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Elchi3captainbrossetddbeck
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Add various JavaScript features (#2417)
* Add various JavaScript features * Add more * Apply suggestions from code review Co-authored-by: Patrick Brosset <[email protected]> * move to functions * Apply suggestions from code review Co-authored-by: Daniel D. Beck <[email protected]> --------- Co-authored-by: Patrick Brosset <[email protected]> Co-authored-by: Daniel D. Beck <[email protected]>
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‎features/exponentiation.yml‎

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name: Exponentiation operator
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description: The exponentiation (`**`) operator returns the result of raising the first operand to the power of the second operand.
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spec: https://tc39.es/ecma262/multipage/ecmascript-language-expressions.html#sec-exp-operator
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group: javascript
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snapshot: ecmascript-2016
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compat_features:
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- javascript.operators.exponentiation
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- javascript.operators.exponentiation_assignment

‎features/exponentiation.yml.dist‎

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# Generated from: exponentiation.yml
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# Do not edit this file by hand. Edit the source file instead!
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status:
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baseline: high
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baseline_low_date: 2017-03-27
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baseline_high_date: 2019-09-27
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support:
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chrome: "52"
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chrome_android: "52"
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edge: "14"
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firefox: "52"
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firefox_android: "52"
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safari: "10.1"
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safari_ios: "10.3"
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compat_features:
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- javascript.operators.exponentiation
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- javascript.operators.exponentiation_assignment

‎features/functions.yml‎

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- javascript.operators.function.trailing_comma
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- javascript.statements.function
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- javascript.statements.function.trailing_comma_in_parameters
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- javascript.grammar.trailing_commas.trailing_commas_in_functions

‎features/functions.yml.dist‎

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# firefox_android: "52"
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# safari: "10"
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# safari_ios: "10"
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- javascript.grammar.trailing_commas.trailing_commas_in_functions
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- javascript.operators.function.trailing_comma
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- javascript.statements.function.trailing_comma_in_parameters
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‎features/globalthis.yml‎

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name: globalThis
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description: The `globalThis` property accesses the global `this` value (and hence the global object itself) across environments.
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spec: https://tc39.es/ecma262/multipage/global-object.html#sec-globalthis
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snapshot: ecmascript-2020
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group: javascript
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compat_features:
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- javascript.builtins.globalThis

‎features/globalthis.yml.dist‎

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# Generated from: globalthis.yml
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# Do not edit this file by hand. Edit the source file instead!
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status:
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baseline: high
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baseline_low_date: 2020-01-15
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baseline_high_date: 2022-07-15
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support:
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chrome: "71"
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chrome_android: "71"
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edge: "79"
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firefox: "65"
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firefox_android: "65"
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safari: "12.1"
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safari_ios: "12.2"
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compat_features:
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- javascript.builtins.globalThis

‎features/hashbang-comments.yml‎

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name: Hashbang comments
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description: The `#!` comment at the absolute start of a script or module is treated as a normal comment and is ignored by the JavaScript engine.
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spec: https://tc39.es/ecma262/multipage/ecmascript-language-lexical-grammar.html#sec-hashbang
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snapshot: ecmascript-2023
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group: javascript
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compat_features:
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- javascript.grammar.hashbang_comments

‎features/hashbang-comments.yml.dist‎

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# Generated from: hashbang-comments.yml
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# Do not edit this file by hand. Edit the source file instead!
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status:
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baseline: high
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baseline_low_date: 2020-03-24
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baseline_high_date: 2022-09-24
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support:
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chrome: "74"
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chrome_android: "74"
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edge: "79"
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firefox: "67"
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firefox_android: "67"
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safari: "13.1"
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safari_ios: "13.4"
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compat_features:
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- javascript.grammar.hashbang_comments

‎features/let-const.yml‎

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name: Let and const
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description: The `let` and `const` declarations define block-scoped variables.
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spec: https://tc39.es/ecma262/multipage/ecmascript-language-statements-and-declarations.html#sec-let-and-const-declarations
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caniuse:
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- let
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- const
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group: javascript
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snapshot: ecmascript-2015
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compat_features:
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- javascript.statements.const
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- javascript.statements.let

‎features/let-const.yml.dist‎

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# Generated from: let-const.yml
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# Do not edit this file by hand. Edit the source file instead!
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status:
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baseline: high
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baseline_low_date: 2016-09-20
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baseline_high_date: 2019-03-20
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support:
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chrome: "49"
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chrome_android: "49"
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edge: "14"
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firefox: "44"
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firefox_android: "44"
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safari: "10"
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safari_ios: "10"
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compat_features:
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# baseline: high
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# baseline_low_date: 2015-07-29
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# baseline_high_date: 2018-01-29
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# support:
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# chrome: "21"
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# chrome_android: "25"
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# edge: "12"
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# firefox: "36"
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# firefox_android: "36"
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# safari: "5.1"
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# safari_ios: "5"
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- javascript.statements.const
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# ⬇️ Same status as overall feature ⬇️
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# baseline: high
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# baseline_low_date: 2016-09-20
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# baseline_high_date: 2019-03-20
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# support:
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# chrome: "49"
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# chrome_android: "49"
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# edge: "14"
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# firefox: "44"
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# firefox_android: "44"
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# safari: "10"
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# safari_ios: "10"
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- javascript.statements.let

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