
5f032e7450
commit
f7c961136f
Notes:
github-actions[bot]
2026-02-10 01:08:39 +00:00
Author: https://github.com/awesomekling Commit: https://github.com/LadybirdBrowser/ladybird/commit/f7c961136f4 Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/7852
158
Tests/LibJS/AST/expected/multiple-binding-forms.txt
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158
Tests/LibJS/AST/expected/multiple-binding-forms.txt
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Program (script) @4:1
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├─ VariableDeclaration (let) @4:1
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│ └─ VariableDeclarator @4:1
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│ ├─ Identifier "top_let" [global] (let) @4:5
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│ └─ NumericLiteral 1 @4:15
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├─ VariableDeclaration (const) @5:1
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│ └─ VariableDeclarator @5:1
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│ ├─ Identifier "top_const" [global] (const) @5:7
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│ └─ NumericLiteral 2 @5:19
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├─ VariableDeclaration (var) @6:1
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│ └─ VariableDeclarator @6:1
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│ ├─ Identifier "top_var" [global] (var) @6:5
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│ └─ NumericLiteral 3 @6:15
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├─ FunctionDeclaration "all_binding_types" @8:1
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│ └─ body
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│ └─ FunctionBody @10:5
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│ ├─ VariableDeclaration (let) @10:5
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│ │ └─ VariableDeclarator @10:5
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│ │ ├─ Identifier "a" [variable:1] (let) @10:9
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│ │ └─ NumericLiteral 1 @10:13
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│ ├─ VariableDeclaration (const) @11:5
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│ │ └─ VariableDeclarator @11:5
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│ │ ├─ Identifier "b" [variable:2] (const) @11:11
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│ │ └─ NumericLiteral 2 @11:15
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│ ├─ VariableDeclaration (var) @12:5
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│ │ └─ VariableDeclarator @12:5
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│ │ ├─ Identifier "c" [variable:0] (var) @12:9
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│ │ └─ NumericLiteral 3 @12:13
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│ └─ ReturnStatement @13:5
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│ └─ BinaryExpression (+) @13:18
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│ ├─ BinaryExpression (+) @13:14
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│ │ ├─ Identifier "a" [variable:1] (let) @13:12
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│ │ └─ Identifier "b" [variable:2] (const) @13:16
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│ └─ Identifier "c" [variable:0] (var) @13:20
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├─ FunctionDeclaration "for_binding_forms" @17:1
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│ └─ body
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│ └─ FunctionBody @18:5
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│ ├─ ForStatement @18:5
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│ │ ├─ init
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│ │ │ └─ VariableDeclaration (let) @18:10
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│ │ │ └─ VariableDeclarator @18:10
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│ │ │ ├─ Identifier "i" [variable:0] (let) @18:14
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│ │ │ └─ NumericLiteral 0 @18:18
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│ │ ├─ test
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│ │ │ └─ BinaryExpression (<) @18:23
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│ │ │ ├─ Identifier "i" [variable:0] (let) @18:21
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│ │ │ └─ NumericLiteral 1 @18:25
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│ │ ├─ update
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│ │ │ └─ UpdateExpression (++, postfix) @18:29
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│ │ │ └─ Identifier "i" [variable:0] (let) @18:28
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│ │ └─ body
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│ │ └─ BlockStatement @18:33
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│ ├─ ForOfStatement @19:18
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│ │ ├─ lhs
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│ │ │ └─ VariableDeclaration (const) @19:10
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│ │ │ └─ VariableDeclarator @19:10
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│ │ │ └─ Identifier "x" [variable:1] (const) @19:16
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│ │ ├─ rhs
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│ │ │ └─ ArrayExpression @19:21
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│ │ │ └─ NumericLiteral 1 @19:22
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│ │ └─ body
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│ │ └─ BlockStatement @19:26
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│ │ └─ ExpressionStatement @20:9
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│ │ └─ Identifier "x" [variable:1] (const) @20:9
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│ ├─ ForStatement @22:5
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│ │ ├─ init
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│ │ │ └─ VariableDeclaration (var) @22:10
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│ │ │ └─ VariableDeclarator @22:10
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│ │ │ ├─ Identifier "j" [variable:2] (var) @22:14
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│ │ │ └─ NumericLiteral 0 @22:18
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│ │ ├─ test
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│ │ │ └─ BinaryExpression (<) @22:23
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│ │ │ ├─ Identifier "j" [variable:2] (var) @22:21
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│ │ │ └─ NumericLiteral 1 @22:25
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│ │ ├─ update
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│ │ │ └─ UpdateExpression (++, postfix) @22:29
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│ │ │ └─ Identifier "j" [variable:2] (var) @22:28
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│ │ └─ body
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│ │ └─ BlockStatement @22:33
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│ └─ ExpressionStatement @23:5
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│ └─ Identifier "j" [variable:2] (var) @23:5
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├─ FunctionDeclaration "destructuring_bindings" @27:1
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│ └─ body
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│ └─ FunctionBody @28:5
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│ ├─ VariableDeclaration (let) @28:5
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│ │ └─ VariableDeclarator @28:5
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│ │ ├─ BindingPattern (array)
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│ │ │ ├─ entry
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│ │ │ │ └─ alias
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│ │ │ │ └─ Identifier "a" [variable:2] @28:9
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│ │ │ └─ entry
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│ │ │ └─ alias
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│ │ │ └─ Identifier "b" [variable:3] @28:9
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│ │ └─ ArrayExpression @28:18
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│ │ ├─ NumericLiteral 1 @28:19
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│ │ └─ NumericLiteral 2 @28:22
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│ ├─ VariableDeclaration (const) @29:5
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│ │ └─ VariableDeclarator @29:5
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│ │ ├─ BindingPattern (object)
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│ │ │ ├─ entry
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│ │ │ │ └─ name
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│ │ │ │ └─ Identifier "c" [variable:1] @29:11
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│ │ │ └─ entry
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│ │ │ └─ name
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│ │ │ └─ Identifier "d" [variable:4] @29:11
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│ │ └─ ObjectExpression @29:22
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│ │ ├─ ObjectProperty @29:22
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│ │ │ ├─ StringLiteral "c" @29:22
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│ │ │ └─ NumericLiteral 3 @29:27
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│ │ └─ ObjectProperty @29:22
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│ │ ├─ StringLiteral "d" @29:22
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│ │ └─ NumericLiteral 4 @29:33
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│ ├─ VariableDeclaration (var) @30:5
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│ │ └─ VariableDeclarator @30:5
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│ │ ├─ BindingPattern (array)
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│ │ │ ├─ entry
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│ │ │ │ └─ alias
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│ │ │ │ └─ Identifier "e" [variable:0] @30:9
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│ │ │ └─ entry (rest)
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│ │ │ └─ alias
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│ │ │ └─ Identifier "f" [variable:5] @30:9
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│ │ └─ ArrayExpression @30:21
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│ │ ├─ NumericLiteral 5 @30:22
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│ │ ├─ NumericLiteral 6 @30:25
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│ │ └─ NumericLiteral 7 @30:28
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│ └─ ReturnStatement @31:5
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│ └─ BinaryExpression (+) @31:30
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│ ├─ BinaryExpression (+) @31:26
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│ │ ├─ BinaryExpression (+) @31:22
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│ │ │ ├─ BinaryExpression (+) @31:18
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│ │ │ │ ├─ BinaryExpression (+) @31:14
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│ │ │ │ │ ├─ Identifier "a" [variable:2] @31:12
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│ │ │ │ │ └─ Identifier "b" [variable:3] @31:16
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│ │ │ │ └─ Identifier "c" [variable:1] @31:20
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│ │ │ └─ Identifier "d" [variable:4] @31:24
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│ │ └─ Identifier "e" [variable:0] @31:28
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│ └─ MemberExpression [computed] @31:33
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│ ├─ Identifier "f" [variable:5] @31:32
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│ └─ NumericLiteral 0 @31:34
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└─ FunctionDeclaration "multi_declarator" @35:1
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└─ body
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└─ FunctionBody @36:5
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├─ VariableDeclaration (let) @36:5
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│ ├─ VariableDeclarator @36:5
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│ │ ├─ Identifier "x" [variable:1] (let) @36:9
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│ │ └─ NumericLiteral 1 @36:13
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│ ├─ VariableDeclarator @36:5
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│ │ ├─ Identifier "y" [variable:0] (let) @37:9
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│ │ └─ NumericLiteral 2 @37:13
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│ └─ VariableDeclarator @36:5
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│ ├─ Identifier "z" [variable:2] (let) @38:9
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│ └─ NumericLiteral 3 @38:13
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└─ ReturnStatement @39:5
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└─ BinaryExpression (+) @39:18
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├─ BinaryExpression (+) @39:14
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│ ├─ Identifier "x" [variable:1] (let) @39:12
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│ └─ Identifier "y" [variable:0] (let) @39:16
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└─ Identifier "z" [variable:2] (let) @39:20
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