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add stateprovider directive babel plugin
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -8,6 +8,5 @@ | |
| "~/*": ["./src/*"] | ||
| } | ||
| }, | ||
| "include": ["./**/*.ts"], | ||
| "exclude": ["dist", "node_modules"] | ||
| } | ||
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82 changes: 82 additions & 0 deletions
82
packages/state/vite/internal/replaceStateProviderDirective.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| import * as t from '@babel/types'; | ||
| import type * as babel from '@babel/core'; | ||
|
|
||
| export function babelReplaceStateProviderDirective(): babel.PluginObj<any> { | ||
| return { | ||
| name: 'statebuilder:stateprovider-directive', | ||
| visitor: { | ||
| Program(path) { | ||
| let hasStateProviderDirective = false; | ||
| let hasStateProviderImport = false; | ||
|
|
||
| path.traverse({ | ||
| ImportDeclaration(importPath) { | ||
| if ( | ||
| importPath.node.source.value === 'statebuilder' && | ||
| importPath.node.specifiers.some( | ||
| (specifier) => | ||
| 'imported' in specifier && | ||
| 'name' in specifier.imported && | ||
| specifier.imported.name === 'StateProvider', | ||
| ) | ||
| ) { | ||
| hasStateProviderImport = true; | ||
| importPath.stop(); | ||
| } | ||
| }, | ||
| FunctionDeclaration(path) { | ||
| const bodyDirectives = path.node.body.directives || []; | ||
| const stateProviderDirective = bodyDirectives.findIndex( | ||
| (directive) => directive.value.value === 'use stateprovider', | ||
| ); | ||
| if (stateProviderDirective !== -1) { | ||
| hasStateProviderDirective = true; | ||
| const originalName = path.node.id!.name; | ||
| const wrappedName = `$Original${originalName}`; | ||
| path.node.id = t.identifier(wrappedName); | ||
| path.node.body.directives = path.node.body.directives.filter( | ||
| (directive) => directive.value.value !== 'use stateprovider', | ||
| ); | ||
| const wrappedComponent = t.functionDeclaration( | ||
| t.identifier(originalName), | ||
| [], | ||
| t.blockStatement([ | ||
| t.returnStatement( | ||
| t.jsxElement( | ||
| t.jsxOpeningElement(t.jsxIdentifier('StateProvider'), []), | ||
| t.jsxClosingElement(t.jsxIdentifier('StateProvider')), | ||
| [ | ||
| t.jsxElement( | ||
| t.jsxOpeningElement(t.jsxIdentifier(wrappedName), []), | ||
| t.jsxClosingElement(t.jsxIdentifier(wrappedName)), | ||
| [], | ||
| true, | ||
| ), | ||
| ], | ||
| true, | ||
| ), | ||
| ), | ||
| ]), | ||
| ); | ||
|
|
||
| path.insertAfter(t.exportNamedDeclaration(wrappedComponent)); | ||
| } | ||
| }, | ||
| }); | ||
|
|
||
| if (hasStateProviderDirective && !hasStateProviderImport) { | ||
| const importDeclaration = t.importDeclaration( | ||
| [ | ||
| t.importSpecifier( | ||
| t.identifier('StateProvider'), | ||
| t.identifier('StateProvider'), | ||
| ), | ||
| ], | ||
| t.stringLiteral('statebuilder'), | ||
| ); | ||
| path.unshiftContainer('body', importDeclaration); | ||
| } | ||
| }, | ||
| }, | ||
| }; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| import { Plugin } from 'vite'; | ||
| import * as magicast from 'magicast'; | ||
| import { Program, traverseFast } from '@babel/types'; | ||
| import * as babel from '@babel/core'; | ||
| import { basename } from 'node:path'; | ||
| import * as t from '@babel/types'; | ||
| import { babelReplaceStateProviderDirective } from './internal/replaceStateProviderDirective'; | ||
|
|
||
| export function stateProviderDirective(): Plugin { | ||
| return { | ||
| name: 'statebuilder:stateprovider-directive', | ||
| enforce: 'pre', | ||
| async transform(code, id, options) { | ||
| if (code.indexOf('use stateprovider') === -1) { | ||
| return; | ||
| } | ||
| const plugins: NonNullable< | ||
| NonNullable<babel.TransformOptions['parserOpts']>['plugins'] | ||
| > = ['jsx']; | ||
| if (/\.[mc]?tsx?$/i.test(id)) { | ||
| plugins.push('typescript'); | ||
| } | ||
|
|
||
| const result = await babel.transformAsync(code, { | ||
| plugins: [[babelReplaceStateProviderDirective]], | ||
| parserOpts: { | ||
| plugins, | ||
| }, | ||
| filename: basename(id), | ||
| ast: false, | ||
| sourceMaps: true, | ||
| configFile: false, | ||
| babelrc: false, | ||
| sourceFileName: id, | ||
| }); | ||
|
|
||
| if (result) { | ||
| console.log(result.code); | ||
| return { | ||
| code: result.code || '', | ||
| map: result.map, | ||
| }; | ||
| } | ||
| }, | ||
| }; | ||
| } |
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