How to use @parcel/scope-hoisting - 5 common examples

To help you get started, we’ve selected a few @parcel/scope-hoisting examples, based on popular ways it is used in public projects.

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github parcel-bundler / parcel / packages / transformers / js / src / JSTransformer.js View on Github external
pkg.browser.fs === false;

        if (!ignore) {
          traverse(ast.program, fsVisitor, null, asset);
        }
      }

      // Insert node globals
      if (GLOBAL_RE.test(code)) {
        asset.meta.globals = new Map();
        walk.ancestor(ast.program, insertGlobals, asset);
      }
    }

    if (options.scopeHoist) {
      hoist(asset);
    } else if (asset.meta.isES6Module) {
      // Convert ES6 modules to CommonJS
      let res = babelCore.transformFromAst(ast.program, code, {
        code: false,
        ast: true,
        filename: asset.filePath,
        babelrc: false,
        configFile: false,
        plugins: [require('@babel/plugin-transform-modules-commonjs')]
      });

      ast.program = res.ast;
      ast.isDirty = true;
    }

    return [asset];
github parcel-bundler / parcel / packages / transformers / js / src / JSTransformer.js View on Github external
pkg.browser.fs === false;

        if (!ignore) {
          traverse(ast.program, fsVisitor, null, {asset, logger});
        }
      }

      // Insert node globals
      if (GLOBAL_RE.test(code)) {
        asset.meta.globals = new Map();
        walk.ancestor(ast.program, insertGlobals, asset);
      }
    }

    if (options.scopeHoist) {
      hoist(asset);
    } else if (asset.meta.isES6Module) {
      // Convert ES6 modules to CommonJS
      let res = babelCore.transformFromAst(ast.program, code, {
        code: false,
        ast: true,
        filename: asset.filePath,
        babelrc: false,
        configFile: false,
        plugins: [require('@babel/plugin-transform-modules-commonjs')],
      });

      ast.program = res.ast;
      ast.isDirty = true;
    }

    return [asset];
github parcel-bundler / parcel / packages / packagers / js / src / JSPackager.js View on Github external
return replaceBundleReferences({
        bundle,
        bundleGraph,
        contents,
        getInlineReplacement: (dependency, inlineType, content) => ({
          from: `"${dependency.id}"`,
          to: inlineType === 'string' ? JSON.stringify(content) : content,
        }),
        getInlineBundleContents,
        map,
      });
    }

    // If scope hoisting is enabled, we use a different code path.
    if (options.scopeHoist) {
      let ast = await concat(bundle, bundleGraph);
      ast = link({bundle, bundleGraph, ast, options});
      return replaceReferences({
        contents: generate(bundleGraph, bundle, ast, options).contents,
        map: null,
      });
    }

    if (bundle.env.outputFormat === 'esmodule') {
      throw new Error(
        `esmodule output is not supported without scope hoisting.`,
      );
    }

    // For development, we just concatenate all of the code together
    // rather then enabling scope hoisting, which would be too slow.
    let codeQueue = new PromiseQueue({maxConcurrent: 32});
github parcel-bundler / parcel / packages / packagers / js / src / JSPackager.js View on Github external
contents,
        getInlineReplacement: (dependency, inlineType, content) => ({
          from: `"${dependency.id}"`,
          to: inlineType === 'string' ? JSON.stringify(content) : content,
        }),
        getInlineBundleContents,
        map,
      });
    }

    // If scope hoisting is enabled, we use a different code path.
    if (options.scopeHoist) {
      let ast = await concat(bundle, bundleGraph);
      ast = link({bundle, bundleGraph, ast, options});
      return replaceReferences({
        contents: generate(bundleGraph, bundle, ast, options).contents,
        map: null,
      });
    }

    if (bundle.env.outputFormat === 'esmodule') {
      throw new Error(
        `esmodule output is not supported without scope hoisting.`,
      );
    }

    // For development, we just concatenate all of the code together
    // rather then enabling scope hoisting, which would be too slow.
    let codeQueue = new PromiseQueue({maxConcurrent: 32});
    let mapQueue = new PromiseQueue({maxConcurrent: 32});
    bundle.traverse(node => {
      if (node.type === 'asset') {
github parcel-bundler / parcel / packages / packagers / js / src / JSPackager.js View on Github external
bundle,
        bundleGraph,
        contents,
        getInlineReplacement: (dependency, inlineType, content) => ({
          from: `"${dependency.id}"`,
          to: inlineType === 'string' ? JSON.stringify(content) : content,
        }),
        getInlineBundleContents,
        map,
      });
    }

    // If scope hoisting is enabled, we use a different code path.
    if (options.scopeHoist) {
      let ast = await concat(bundle, bundleGraph);
      ast = link({bundle, bundleGraph, ast, options});
      return replaceReferences({
        contents: generate(bundleGraph, bundle, ast, options).contents,
        map: null,
      });
    }

    if (bundle.env.outputFormat === 'esmodule') {
      throw new Error(
        `esmodule output is not supported without scope hoisting.`,
      );
    }

    // For development, we just concatenate all of the code together
    // rather then enabling scope hoisting, which would be too slow.
    let codeQueue = new PromiseQueue({maxConcurrent: 32});
    let mapQueue = new PromiseQueue({maxConcurrent: 32});

@parcel/scope-hoisting

Blazing fast, zero configuration web application bundler

MIT
Latest version published 3 years ago

Package Health Score

72 / 100
Full package analysis

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