mirror of
https://github.com/microsoft/TypeScript.git
synced 2025-11-18 17:21:48 +00:00
feat(31388): allow binding elements starting with an underscore (#41378)
This commit is contained in:
Oleksandr T
@@ -33839,13 +33839,16 @@ namespace ts {
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}
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function isValidUnusedLocalDeclaration(declaration: Declaration): boolean {
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if (isBindingElement(declaration) && isIdentifierThatStartsWithUnderscore(declaration.name)) {
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return !!findAncestor(declaration.parent, ancestor =>
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isArrayBindingPattern(ancestor) || isVariableDeclaration(ancestor) || isVariableDeclarationList(ancestor) ? false :
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isForOfStatement(ancestor) ? true : "quit"
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);
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if (isBindingElement(declaration)) {
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if (isObjectBindingPattern(declaration.parent)) {
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/**
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* ignore starts with underscore names _
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* const { a: _a } = { a: 1 }
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*/
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return !!(declaration.propertyName && isIdentifierThatStartsWithUnderscore(declaration.name));
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}
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return isIdentifierThatStartsWithUnderscore(declaration.name);
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}
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return isAmbientModule(declaration) ||
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(isVariableDeclaration(declaration) && isForInOrOfStatement(declaration.parent.parent) || isImportedDeclaration(declaration)) && isIdentifierThatStartsWithUnderscore(declaration.name!);
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}
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@@ -0,0 +1,145 @@
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(12,17): error TS6133: 'b1' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(13,12): error TS6133: 'a2' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(14,12): error TS6133: 'a3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(14,16): error TS6133: 'b3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(23,12): error TS6133: 'a3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(23,18): error TS6133: 'b3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(23,22): error TS6133: 'c3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(23,28): error TS6133: 'd3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(23,32): error TS6133: 'e3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(37,22): error TS6133: 'b1' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(38,13): error TS6133: 'a2' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(39,11): error TS6198: All destructured elements are unused.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(68,9): error TS6133: 'a3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(70,18): error TS6198: All destructured elements are unused.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(74,9): error TS6133: 'c3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(75,9): error TS6133: 'd3' is declared but its value is never read.
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tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts(81,11): error TS6198: All destructured elements are unused.
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==== tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts (17 errors) ====
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function t1() {
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const [_a1, b1] = [1, 2];
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console.log(b1);
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const [a2, _b2] = [1, 2];
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console.log(a2);
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const [_a3, _b3] = [1, 2];
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}
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function t2() {
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const [_a1, b1] = [1, 2];
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~~
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!!! error TS6133: 'b1' is declared but its value is never read.
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const [a2, _b2] = [1, 2];
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~~
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!!! error TS6133: 'a2' is declared but its value is never read.
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const [a3, b3] = [1, 2];
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~~
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!!! error TS6133: 'a3' is declared but its value is never read.
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~~
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!!! error TS6133: 'b3' is declared but its value is never read.
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}
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function t3() {
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const [_a1, [[_b1, c1]], d1, _e1] = [1, [[2, 3]], 4, 5];
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console.log(c1, d1);
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const [_a2, [[_b2, _c2]], _d2, _e2] = [1, [[2, 3]], 4, 5];
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const [a3, [[b3, c3]], d3, e3] = [1, [[2, 3]], 4, 5];
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~~
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!!! error TS6133: 'a3' is declared but its value is never read.
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~~
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!!! error TS6133: 'b3' is declared but its value is never read.
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~~
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!!! error TS6133: 'c3' is declared but its value is never read.
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~~
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!!! error TS6133: 'd3' is declared but its value is never read.
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~~
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!!! error TS6133: 'e3' is declared but its value is never read.
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}
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function t4() {
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const { a1: _a1, b1 } = { a1: 1, b1: 1 };
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console.log(b1);
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const { a2, b2: _b2 } = { a2: 1, b2: 1 };
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console.log(a2);
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const { a3: _a3, b3: _b3 } = { a3: 1, b3: 1 };
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}
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function t5() {
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const { a1: _a1, b1 } = { a1: 1, b1: 1 };
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~~
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!!! error TS6133: 'b1' is declared but its value is never read.
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const { a2, b2: _b2 } = { a2: 1, b2: 1 };
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~~
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!!! error TS6133: 'a2' is declared but its value is never read.
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const { a3, b3 } = { a3: 1, b3: 1 };
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~~~~~~~~~~
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!!! error TS6198: All destructured elements are unused.
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}
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function t6() {
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const {
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a1: _a1,
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b1: {
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b11: {
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b111: _b111,
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b112
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}
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},
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c1,
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d1: _d1
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} = { a1: 1, b1: { b11: { b111: 1, b112: 1 } }, c1: 1, d1: 1 };
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console.log(b112, c1);
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const {
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a2: _a2,
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b2: {
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b21: {
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b211: _b211, b212: _b212
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}
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},
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c2: _c2,
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d2: _d2
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} = { a2: 1, b2: { b21: { b211: 1, b212: 1 } }, c2: 1, d2: 1 };
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const {
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a3,
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~~
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!!! error TS6133: 'a3' is declared but its value is never read.
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b3: {
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b31: {
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~
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b311, b312
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~~~~~~~~~~~~~~~~~~~~~~~~~~
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}
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~~~~~~~~~~~~~
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!!! error TS6198: All destructured elements are unused.
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},
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c3,
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~~
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!!! error TS6133: 'c3' is declared but its value is never read.
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d3
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~~
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!!! error TS6133: 'd3' is declared but its value is never read.
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} = { a3: 1, b3: { b31: { b311: 1, b312: 1 } }, c3: 1, d3: 1 };
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}
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function t7() {
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// error
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const { _a1, _b1 } = { _a1: 1, _b1: 1 };
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~~~~~~~~~~~~
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!!! error TS6198: All destructured elements are unused.
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// ok
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const { a2: _a2, b2: _b2 } = { a2: 1, b2: 1 };
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// ok
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const { _a3: _ignoreA3, _b3: _ignoreB3 } = { _a3: 1, _b3: 1 };
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}
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@@ -0,0 +1,136 @@
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//// [unusedVariablesWithUnderscoreInBindingElement.ts]
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function t1() {
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const [_a1, b1] = [1, 2];
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console.log(b1);
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const [a2, _b2] = [1, 2];
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console.log(a2);
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const [_a3, _b3] = [1, 2];
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}
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function t2() {
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const [_a1, b1] = [1, 2];
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const [a2, _b2] = [1, 2];
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const [a3, b3] = [1, 2];
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}
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function t3() {
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const [_a1, [[_b1, c1]], d1, _e1] = [1, [[2, 3]], 4, 5];
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console.log(c1, d1);
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const [_a2, [[_b2, _c2]], _d2, _e2] = [1, [[2, 3]], 4, 5];
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const [a3, [[b3, c3]], d3, e3] = [1, [[2, 3]], 4, 5];
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}
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function t4() {
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const { a1: _a1, b1 } = { a1: 1, b1: 1 };
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console.log(b1);
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const { a2, b2: _b2 } = { a2: 1, b2: 1 };
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console.log(a2);
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const { a3: _a3, b3: _b3 } = { a3: 1, b3: 1 };
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}
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function t5() {
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const { a1: _a1, b1 } = { a1: 1, b1: 1 };
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const { a2, b2: _b2 } = { a2: 1, b2: 1 };
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const { a3, b3 } = { a3: 1, b3: 1 };
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}
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function t6() {
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const {
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a1: _a1,
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b1: {
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b11: {
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b111: _b111,
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b112
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}
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},
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c1,
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d1: _d1
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} = { a1: 1, b1: { b11: { b111: 1, b112: 1 } }, c1: 1, d1: 1 };
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console.log(b112, c1);
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const {
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a2: _a2,
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b2: {
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b21: {
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b211: _b211, b212: _b212
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}
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},
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c2: _c2,
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d2: _d2
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} = { a2: 1, b2: { b21: { b211: 1, b212: 1 } }, c2: 1, d2: 1 };
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const {
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a3,
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b3: {
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b31: {
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b311, b312
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}
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},
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c3,
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d3
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} = { a3: 1, b3: { b31: { b311: 1, b312: 1 } }, c3: 1, d3: 1 };
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}
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function t7() {
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// error
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const { _a1, _b1 } = { _a1: 1, _b1: 1 };
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// ok
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const { a2: _a2, b2: _b2 } = { a2: 1, b2: 1 };
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// ok
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const { _a3: _ignoreA3, _b3: _ignoreB3 } = { _a3: 1, _b3: 1 };
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}
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//// [unusedVariablesWithUnderscoreInBindingElement.js]
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function t1() {
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var _a = [1, 2], _a1 = _a[0], b1 = _a[1];
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console.log(b1);
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var _b = [1, 2], a2 = _b[0], _b2 = _b[1];
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console.log(a2);
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var _c = [1, 2], _a3 = _c[0], _b3 = _c[1];
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}
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function t2() {
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var _a = [1, 2], _a1 = _a[0], b1 = _a[1];
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var _b = [1, 2], a2 = _b[0], _b2 = _b[1];
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var _c = [1, 2], a3 = _c[0], b3 = _c[1];
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}
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function t3() {
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var _a = [1, [[2, 3]], 4, 5], _a1 = _a[0], _b = _a[1][0], _b1 = _b[0], c1 = _b[1], d1 = _a[2], _e1 = _a[3];
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console.log(c1, d1);
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var _c = [1, [[2, 3]], 4, 5], _a2 = _c[0], _d = _c[1][0], _b2 = _d[0], _c2 = _d[1], _d2 = _c[2], _e2 = _c[3];
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var _e = [1, [[2, 3]], 4, 5], a3 = _e[0], _f = _e[1][0], b3 = _f[0], c3 = _f[1], d3 = _e[2], e3 = _e[3];
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}
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function t4() {
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var _a = { a1: 1, b1: 1 }, _a1 = _a.a1, b1 = _a.b1;
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console.log(b1);
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var _b = { a2: 1, b2: 1 }, a2 = _b.a2, _b2 = _b.b2;
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console.log(a2);
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var _c = { a3: 1, b3: 1 }, _a3 = _c.a3, _b3 = _c.b3;
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}
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function t5() {
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var _a = { a1: 1, b1: 1 }, _a1 = _a.a1, b1 = _a.b1;
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var _b = { a2: 1, b2: 1 }, a2 = _b.a2, _b2 = _b.b2;
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var _c = { a3: 1, b3: 1 }, a3 = _c.a3, b3 = _c.b3;
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}
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function t6() {
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var _a = { a1: 1, b1: { b11: { b111: 1, b112: 1 } }, c1: 1, d1: 1 }, _a1 = _a.a1, _b = _a.b1.b11, _b111 = _b.b111, b112 = _b.b112, c1 = _a.c1, _d1 = _a.d1;
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console.log(b112, c1);
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var _c = { a2: 1, b2: { b21: { b211: 1, b212: 1 } }, c2: 1, d2: 1 }, _a2 = _c.a2, _d = _c.b2.b21, _b211 = _d.b211, _b212 = _d.b212, _c2 = _c.c2, _d2 = _c.d2;
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var _e = { a3: 1, b3: { b31: { b311: 1, b312: 1 } }, c3: 1, d3: 1 }, a3 = _e.a3, _f = _e.b3.b31, b311 = _f.b311, b312 = _f.b312, c3 = _e.c3, d3 = _e.d3;
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}
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function t7() {
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// error
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var _a = { _a1: 1, _b1: 1 }, _a1 = _a._a1, _b1 = _a._b1;
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// ok
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var _b = { a2: 1, b2: 1 }, _a2 = _b.a2, _b2 = _b.b2;
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// ok
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var _c = { _a3: 1, _b3: 1 }, _ignoreA3 = _c._a3, _ignoreB3 = _c._b3;
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}
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@@ -0,0 +1,279 @@
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=== tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts ===
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function t1() {
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>t1 : Symbol(t1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 0, 0))
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const [_a1, b1] = [1, 2];
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>_a1 : Symbol(_a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 1, 11))
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>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 1, 15))
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console.log(b1);
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>console.log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
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>console : Symbol(console, Decl(lib.dom.d.ts, --, --))
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>log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
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>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 1, 15))
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const [a2, _b2] = [1, 2];
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>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 4, 11))
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>_b2 : Symbol(_b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 4, 14))
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console.log(a2);
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>console.log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
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>console : Symbol(console, Decl(lib.dom.d.ts, --, --))
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>log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
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>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 4, 11))
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const [_a3, _b3] = [1, 2];
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>_a3 : Symbol(_a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 7, 11))
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>_b3 : Symbol(_b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 7, 15))
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}
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function t2() {
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>t2 : Symbol(t2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 8, 1))
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const [_a1, b1] = [1, 2];
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>_a1 : Symbol(_a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 11, 11))
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>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 11, 15))
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const [a2, _b2] = [1, 2];
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>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 12, 11))
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>_b2 : Symbol(_b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 12, 14))
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const [a3, b3] = [1, 2];
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>a3 : Symbol(a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 13, 11))
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>b3 : Symbol(b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 13, 14))
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}
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function t3() {
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>t3 : Symbol(t3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 14, 1))
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const [_a1, [[_b1, c1]], d1, _e1] = [1, [[2, 3]], 4, 5];
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>_a1 : Symbol(_a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 17, 11))
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>_b1 : Symbol(_b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 17, 18))
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>c1 : Symbol(c1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 17, 22))
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>d1 : Symbol(d1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 17, 28))
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>_e1 : Symbol(_e1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 17, 32))
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console.log(c1, d1);
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>console.log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
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>console : Symbol(console, Decl(lib.dom.d.ts, --, --))
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>log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
|
||||
>c1 : Symbol(c1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 17, 22))
|
||||
>d1 : Symbol(d1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 17, 28))
|
||||
|
||||
const [_a2, [[_b2, _c2]], _d2, _e2] = [1, [[2, 3]], 4, 5];
|
||||
>_a2 : Symbol(_a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 20, 11))
|
||||
>_b2 : Symbol(_b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 20, 18))
|
||||
>_c2 : Symbol(_c2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 20, 22))
|
||||
>_d2 : Symbol(_d2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 20, 29))
|
||||
>_e2 : Symbol(_e2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 20, 34))
|
||||
|
||||
const [a3, [[b3, c3]], d3, e3] = [1, [[2, 3]], 4, 5];
|
||||
>a3 : Symbol(a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 22, 11))
|
||||
>b3 : Symbol(b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 22, 17))
|
||||
>c3 : Symbol(c3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 22, 20))
|
||||
>d3 : Symbol(d3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 22, 26))
|
||||
>e3 : Symbol(e3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 22, 30))
|
||||
}
|
||||
|
||||
function t4() {
|
||||
>t4 : Symbol(t4, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 23, 1))
|
||||
|
||||
const { a1: _a1, b1 } = { a1: 1, b1: 1 };
|
||||
>a1 : Symbol(a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 26, 29))
|
||||
>_a1 : Symbol(_a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 26, 11))
|
||||
>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 26, 20))
|
||||
>a1 : Symbol(a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 26, 29))
|
||||
>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 26, 36))
|
||||
|
||||
console.log(b1);
|
||||
>console.log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
|
||||
>console : Symbol(console, Decl(lib.dom.d.ts, --, --))
|
||||
>log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
|
||||
>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 26, 20))
|
||||
|
||||
const { a2, b2: _b2 } = { a2: 1, b2: 1 };
|
||||
>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 29, 11))
|
||||
>b2 : Symbol(b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 29, 36))
|
||||
>_b2 : Symbol(_b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 29, 15))
|
||||
>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 29, 29))
|
||||
>b2 : Symbol(b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 29, 36))
|
||||
|
||||
console.log(a2);
|
||||
>console.log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
|
||||
>console : Symbol(console, Decl(lib.dom.d.ts, --, --))
|
||||
>log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
|
||||
>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 29, 11))
|
||||
|
||||
const { a3: _a3, b3: _b3 } = { a3: 1, b3: 1 };
|
||||
>a3 : Symbol(a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 32, 34))
|
||||
>_a3 : Symbol(_a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 32, 11))
|
||||
>b3 : Symbol(b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 32, 41))
|
||||
>_b3 : Symbol(_b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 32, 20))
|
||||
>a3 : Symbol(a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 32, 34))
|
||||
>b3 : Symbol(b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 32, 41))
|
||||
}
|
||||
|
||||
function t5() {
|
||||
>t5 : Symbol(t5, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 33, 1))
|
||||
|
||||
const { a1: _a1, b1 } = { a1: 1, b1: 1 };
|
||||
>a1 : Symbol(a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 36, 29))
|
||||
>_a1 : Symbol(_a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 36, 11))
|
||||
>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 36, 20))
|
||||
>a1 : Symbol(a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 36, 29))
|
||||
>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 36, 36))
|
||||
|
||||
const { a2, b2: _b2 } = { a2: 1, b2: 1 };
|
||||
>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 37, 11))
|
||||
>b2 : Symbol(b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 37, 36))
|
||||
>_b2 : Symbol(_b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 37, 15))
|
||||
>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 37, 29))
|
||||
>b2 : Symbol(b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 37, 36))
|
||||
|
||||
const { a3, b3 } = { a3: 1, b3: 1 };
|
||||
>a3 : Symbol(a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 38, 11))
|
||||
>b3 : Symbol(b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 38, 15))
|
||||
>a3 : Symbol(a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 38, 24))
|
||||
>b3 : Symbol(b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 38, 31))
|
||||
}
|
||||
|
||||
function t6() {
|
||||
>t6 : Symbol(t6, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 39, 1))
|
||||
|
||||
const {
|
||||
a1: _a1,
|
||||
>a1 : Symbol(a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 9))
|
||||
>_a1 : Symbol(_a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 42, 11))
|
||||
|
||||
b1: {
|
||||
>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 16))
|
||||
|
||||
b11: {
|
||||
>b11 : Symbol(b11, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 22))
|
||||
|
||||
b111: _b111,
|
||||
>b111 : Symbol(b111, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 29))
|
||||
>_b111 : Symbol(_b111, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 45, 18))
|
||||
|
||||
b112
|
||||
>b112 : Symbol(b112, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 46, 28))
|
||||
}
|
||||
},
|
||||
c1,
|
||||
>c1 : Symbol(c1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 49, 10))
|
||||
|
||||
d1: _d1
|
||||
>d1 : Symbol(d1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 58))
|
||||
>_d1 : Symbol(_d1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 50, 11))
|
||||
|
||||
} = { a1: 1, b1: { b11: { b111: 1, b112: 1 } }, c1: 1, d1: 1 };
|
||||
>a1 : Symbol(a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 9))
|
||||
>b1 : Symbol(b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 16))
|
||||
>b11 : Symbol(b11, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 22))
|
||||
>b111 : Symbol(b111, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 29))
|
||||
>b112 : Symbol(b112, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 38))
|
||||
>c1 : Symbol(c1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 51))
|
||||
>d1 : Symbol(d1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 52, 58))
|
||||
|
||||
console.log(b112, c1);
|
||||
>console.log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
|
||||
>console : Symbol(console, Decl(lib.dom.d.ts, --, --))
|
||||
>log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
|
||||
>b112 : Symbol(b112, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 46, 28))
|
||||
>c1 : Symbol(c1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 49, 10))
|
||||
|
||||
const {
|
||||
a2: _a2,
|
||||
>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 9))
|
||||
>_a2 : Symbol(_a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 55, 11))
|
||||
|
||||
b2: {
|
||||
>b2 : Symbol(b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 16))
|
||||
|
||||
b21: {
|
||||
>b21 : Symbol(b21, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 22))
|
||||
|
||||
b211: _b211, b212: _b212
|
||||
>b211 : Symbol(b211, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 29))
|
||||
>_b211 : Symbol(_b211, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 58, 18))
|
||||
>b212 : Symbol(b212, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 38))
|
||||
>_b212 : Symbol(_b212, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 59, 28))
|
||||
}
|
||||
},
|
||||
c2: _c2,
|
||||
>c2 : Symbol(c2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 51))
|
||||
>_c2 : Symbol(_c2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 61, 10))
|
||||
|
||||
d2: _d2
|
||||
>d2 : Symbol(d2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 58))
|
||||
>_d2 : Symbol(_d2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 62, 16))
|
||||
|
||||
} = { a2: 1, b2: { b21: { b211: 1, b212: 1 } }, c2: 1, d2: 1 };
|
||||
>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 9))
|
||||
>b2 : Symbol(b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 16))
|
||||
>b21 : Symbol(b21, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 22))
|
||||
>b211 : Symbol(b211, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 29))
|
||||
>b212 : Symbol(b212, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 38))
|
||||
>c2 : Symbol(c2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 51))
|
||||
>d2 : Symbol(d2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 64, 58))
|
||||
|
||||
const {
|
||||
a3,
|
||||
>a3 : Symbol(a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 66, 11))
|
||||
|
||||
b3: {
|
||||
>b3 : Symbol(b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 75, 16))
|
||||
|
||||
b31: {
|
||||
>b31 : Symbol(b31, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 75, 22))
|
||||
|
||||
b311, b312
|
||||
>b311 : Symbol(b311, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 69, 18))
|
||||
>b312 : Symbol(b312, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 70, 21))
|
||||
}
|
||||
},
|
||||
c3,
|
||||
>c3 : Symbol(c3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 72, 10))
|
||||
|
||||
d3
|
||||
>d3 : Symbol(d3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 73, 11))
|
||||
|
||||
} = { a3: 1, b3: { b31: { b311: 1, b312: 1 } }, c3: 1, d3: 1 };
|
||||
>a3 : Symbol(a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 75, 9))
|
||||
>b3 : Symbol(b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 75, 16))
|
||||
>b31 : Symbol(b31, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 75, 22))
|
||||
>b311 : Symbol(b311, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 75, 29))
|
||||
>b312 : Symbol(b312, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 75, 38))
|
||||
>c3 : Symbol(c3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 75, 51))
|
||||
>d3 : Symbol(d3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 75, 58))
|
||||
}
|
||||
|
||||
function t7() {
|
||||
>t7 : Symbol(t7, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 76, 1))
|
||||
|
||||
// error
|
||||
const { _a1, _b1 } = { _a1: 1, _b1: 1 };
|
||||
>_a1 : Symbol(_a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 80, 11))
|
||||
>_b1 : Symbol(_b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 80, 16))
|
||||
>_a1 : Symbol(_a1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 80, 26))
|
||||
>_b1 : Symbol(_b1, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 80, 34))
|
||||
|
||||
// ok
|
||||
const { a2: _a2, b2: _b2 } = { a2: 1, b2: 1 };
|
||||
>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 83, 34))
|
||||
>_a2 : Symbol(_a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 83, 11))
|
||||
>b2 : Symbol(b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 83, 41))
|
||||
>_b2 : Symbol(_b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 83, 20))
|
||||
>a2 : Symbol(a2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 83, 34))
|
||||
>b2 : Symbol(b2, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 83, 41))
|
||||
|
||||
// ok
|
||||
const { _a3: _ignoreA3, _b3: _ignoreB3 } = { _a3: 1, _b3: 1 };
|
||||
>_a3 : Symbol(_a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 86, 48))
|
||||
>_ignoreA3 : Symbol(_ignoreA3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 86, 11))
|
||||
>_b3 : Symbol(_b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 86, 56))
|
||||
>_ignoreB3 : Symbol(_ignoreB3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 86, 27))
|
||||
>_a3 : Symbol(_a3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 86, 48))
|
||||
>_b3 : Symbol(_b3, Decl(unusedVariablesWithUnderscoreInBindingElement.ts, 86, 56))
|
||||
}
|
||||
|
||||
@@ -0,0 +1,378 @@
|
||||
=== tests/cases/compiler/unusedVariablesWithUnderscoreInBindingElement.ts ===
|
||||
function t1() {
|
||||
>t1 : () => void
|
||||
|
||||
const [_a1, b1] = [1, 2];
|
||||
>_a1 : number
|
||||
>b1 : number
|
||||
>[1, 2] : [number, number]
|
||||
>1 : 1
|
||||
>2 : 2
|
||||
|
||||
console.log(b1);
|
||||
>console.log(b1) : void
|
||||
>console.log : (...data: any[]) => void
|
||||
>console : Console
|
||||
>log : (...data: any[]) => void
|
||||
>b1 : number
|
||||
|
||||
const [a2, _b2] = [1, 2];
|
||||
>a2 : number
|
||||
>_b2 : number
|
||||
>[1, 2] : [number, number]
|
||||
>1 : 1
|
||||
>2 : 2
|
||||
|
||||
console.log(a2);
|
||||
>console.log(a2) : void
|
||||
>console.log : (...data: any[]) => void
|
||||
>console : Console
|
||||
>log : (...data: any[]) => void
|
||||
>a2 : number
|
||||
|
||||
const [_a3, _b3] = [1, 2];
|
||||
>_a3 : number
|
||||
>_b3 : number
|
||||
>[1, 2] : [number, number]
|
||||
>1 : 1
|
||||
>2 : 2
|
||||
}
|
||||
|
||||
function t2() {
|
||||
>t2 : () => void
|
||||
|
||||
const [_a1, b1] = [1, 2];
|
||||
>_a1 : number
|
||||
>b1 : number
|
||||
>[1, 2] : [number, number]
|
||||
>1 : 1
|
||||
>2 : 2
|
||||
|
||||
const [a2, _b2] = [1, 2];
|
||||
>a2 : number
|
||||
>_b2 : number
|
||||
>[1, 2] : [number, number]
|
||||
>1 : 1
|
||||
>2 : 2
|
||||
|
||||
const [a3, b3] = [1, 2];
|
||||
>a3 : number
|
||||
>b3 : number
|
||||
>[1, 2] : [number, number]
|
||||
>1 : 1
|
||||
>2 : 2
|
||||
}
|
||||
|
||||
function t3() {
|
||||
>t3 : () => void
|
||||
|
||||
const [_a1, [[_b1, c1]], d1, _e1] = [1, [[2, 3]], 4, 5];
|
||||
>_a1 : number
|
||||
>_b1 : number
|
||||
>c1 : number
|
||||
>d1 : number
|
||||
>_e1 : number
|
||||
>[1, [[2, 3]], 4, 5] : [number, [[number, number]], number, number]
|
||||
>1 : 1
|
||||
>[[2, 3]] : [[number, number]]
|
||||
>[2, 3] : [number, number]
|
||||
>2 : 2
|
||||
>3 : 3
|
||||
>4 : 4
|
||||
>5 : 5
|
||||
|
||||
console.log(c1, d1);
|
||||
>console.log(c1, d1) : void
|
||||
>console.log : (...data: any[]) => void
|
||||
>console : Console
|
||||
>log : (...data: any[]) => void
|
||||
>c1 : number
|
||||
>d1 : number
|
||||
|
||||
const [_a2, [[_b2, _c2]], _d2, _e2] = [1, [[2, 3]], 4, 5];
|
||||
>_a2 : number
|
||||
>_b2 : number
|
||||
>_c2 : number
|
||||
>_d2 : number
|
||||
>_e2 : number
|
||||
>[1, [[2, 3]], 4, 5] : [number, [[number, number]], number, number]
|
||||
>1 : 1
|
||||
>[[2, 3]] : [[number, number]]
|
||||
>[2, 3] : [number, number]
|
||||
>2 : 2
|
||||
>3 : 3
|
||||
>4 : 4
|
||||
>5 : 5
|
||||
|
||||
const [a3, [[b3, c3]], d3, e3] = [1, [[2, 3]], 4, 5];
|
||||
>a3 : number
|
||||
>b3 : number
|
||||
>c3 : number
|
||||
>d3 : number
|
||||
>e3 : number
|
||||
>[1, [[2, 3]], 4, 5] : [number, [[number, number]], number, number]
|
||||
>1 : 1
|
||||
>[[2, 3]] : [[number, number]]
|
||||
>[2, 3] : [number, number]
|
||||
>2 : 2
|
||||
>3 : 3
|
||||
>4 : 4
|
||||
>5 : 5
|
||||
}
|
||||
|
||||
function t4() {
|
||||
>t4 : () => void
|
||||
|
||||
const { a1: _a1, b1 } = { a1: 1, b1: 1 };
|
||||
>a1 : any
|
||||
>_a1 : number
|
||||
>b1 : number
|
||||
>{ a1: 1, b1: 1 } : { a1: number; b1: number; }
|
||||
>a1 : number
|
||||
>1 : 1
|
||||
>b1 : number
|
||||
>1 : 1
|
||||
|
||||
console.log(b1);
|
||||
>console.log(b1) : void
|
||||
>console.log : (...data: any[]) => void
|
||||
>console : Console
|
||||
>log : (...data: any[]) => void
|
||||
>b1 : number
|
||||
|
||||
const { a2, b2: _b2 } = { a2: 1, b2: 1 };
|
||||
>a2 : number
|
||||
>b2 : any
|
||||
>_b2 : number
|
||||
>{ a2: 1, b2: 1 } : { a2: number; b2: number; }
|
||||
>a2 : number
|
||||
>1 : 1
|
||||
>b2 : number
|
||||
>1 : 1
|
||||
|
||||
console.log(a2);
|
||||
>console.log(a2) : void
|
||||
>console.log : (...data: any[]) => void
|
||||
>console : Console
|
||||
>log : (...data: any[]) => void
|
||||
>a2 : number
|
||||
|
||||
const { a3: _a3, b3: _b3 } = { a3: 1, b3: 1 };
|
||||
>a3 : any
|
||||
>_a3 : number
|
||||
>b3 : any
|
||||
>_b3 : number
|
||||
>{ a3: 1, b3: 1 } : { a3: number; b3: number; }
|
||||
>a3 : number
|
||||
>1 : 1
|
||||
>b3 : number
|
||||
>1 : 1
|
||||
}
|
||||
|
||||
function t5() {
|
||||
>t5 : () => void
|
||||
|
||||
const { a1: _a1, b1 } = { a1: 1, b1: 1 };
|
||||
>a1 : any
|
||||
>_a1 : number
|
||||
>b1 : number
|
||||
>{ a1: 1, b1: 1 } : { a1: number; b1: number; }
|
||||
>a1 : number
|
||||
>1 : 1
|
||||
>b1 : number
|
||||
>1 : 1
|
||||
|
||||
const { a2, b2: _b2 } = { a2: 1, b2: 1 };
|
||||
>a2 : number
|
||||
>b2 : any
|
||||
>_b2 : number
|
||||
>{ a2: 1, b2: 1 } : { a2: number; b2: number; }
|
||||
>a2 : number
|
||||
>1 : 1
|
||||
>b2 : number
|
||||
>1 : 1
|
||||
|
||||
const { a3, b3 } = { a3: 1, b3: 1 };
|
||||
>a3 : number
|
||||
>b3 : number
|
||||
>{ a3: 1, b3: 1 } : { a3: number; b3: number; }
|
||||
>a3 : number
|
||||
>1 : 1
|
||||
>b3 : number
|
||||
>1 : 1
|
||||
}
|
||||
|
||||
function t6() {
|
||||
>t6 : () => void
|
||||
|
||||
const {
|
||||
a1: _a1,
|
||||
>a1 : any
|
||||
>_a1 : number
|
||||
|
||||
b1: {
|
||||
>b1 : any
|
||||
|
||||
b11: {
|
||||
>b11 : any
|
||||
|
||||
b111: _b111,
|
||||
>b111 : any
|
||||
>_b111 : number
|
||||
|
||||
b112
|
||||
>b112 : number
|
||||
}
|
||||
},
|
||||
c1,
|
||||
>c1 : number
|
||||
|
||||
d1: _d1
|
||||
>d1 : any
|
||||
>_d1 : number
|
||||
|
||||
} = { a1: 1, b1: { b11: { b111: 1, b112: 1 } }, c1: 1, d1: 1 };
|
||||
>{ a1: 1, b1: { b11: { b111: 1, b112: 1 } }, c1: 1, d1: 1 } : { a1: number; b1: { b11: { b111: number; b112: number; }; }; c1: number; d1: number; }
|
||||
>a1 : number
|
||||
>1 : 1
|
||||
>b1 : { b11: { b111: number; b112: number; }; }
|
||||
>{ b11: { b111: 1, b112: 1 } } : { b11: { b111: number; b112: number; }; }
|
||||
>b11 : { b111: number; b112: number; }
|
||||
>{ b111: 1, b112: 1 } : { b111: number; b112: number; }
|
||||
>b111 : number
|
||||
>1 : 1
|
||||
>b112 : number
|
||||
>1 : 1
|
||||
>c1 : number
|
||||
>1 : 1
|
||||
>d1 : number
|
||||
>1 : 1
|
||||
|
||||
console.log(b112, c1);
|
||||
>console.log(b112, c1) : void
|
||||
>console.log : (...data: any[]) => void
|
||||
>console : Console
|
||||
>log : (...data: any[]) => void
|
||||
>b112 : number
|
||||
>c1 : number
|
||||
|
||||
const {
|
||||
a2: _a2,
|
||||
>a2 : any
|
||||
>_a2 : number
|
||||
|
||||
b2: {
|
||||
>b2 : any
|
||||
|
||||
b21: {
|
||||
>b21 : any
|
||||
|
||||
b211: _b211, b212: _b212
|
||||
>b211 : any
|
||||
>_b211 : number
|
||||
>b212 : any
|
||||
>_b212 : number
|
||||
}
|
||||
},
|
||||
c2: _c2,
|
||||
>c2 : any
|
||||
>_c2 : number
|
||||
|
||||
d2: _d2
|
||||
>d2 : any
|
||||
>_d2 : number
|
||||
|
||||
} = { a2: 1, b2: { b21: { b211: 1, b212: 1 } }, c2: 1, d2: 1 };
|
||||
>{ a2: 1, b2: { b21: { b211: 1, b212: 1 } }, c2: 1, d2: 1 } : { a2: number; b2: { b21: { b211: number; b212: number; }; }; c2: number; d2: number; }
|
||||
>a2 : number
|
||||
>1 : 1
|
||||
>b2 : { b21: { b211: number; b212: number; }; }
|
||||
>{ b21: { b211: 1, b212: 1 } } : { b21: { b211: number; b212: number; }; }
|
||||
>b21 : { b211: number; b212: number; }
|
||||
>{ b211: 1, b212: 1 } : { b211: number; b212: number; }
|
||||
>b211 : number
|
||||
>1 : 1
|
||||
>b212 : number
|
||||
>1 : 1
|
||||
>c2 : number
|
||||
>1 : 1
|
||||
>d2 : number
|
||||
>1 : 1
|
||||
|
||||
const {
|
||||
a3,
|
||||
>a3 : number
|
||||
|
||||
b3: {
|
||||
>b3 : any
|
||||
|
||||
b31: {
|
||||
>b31 : any
|
||||
|
||||
b311, b312
|
||||
>b311 : number
|
||||
>b312 : number
|
||||
}
|
||||
},
|
||||
c3,
|
||||
>c3 : number
|
||||
|
||||
d3
|
||||
>d3 : number
|
||||
|
||||
} = { a3: 1, b3: { b31: { b311: 1, b312: 1 } }, c3: 1, d3: 1 };
|
||||
>{ a3: 1, b3: { b31: { b311: 1, b312: 1 } }, c3: 1, d3: 1 } : { a3: number; b3: { b31: { b311: number; b312: number; }; }; c3: number; d3: number; }
|
||||
>a3 : number
|
||||
>1 : 1
|
||||
>b3 : { b31: { b311: number; b312: number; }; }
|
||||
>{ b31: { b311: 1, b312: 1 } } : { b31: { b311: number; b312: number; }; }
|
||||
>b31 : { b311: number; b312: number; }
|
||||
>{ b311: 1, b312: 1 } : { b311: number; b312: number; }
|
||||
>b311 : number
|
||||
>1 : 1
|
||||
>b312 : number
|
||||
>1 : 1
|
||||
>c3 : number
|
||||
>1 : 1
|
||||
>d3 : number
|
||||
>1 : 1
|
||||
}
|
||||
|
||||
function t7() {
|
||||
>t7 : () => void
|
||||
|
||||
// error
|
||||
const { _a1, _b1 } = { _a1: 1, _b1: 1 };
|
||||
>_a1 : number
|
||||
>_b1 : number
|
||||
>{ _a1: 1, _b1: 1 } : { _a1: number; _b1: number; }
|
||||
>_a1 : number
|
||||
>1 : 1
|
||||
>_b1 : number
|
||||
>1 : 1
|
||||
|
||||
// ok
|
||||
const { a2: _a2, b2: _b2 } = { a2: 1, b2: 1 };
|
||||
>a2 : any
|
||||
>_a2 : number
|
||||
>b2 : any
|
||||
>_b2 : number
|
||||
>{ a2: 1, b2: 1 } : { a2: number; b2: number; }
|
||||
>a2 : number
|
||||
>1 : 1
|
||||
>b2 : number
|
||||
>1 : 1
|
||||
|
||||
// ok
|
||||
const { _a3: _ignoreA3, _b3: _ignoreB3 } = { _a3: 1, _b3: 1 };
|
||||
>_a3 : any
|
||||
>_ignoreA3 : number
|
||||
>_b3 : any
|
||||
>_ignoreB3 : number
|
||||
>{ _a3: 1, _b3: 1 } : { _a3: number; _b3: number; }
|
||||
>_a3 : number
|
||||
>1 : 1
|
||||
>_b3 : number
|
||||
>1 : 1
|
||||
}
|
||||
|
||||
@@ -0,0 +1,56 @@
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts(15,21): error TS6133: 'b' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts(17,17): error TS6133: 'a' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts(19,17): error TS6133: 'a' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts(19,20): error TS6133: 'b' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts(23,23): error TS6133: 'b' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts(25,19): error TS6133: 'a' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts(27,19): error TS6133: 'a' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts(27,22): error TS6133: 'b' is declared but its value is never read.
|
||||
|
||||
|
||||
==== tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts (8 errors) ====
|
||||
function t1() {
|
||||
for (const [_a, b] of [['key', 1]]) {
|
||||
console.log(b);
|
||||
}
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {
|
||||
console.log(a);
|
||||
}
|
||||
|
||||
for (const [_a, _b] of [['key', 1]]) {}
|
||||
}
|
||||
|
||||
|
||||
function t2() {
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
~
|
||||
!!! error TS6133: 'b' is declared but its value is never read.
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
~
|
||||
!!! error TS6133: 'a' is declared but its value is never read.
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
~
|
||||
!!! error TS6133: 'a' is declared but its value is never read.
|
||||
~
|
||||
!!! error TS6133: 'b' is declared but its value is never read.
|
||||
}
|
||||
|
||||
function t3() {
|
||||
for (const [[[_a, b]]] of [[[['key', 1]]]]) {}
|
||||
~
|
||||
!!! error TS6133: 'b' is declared but its value is never read.
|
||||
|
||||
for (const [[[a, _b]]] of [[[['key', 1]]]]) {}
|
||||
~
|
||||
!!! error TS6133: 'a' is declared but its value is never read.
|
||||
|
||||
for (const [[[a, b]]] of [[[['key', 1]]]]) {}
|
||||
~
|
||||
!!! error TS6133: 'a' is declared but its value is never read.
|
||||
~
|
||||
!!! error TS6133: 'b' is declared but its value is never read.
|
||||
}
|
||||
|
||||
@@ -1,5 +1,5 @@
|
||||
//// [unusedVariablesWithUnderscoreInForOfLoop.ts]
|
||||
function f() {
|
||||
function t1() {
|
||||
for (const [_a, b] of [['key', 1]]) {
|
||||
console.log(b);
|
||||
}
|
||||
@@ -10,10 +10,27 @@ function f() {
|
||||
|
||||
for (const [_a, _b] of [['key', 1]]) {}
|
||||
}
|
||||
|
||||
|
||||
function t2() {
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
}
|
||||
|
||||
function t3() {
|
||||
for (const [[[_a, b]]] of [[[['key', 1]]]]) {}
|
||||
|
||||
for (const [[[a, _b]]] of [[[['key', 1]]]]) {}
|
||||
|
||||
for (const [[[a, b]]] of [[[['key', 1]]]]) {}
|
||||
}
|
||||
|
||||
|
||||
//// [unusedVariablesWithUnderscoreInForOfLoop.js]
|
||||
function f() {
|
||||
function t1() {
|
||||
for (var _i = 0, _c = [['key', 1]]; _i < _c.length; _i++) {
|
||||
var _d = _c[_i], _a = _d[0], b = _d[1];
|
||||
console.log(b);
|
||||
@@ -26,3 +43,25 @@ function f() {
|
||||
var _k = _j[_h], _a = _k[0], _b = _k[1];
|
||||
}
|
||||
}
|
||||
function t2() {
|
||||
for (var _i = 0, _c = [['key', 1]]; _i < _c.length; _i++) {
|
||||
var _d = _c[_i], _a = _d[0], b = _d[1];
|
||||
}
|
||||
for (var _e = 0, _f = [['key', 1]]; _e < _f.length; _e++) {
|
||||
var _g = _f[_e], a = _g[0], _b = _g[1];
|
||||
}
|
||||
for (var _h = 0, _j = [['key', 1]]; _h < _j.length; _h++) {
|
||||
var _k = _j[_h], a = _k[0], b = _k[1];
|
||||
}
|
||||
}
|
||||
function t3() {
|
||||
for (var _i = 0, _c = [[[['key', 1]]]]; _i < _c.length; _i++) {
|
||||
var _d = _c[_i][0][0], _a = _d[0], b = _d[1];
|
||||
}
|
||||
for (var _e = 0, _f = [[[['key', 1]]]]; _e < _f.length; _e++) {
|
||||
var _g = _f[_e][0][0], a = _g[0], _b = _g[1];
|
||||
}
|
||||
for (var _h = 0, _j = [[[['key', 1]]]]; _h < _j.length; _h++) {
|
||||
var _k = _j[_h][0][0], a = _k[0], b = _k[1];
|
||||
}
|
||||
}
|
||||
|
||||
@@ -1,6 +1,6 @@
|
||||
=== tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts ===
|
||||
function f() {
|
||||
>f : Symbol(f, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 0, 0))
|
||||
function t1() {
|
||||
>t1 : Symbol(t1, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 0, 0))
|
||||
|
||||
for (const [_a, b] of [['key', 1]]) {
|
||||
>_a : Symbol(_a, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 1, 16))
|
||||
@@ -29,3 +29,36 @@ function f() {
|
||||
>_b : Symbol(_b, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 9, 19))
|
||||
}
|
||||
|
||||
|
||||
function t2() {
|
||||
>t2 : Symbol(t2, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 10, 1))
|
||||
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
>_a : Symbol(_a, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 14, 16))
|
||||
>b : Symbol(b, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 14, 19))
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
>a : Symbol(a, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 16, 16))
|
||||
>_b : Symbol(_b, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 16, 18))
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
>a : Symbol(a, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 18, 16))
|
||||
>b : Symbol(b, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 18, 18))
|
||||
}
|
||||
|
||||
function t3() {
|
||||
>t3 : Symbol(t3, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 19, 1))
|
||||
|
||||
for (const [[[_a, b]]] of [[[['key', 1]]]]) {}
|
||||
>_a : Symbol(_a, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 22, 18))
|
||||
>b : Symbol(b, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 22, 21))
|
||||
|
||||
for (const [[[a, _b]]] of [[[['key', 1]]]]) {}
|
||||
>a : Symbol(a, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 24, 18))
|
||||
>_b : Symbol(_b, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 24, 20))
|
||||
|
||||
for (const [[[a, b]]] of [[[['key', 1]]]]) {}
|
||||
>a : Symbol(a, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 26, 18))
|
||||
>b : Symbol(b, Decl(unusedVariablesWithUnderscoreInForOfLoop.ts, 26, 20))
|
||||
}
|
||||
|
||||
|
||||
@@ -1,6 +1,6 @@
|
||||
=== tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop.ts ===
|
||||
function f() {
|
||||
>f : () => void
|
||||
function t1() {
|
||||
>t1 : () => void
|
||||
|
||||
for (const [_a, b] of [['key', 1]]) {
|
||||
>_a : string | number
|
||||
@@ -43,3 +43,66 @@ function f() {
|
||||
>1 : 1
|
||||
}
|
||||
|
||||
|
||||
function t2() {
|
||||
>t2 : () => void
|
||||
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
>_a : string | number
|
||||
>b : string | number
|
||||
>[['key', 1]] : (string | number)[][]
|
||||
>['key', 1] : (string | number)[]
|
||||
>'key' : "key"
|
||||
>1 : 1
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
>a : string | number
|
||||
>_b : string | number
|
||||
>[['key', 1]] : (string | number)[][]
|
||||
>['key', 1] : (string | number)[]
|
||||
>'key' : "key"
|
||||
>1 : 1
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
>a : string | number
|
||||
>b : string | number
|
||||
>[['key', 1]] : (string | number)[][]
|
||||
>['key', 1] : (string | number)[]
|
||||
>'key' : "key"
|
||||
>1 : 1
|
||||
}
|
||||
|
||||
function t3() {
|
||||
>t3 : () => void
|
||||
|
||||
for (const [[[_a, b]]] of [[[['key', 1]]]]) {}
|
||||
>_a : string | number
|
||||
>b : string | number
|
||||
>[[[['key', 1]]]] : (string | number)[][][][]
|
||||
>[[['key', 1]]] : (string | number)[][][]
|
||||
>[['key', 1]] : (string | number)[][]
|
||||
>['key', 1] : (string | number)[]
|
||||
>'key' : "key"
|
||||
>1 : 1
|
||||
|
||||
for (const [[[a, _b]]] of [[[['key', 1]]]]) {}
|
||||
>a : string | number
|
||||
>_b : string | number
|
||||
>[[[['key', 1]]]] : (string | number)[][][][]
|
||||
>[[['key', 1]]] : (string | number)[][][]
|
||||
>[['key', 1]] : (string | number)[][]
|
||||
>['key', 1] : (string | number)[]
|
||||
>'key' : "key"
|
||||
>1 : 1
|
||||
|
||||
for (const [[[a, b]]] of [[[['key', 1]]]]) {}
|
||||
>a : string | number
|
||||
>b : string | number
|
||||
>[[[['key', 1]]]] : (string | number)[][][][]
|
||||
>[[['key', 1]]] : (string | number)[][][]
|
||||
>[['key', 1]] : (string | number)[][]
|
||||
>['key', 1] : (string | number)[]
|
||||
>'key' : "key"
|
||||
>1 : 1
|
||||
}
|
||||
|
||||
|
||||
@@ -1,23 +0,0 @@
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop1.ts(2,21): error TS6133: 'b' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop1.ts(4,17): error TS6133: 'a' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop1.ts(6,17): error TS6133: 'a' is declared but its value is never read.
|
||||
tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop1.ts(6,20): error TS6133: 'b' is declared but its value is never read.
|
||||
|
||||
|
||||
==== tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop1.ts (4 errors) ====
|
||||
function f() {
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
~
|
||||
!!! error TS6133: 'b' is declared but its value is never read.
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
~
|
||||
!!! error TS6133: 'a' is declared but its value is never read.
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
~
|
||||
!!! error TS6133: 'a' is declared but its value is never read.
|
||||
~
|
||||
!!! error TS6133: 'b' is declared but its value is never read.
|
||||
}
|
||||
|
||||
@@ -1,22 +0,0 @@
|
||||
//// [unusedVariablesWithUnderscoreInForOfLoop1.ts]
|
||||
function f() {
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
}
|
||||
|
||||
|
||||
//// [unusedVariablesWithUnderscoreInForOfLoop1.js]
|
||||
function f() {
|
||||
for (var _i = 0, _c = [['key', 1]]; _i < _c.length; _i++) {
|
||||
var _d = _c[_i], _a = _d[0], b = _d[1];
|
||||
}
|
||||
for (var _e = 0, _f = [['key', 1]]; _e < _f.length; _e++) {
|
||||
var _g = _f[_e], a = _g[0], _b = _g[1];
|
||||
}
|
||||
for (var _h = 0, _j = [['key', 1]]; _h < _j.length; _h++) {
|
||||
var _k = _j[_h], a = _k[0], b = _k[1];
|
||||
}
|
||||
}
|
||||
@@ -1,17 +0,0 @@
|
||||
=== tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop1.ts ===
|
||||
function f() {
|
||||
>f : Symbol(f, Decl(unusedVariablesWithUnderscoreInForOfLoop1.ts, 0, 0))
|
||||
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
>_a : Symbol(_a, Decl(unusedVariablesWithUnderscoreInForOfLoop1.ts, 1, 16))
|
||||
>b : Symbol(b, Decl(unusedVariablesWithUnderscoreInForOfLoop1.ts, 1, 19))
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
>a : Symbol(a, Decl(unusedVariablesWithUnderscoreInForOfLoop1.ts, 3, 16))
|
||||
>_b : Symbol(_b, Decl(unusedVariablesWithUnderscoreInForOfLoop1.ts, 3, 18))
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
>a : Symbol(a, Decl(unusedVariablesWithUnderscoreInForOfLoop1.ts, 5, 16))
|
||||
>b : Symbol(b, Decl(unusedVariablesWithUnderscoreInForOfLoop1.ts, 5, 18))
|
||||
}
|
||||
|
||||
@@ -1,29 +0,0 @@
|
||||
=== tests/cases/compiler/unusedVariablesWithUnderscoreInForOfLoop1.ts ===
|
||||
function f() {
|
||||
>f : () => void
|
||||
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
>_a : string | number
|
||||
>b : string | number
|
||||
>[['key', 1]] : (string | number)[][]
|
||||
>['key', 1] : (string | number)[]
|
||||
>'key' : "key"
|
||||
>1 : 1
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
>a : string | number
|
||||
>_b : string | number
|
||||
>[['key', 1]] : (string | number)[][]
|
||||
>['key', 1] : (string | number)[]
|
||||
>'key' : "key"
|
||||
>1 : 1
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
>a : string | number
|
||||
>b : string | number
|
||||
>[['key', 1]] : (string | number)[][]
|
||||
>['key', 1] : (string | number)[]
|
||||
>'key' : "key"
|
||||
>1 : 1
|
||||
}
|
||||
|
||||
@@ -0,0 +1,90 @@
|
||||
// @noUnusedLocals: true
|
||||
|
||||
function t1() {
|
||||
const [_a1, b1] = [1, 2];
|
||||
console.log(b1);
|
||||
|
||||
const [a2, _b2] = [1, 2];
|
||||
console.log(a2);
|
||||
|
||||
const [_a3, _b3] = [1, 2];
|
||||
}
|
||||
|
||||
function t2() {
|
||||
const [_a1, b1] = [1, 2];
|
||||
const [a2, _b2] = [1, 2];
|
||||
const [a3, b3] = [1, 2];
|
||||
}
|
||||
|
||||
function t3() {
|
||||
const [_a1, [[_b1, c1]], d1, _e1] = [1, [[2, 3]], 4, 5];
|
||||
console.log(c1, d1);
|
||||
|
||||
const [_a2, [[_b2, _c2]], _d2, _e2] = [1, [[2, 3]], 4, 5];
|
||||
|
||||
const [a3, [[b3, c3]], d3, e3] = [1, [[2, 3]], 4, 5];
|
||||
}
|
||||
|
||||
function t4() {
|
||||
const { a1: _a1, b1 } = { a1: 1, b1: 1 };
|
||||
console.log(b1);
|
||||
|
||||
const { a2, b2: _b2 } = { a2: 1, b2: 1 };
|
||||
console.log(a2);
|
||||
|
||||
const { a3: _a3, b3: _b3 } = { a3: 1, b3: 1 };
|
||||
}
|
||||
|
||||
function t5() {
|
||||
const { a1: _a1, b1 } = { a1: 1, b1: 1 };
|
||||
const { a2, b2: _b2 } = { a2: 1, b2: 1 };
|
||||
const { a3, b3 } = { a3: 1, b3: 1 };
|
||||
}
|
||||
|
||||
function t6() {
|
||||
const {
|
||||
a1: _a1,
|
||||
b1: {
|
||||
b11: {
|
||||
b111: _b111,
|
||||
b112
|
||||
}
|
||||
},
|
||||
c1,
|
||||
d1: _d1
|
||||
} = { a1: 1, b1: { b11: { b111: 1, b112: 1 } }, c1: 1, d1: 1 };
|
||||
console.log(b112, c1);
|
||||
|
||||
const {
|
||||
a2: _a2,
|
||||
b2: {
|
||||
b21: {
|
||||
b211: _b211, b212: _b212
|
||||
}
|
||||
},
|
||||
c2: _c2,
|
||||
d2: _d2
|
||||
} = { a2: 1, b2: { b21: { b211: 1, b212: 1 } }, c2: 1, d2: 1 };
|
||||
|
||||
const {
|
||||
a3,
|
||||
b3: {
|
||||
b31: {
|
||||
b311, b312
|
||||
}
|
||||
},
|
||||
c3,
|
||||
d3
|
||||
} = { a3: 1, b3: { b31: { b311: 1, b312: 1 } }, c3: 1, d3: 1 };
|
||||
}
|
||||
|
||||
function t7() {
|
||||
// error
|
||||
const { _a1, _b1 } = { _a1: 1, _b1: 1 };
|
||||
|
||||
// ok
|
||||
const { a2: _a2, b2: _b2 } = { a2: 1, b2: 1 };
|
||||
|
||||
// ok
|
||||
const { _a3: _ignoreA3, _b3: _ignoreB3 } = { _a3: 1, _b3: 1 };
|
||||
}
|
||||
@@ -1,6 +1,6 @@
|
||||
//@noUnusedLocals:true
|
||||
// @noUnusedLocals: true
|
||||
|
||||
function f() {
|
||||
function t1() {
|
||||
for (const [_a, b] of [['key', 1]]) {
|
||||
console.log(b);
|
||||
}
|
||||
@@ -11,3 +11,20 @@ function f() {
|
||||
|
||||
for (const [_a, _b] of [['key', 1]]) {}
|
||||
}
|
||||
|
||||
|
||||
function t2() {
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
}
|
||||
|
||||
function t3() {
|
||||
for (const [[[_a, b]]] of [[[['key', 1]]]]) {}
|
||||
|
||||
for (const [[[a, _b]]] of [[[['key', 1]]]]) {}
|
||||
|
||||
for (const [[[a, b]]] of [[[['key', 1]]]]) {}
|
||||
}
|
||||
|
||||
@@ -1,9 +0,0 @@
|
||||
//@noUnusedLocals:true
|
||||
|
||||
function f() {
|
||||
for (const [_a, b] of [['key', 1]]) {}
|
||||
|
||||
for (const [a, _b] of [['key', 1]]) {}
|
||||
|
||||
for (const [a, b] of [['key', 1]]) {}
|
||||
}
|
||||
Reference in New Issue
Block a user