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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| diff --git a/node_modules/polymer-build/lib/js-transform.js b/node_modules/polymer-build/lib/js-transform.js | ||
| index 00b71cb..9af536e 100644 | ||
| --- a/node_modules/polymer-build/lib/js-transform.js | ||
| +++ b/node_modules/polymer-build/lib/js-transform.js | ||
| @@ -66,6 +66,17 @@ const babelTransformEs2018 = [ | ||
| require('@babel/plugin-proposal-object-rest-spread'), | ||
| require('@babel/plugin-proposal-async-generator-functions'), | ||
| ]; | ||
| +const babelTransformEs2020 = [ | ||
| + require('@babel/plugin-proposal-optional-chaining'), | ||
| + require('@babel/plugin-proposal-nullish-coalescing-operator'), | ||
| + require('@babel/plugin-syntax-optional-catch-binding'), | ||
| +]; | ||
| +const babelTransformEs2021 = [ | ||
| + require('@babel/plugin-proposal-logical-assignment-operators'), | ||
| +]; | ||
| +const babelTransformEs2022 = [ | ||
| + require('@babel/plugin-proposal-class-properties'), | ||
| +]; | ||
| // Loading this plugin removes inlined Babel helpers. | ||
| const babelExternalHelpersPlugin = require('@babel/plugin-external-helpers'); | ||
| const babelTransformModulesAmd = [ | ||
| @@ -136,21 +147,33 @@ function jsTransform(js, options) { | ||
| plugins.push(...babelTransformEs2016); | ||
| plugins.push(...babelTransformEs2017); | ||
| plugins.push(...babelTransformEs2018); | ||
| + plugins.push(...babelTransformEs2020); | ||
| + plugins.push(...babelTransformEs2021); | ||
| + plugins.push(...babelTransformEs2022); | ||
| } | ||
| else if (options.compile === 'es2015') { | ||
| doBabelTransform = true; | ||
| plugins.push(...babelTransformEs2016); | ||
| plugins.push(...babelTransformEs2017); | ||
| plugins.push(...babelTransformEs2018); | ||
| + plugins.push(...babelTransformEs2020); | ||
| + plugins.push(...babelTransformEs2021); | ||
| + plugins.push(...babelTransformEs2022); | ||
| } | ||
| else if (options.compile === 'es2016') { | ||
| doBabelTransform = true; | ||
| plugins.push(...babelTransformEs2017); | ||
| plugins.push(...babelTransformEs2018); | ||
| + plugins.push(...babelTransformEs2020); | ||
| + plugins.push(...babelTransformEs2021); | ||
| + plugins.push(...babelTransformEs2022); | ||
| } | ||
| else if (options.compile === 'es2017') { | ||
| doBabelTransform = true; | ||
| plugins.push(...babelTransformEs2018); | ||
| + plugins.push(...babelTransformEs2020); | ||
| + plugins.push(...babelTransformEs2021); | ||
| + plugins.push(...babelTransformEs2022); | ||
| } | ||
| if (options.moduleResolution === 'node') { | ||
| if (!options.filePath) { | ||
| @@ -180,6 +203,10 @@ function jsTransform(js, options) { | ||
| // tslint:disable-next-line: no-any | ||
| 'importMeta', | ||
| 'objectRestSpread', | ||
| + 'optionalChaining', | ||
| + 'nullishCoalescingOperator', | ||
| + 'classProperties', | ||
| + 'logicalAssignment', | ||
| ], | ||
| }); | ||
| } | ||
| diff --git a/node_modules/polymer-build/src/js-transform.ts b/node_modules/polymer-build/src/js-transform.ts | ||
| index 91e6a8b..cd03e46 100644 | ||
| --- a/node_modules/polymer-build/src/js-transform.ts | ||
| +++ b/node_modules/polymer-build/src/js-transform.ts | ||
| @@ -73,6 +73,20 @@ const babelTransformEs2018 = [ | ||
| require('@babel/plugin-proposal-async-generator-functions'), | ||
| ]; | ||
|
|
||
| +const babelTransformEs2020 = [ | ||
| + require('@babel/plugin-proposal-optional-chaining'), | ||
| + require('@babel/plugin-proposal-nullish-coalescing-operator'), | ||
| + require('@babel/plugin-syntax-optional-catch-binding'), | ||
| +]; | ||
| + | ||
| +const babelTransformEs2021 = [ | ||
| + require('@babel/plugin-proposal-logical-assignment-operators'), | ||
| +]; | ||
| + | ||
| +const babelTransformEs2022 = [ | ||
| + require('@babel/plugin-proposal-class-properties'), | ||
| +]; | ||
| + | ||
| // Loading this plugin removes inlined Babel helpers. | ||
| const babelExternalHelpersPlugin = require('@babel/plugin-external-helpers'); | ||
|
|
||
| @@ -207,18 +221,30 @@ export function jsTransform(js: string, options: JsTransformOptions): string { | ||
| plugins.push(...babelTransformEs2016); | ||
| plugins.push(...babelTransformEs2017); | ||
| plugins.push(...babelTransformEs2018); | ||
| + plugins.push(...babelTransformEs2020); | ||
| + plugins.push(...babelTransformEs2021); | ||
| + plugins.push(...babelTransformEs2022); | ||
| } else if (options.compile === 'es2015') { | ||
| doBabelTransform = true; | ||
| plugins.push(...babelTransformEs2016); | ||
| plugins.push(...babelTransformEs2017); | ||
| plugins.push(...babelTransformEs2018); | ||
| + plugins.push(...babelTransformEs2020); | ||
| + plugins.push(...babelTransformEs2021); | ||
| + plugins.push(...babelTransformEs2022); | ||
| } else if (options.compile === 'es2016') { | ||
| doBabelTransform = true; | ||
| plugins.push(...babelTransformEs2017); | ||
| plugins.push(...babelTransformEs2018); | ||
| + plugins.push(...babelTransformEs2020); | ||
| + plugins.push(...babelTransformEs2021); | ||
| + plugins.push(...babelTransformEs2022); | ||
| } else if (options.compile === 'es2017') { | ||
| doBabelTransform = true; | ||
| plugins.push(...babelTransformEs2018); | ||
| + plugins.push(...babelTransformEs2020); | ||
| + plugins.push(...babelTransformEs2021); | ||
| + plugins.push(...babelTransformEs2022); | ||
| } | ||
| if (options.moduleResolution === 'node') { | ||
| if (!options.filePath) { | ||
| @@ -258,6 +284,10 @@ export function jsTransform(js: string, options: JsTransformOptions): string { | ||
| // tslint:disable-next-line: no-any | ||
| 'importMeta' as any, | ||
| 'objectRestSpread', | ||
| + 'optionalChaining', | ||
| + 'nullishCoalescingOperator', | ||
| + 'classProperties', | ||
| + 'logicalAssignment' | ||
| ], | ||
| }); | ||
| } catch (e) { |
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