Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 7x 6x 6x 8x 8x 12x 8x 8x 8x 8x 18x 18x 6x 8x 8x 8x 8x 6x 6x | const babel = require("@babel/core"); const { MACRO_IMPORT } = require("./constants"); const componentMacro = require("./component-macro"); const defaultPropsMacro = require("./default-props-macro"); const useRenderMacro = require("./use-render"); const t = babel.types; module.exports = function babelPluginFeMacros() { const macros = [componentMacro, useRenderMacro, defaultPropsMacro]; const macroImport = MACRO_IMPORT; return { name: "babel-plugin-fe-macros", /** * @type {babel.Visitor} */ visitor: { ImportDeclaration(path) { if (path.node.source.value === macroImport) { /** @type {Map<string, number>} */ const macroCountMap = new Map(); for (const specifier of path.node.specifiers) { Iif (!t.isImportSpecifier(specifier)) { continue; } const macro = macros.find( (macro) => t.isIdentifier(specifier.imported) && specifier.imported.name === macro.name ); Iif (!macro) { continue; } const referencePaths = path.scope.getBinding( specifier.local.name )?.referencePaths; Iif (!referencePaths) { continue; } for (const path of referencePaths) { Eif (path.isIdentifier() && path.parentPath.isCallExpression()) { macro?.transform(path.parentPath) && macroCountMap.set( macro.name, 1 + (macroCountMap.get(macro.name) || 0) ); } } } const specifiers = path.node.specifiers.filter((specifier) => { Iif (!t.isImportSpecifier(specifier)) { return true; } const initialCount = path.scope.getBinding(specifier.local.name)?.references || 0; const macroCount = (t.isIdentifier(specifier.imported) && specifier.imported.name && macroCountMap.get(specifier.imported.name)) || 0; return initialCount > macroCount; }); Iif (specifiers.length > 0) { path.node.specifiers = specifiers; } else { path.remove(); } } }, }, }; }; |