commit d0fde6e9926b1914ba25c9556904beb13f16c198 · kitten.sh/reghex

+5

src/babel/__snapshots__/plugin.test.js.snap

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       };"

     

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       `;

     

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       exports[`works with local recursion 1`] = `

     

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       "import { tag, _exec, _pattern } from 'reghex';

     

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       };"

     

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       `;

     

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       exports[`works while only minifying 1`] = `

     

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       "import match from 'reghex/macro';

     

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       const node = match('node')([\\"\\", \\"+|\\", \\"+(\\", \\"(\\", \\"?\\", \\"))*\\"], 1, 2, 3, 4, 5);"

     

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       `;

     

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       exports[`works with local recursion 1`] = `

     

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       "import { tag, _exec, _pattern } from 'reghex';

     

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+7 -2

src/babel/plugin.js

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       import { makeHelpers } from './transform';

     

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       export default function reghexPlugin(babel) {

     

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         let helpers;

     

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         return {

     
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               helpers = makeHelpers(babel);

     

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             },

     

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             ImportDeclaration(path) {

     

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               helpers.updateImport(path);

     

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             },

     

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             TaggedTemplateExpression(path) {

     

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               if (helpers.isMatch(path) && helpers.getMatchImport(path)) {

     

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                 helpers.transformMatch(path);

     

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               }

     

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             },

     

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           },

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       import { makeHelpers } from './transform';

     

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       export default function reghexPlugin(babel, opts = {}) {

     

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         let helpers;

     

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         return {

     
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               helpers = makeHelpers(babel);

     

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             },

     

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             ImportDeclaration(path) {

     

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               if (opts.codegen === false) return;

     

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               helpers.updateImport(path);

     

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             },

     

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             TaggedTemplateExpression(path) {

     

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               if (helpers.isMatch(path) && helpers.getMatchImport(path)) {

     

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                 if (opts.codegen === false) {

     

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                   helpers.minifyMatch(path);

     

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                 } else {

     

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                   helpers.transformMatch(path);

     

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                 }

     

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               }

     

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             },

     

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           },

+18

src/babel/plugin.test.js

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         ).toMatchSnapshot();

     

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       });

     

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       it('works with local recursion', () => {

     

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         // NOTE: A different default name is allowed

     

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         const code = `

···

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         ).toMatchSnapshot();

     

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       });

     

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       it('works while only minifying', () => {

     

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         const code = `

     

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           import match from 'reghex/macro';

     

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           const node = match('node')\`

     

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             \${1}+ | \${2}+ (\${3} ( \${4}? \${5} ) )*

     

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           \`;

     

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         `;

     

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         expect(

     

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           transform(code, {

     

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             babelrc: false,

     

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             presets: [],

     

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             plugins: [[reghexPlugin, { codegen: false }]],

     

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           }).code

     

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         ).toMatchSnapshot();

     

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       });

     

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       it('works with local recursion', () => {

     

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         // NOTE: A different default name is allowed

     

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         const code = `

+23

src/babel/transform.js

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             return id.name;

     

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           },

     

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           transformMatch(path) {

     

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             if (!path.node.tag.arguments.length) {

     

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               throw path

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             return id.name;

     

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           },

     

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           minifyMatch(path) {

     

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             if (!path.node.tag.arguments.length) {

     

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               throw path

     

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                 .get('tag')

     

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                 .buildCodeFrameError(

     

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                   'match() must at least be called with a node name'

     

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                 );

     

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             }

     

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             const quasis = path.node.quasi.quasis.map((x) =>

     

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               t.stringLiteral(x.value.cooked.replace(/\s*/g, ''))

     

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             );

     

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             const expressions = path.node.quasi.expressions;

     

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             const transform = this._prepareTransform(path);

     

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       +
       

     

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             path.replaceWith(

     

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               t.callExpression(path.node.tag, [

     

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                 t.arrayExpression(quasis),

     

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                 ...expressions,

     

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               ])

     

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             );

     

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           },

     

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           transformMatch(path) {

     

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             if (!path.node.tag.arguments.length) {

     

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               throw path